Appendix G4 - FRCC Student Center HVAC Elec CD - Sealed.pdf

PDF 2 MB Posted

Attached to
FRCC-AFB-27-02-W Replace AHU and Exhaust
Solicitation number
IFB1 GJEA 2027000011 1
Issued by
Adams County, Weston CDP, Colorado

About this file

This is a sealed electrical construction document for the FRCC Westminster Student Center HVAC Upgrades project, a capital improvement initiative at Front Range Community College in Westminster, Colorado. The project entails the replacement of air handling units (AHUs), exhaust fans, heating and cooling coil pumps, return fans, and associated electrical infrastructure serving the Student Center building. The scope includes three new air handling units (AHU-1, AHU-2, AHU-3), multiple pump installations (heating water pumps HWP-1 through HWP-4 and cooling water pumps CWP-1 through CWP-3), return fans (RF-1, RF-2, RF-3), exhaust fans (EF-5), cabinet unit heaters (CUH-1, UH-2), and a fan-powered box (FTB-2-1). The project involves significant electrical modifications across two levels: Level 1 and the Penthouse Level. Equipment operates at multiple voltages including 480V three-phase, 277V single-phase, and 120V single-phase. Work includes new feeder installations, circuit breaker modifications to existing panels (P4B7C, P4B7D, P2B7H, P2B7J, and K2B7D), variable frequency drive (VFD) connections, branch circuit extensions, disconnect switch installations, and fire alarm and duct smoke detector provisions. The construction documents indicate phased demolition work with existing equipment removal and replacement, conduit concealment in finished areas, fire-rated wall penetration sealing, and coordination with mechanical drawings.

The electrical infrastructure modifications support the HVAC equipment through multiple distribution panels and feeder networks. Key electrical components include disconnect switches sized per equipment manufacturer requirements and mounted at maximum 6 feet-3 inches to cabinet tops, GFCI-protected receptacles for rooftop and wet locations, variable-speed drives with integrated disconnects, and motorized damper controls. The mechanical equipment schedule specifies exact conductor sizes, ground wires, conduit dimensions, and protection devices for each piece of equipment. Existing panels P4B7C and P4B7D receive new circuit breaker additions and modifications at 45-ampere, 60-ampere, and 15-ampere ratings to serve the new loads. Control transformers require 120-volt connections for HVAC operation. The document mandates coordination with mechanical drawings before rough-in work, installation of concealed conduit in finished areas with exposed conduit painted to match surroundings, and detailed written method of procedure documentation for any construction activities affecting occupant safety or building systems. All electrical work must comply with the National Electrical Code (NEC), local codes, and standards referenced including NFPA, IBC, and ADA requirements. The project is identified as Job Number 2025-418 with a construction documents date of August 7, 2026.

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ABBREVIATIONS LEGEND

AMPERES

ABOVE FINISHED FLOOR

ABOVE FINISHED GRADE

ANNUNCIATOR

ABOVE RAISED FLOOR

AIR SAMPLING SMOKE DETECTION

AUTOMATIC TRANSFER SWITCH

BELOW FINISHED GRADE

MOTOR CIRCUIT PROTECTOR

SEE MECHANICAL EQUIPMENT SCHEDULE

MINIMUM

MAIN LUGS ONLY

MANUAL TRANSFER SWITCH

NORMALLY CLOSED

NIGHT LIGHT

NORMALLY OPEN

NOT TO SCALECONDUIT

CABLE TELEVISION

CIRCUIT BREAKER

CLOSED CIRCUIT TELEVISION

EXISTING

EMERGENCY

EMERGENCY MAIN DISTRIBUTION CENTER

EXPLOSION PROOF

EMERGENCY POWER OFF

EMERGENCY VENTILATION ON/OFF

ELECTRIC WATER COOLER

FIRE ALARM

GROUND

GENERATOR CONTROL PANEL

GROUND FAULT CIRCUIT INTERRUPTER

HAND OFF AUTOMATIC

ISOLATED GROUND

MAXIMUM

MAIN CIRCUIT BREAKER

MOTOR CONTROL CENTER

MAIN DISTRIBUTION CENTER TRANSFORMER

WEATHER PROOF

WITHOUT

WITH

VARIABLE FREQUENCY DRIVE

VOLTS

UNINTERRUPTIBLE POWER SUPPLY

UNLESS OTHERWISE NOTED

UNDER GROUND

UNDER FLOOR

TYPICAL

TRANSIENT VOLTAGE SURGE SUPPRESSER

TAMPER PROOF

SUB-DISTRIBUTION CENTER

STAND-BY

PULL BOX

ON SITE WORK FORCE

OWNER FURNISHED, OWNER INSTALLED

OWNER FURNISHED, CONTRACTOR INSTALLED

ON CENTER

ABOVE COUNTER, MOUNT HORIZONTALLY TO CENTERLINE OF DEVICE,

+6" ABOVE COUNTER OR BACK SPLASH

NOT IN CONTRACT

DESCRIPTIONSYMBOL DESCRIPTIONSYMBOL

(Not all symbols listed below are used on these drawings)

MDC

MCC

MCB

MAX

IG

HOA

GFCI

GCP

G

FA

EWC

EVO

EPO

EP

EMDC

EM

(E)

CCTV

CB

CATV

C

BFG

ATS

ASSD

ARF

ANN

AFG

AFF

AC

A

XFMR

WP

W/O

W/

VFD

V

UPS

UON

UG

UF

TYP

TVSS

TP

SDC

SB

PB

OSWF

OFOI

OFCI

OC

NTS

NO

NL

NIC

NC

MTS

MLO

MIN

MEC

MCP

ONE-LINE DIAGRAM LEGEND

(Not all symbols listed below are used on these drawings)

DISCONNECT SWITCH

DISCONNECT SWITCH, FUSED

CIRCUIT BREAKER

PANELBOARD "A"

EM=ENERGY METER, PM=POWER METER, CM=CIRCUIT MONITOR

VOLTMETER TEST SWITCH

AMMETER TEST SWITCH

VOLTMETER

AMMETER

ENGINE GENERATOR

CONTACTOR/RELAY/CAPACITOR (AS NOTED)

TRANSFER SWITCH - ATS=AUTOMATIC, MTS=MANUAL

GROUND FAULT INTERRUPTER

SURGE PROTECTIVE DEVICE

SHUNT TRIP

TERMINATIONS LB=LOAD BREAK, NLB=NO LOAD BREAK

DRAW-OUT DEVICE

PLUG-IN DEVICE

ELECTRICALLY OPERATEDMECHANICAL INTERLOCK

ELECTRICAL INTERLOCK, SUBSCRIPT INDICATES INTERLOCKED GROUP

KIRK KEY INTERLOCK, SUBSCRIPT INDICATES INTERLOCKED GROUP

SHORT CIRCUIT CURRENT AVAILABLE

SERVICE WEATHERHEAD

EQUIPMENT ENCLOSURE

METER

SERVICE ENTRANCE TRANSFORMER

POTENTIAL TRANSFORMER

CURRENT TRANSFORMER

STEP DOWN TRANSFORMER, ## INDICATES KVA

GROUND

FUSE

K-RATED STEP DOWN TRANSFORMER

## INDICATES KVA, # INDICATES K RATING

DESCRIPTIONSYMBOL DESCRIPTIONSYMBOL

T

OR

ISCA

K a

E a

M

A

PM

VS

V

GFI

XXX

M

TK

AS

A

G

SPD

ST

EO

SEE FEEDER/MEC/TRANSFORMER SCHEDULES FOR FEEDER SIZE

POWER LEGEND

(Not all symbols listed below are used on these drawings)

SINGLE RECEPTACLE

DUPLEX RECEPTACLE

DOUBLE DUPLEX RECEPTACLE

DUPLEX RECEPTACLE, HALF SWITCHED

DUPLEX RECEPTACLE, CEILING MOUNTED

DUPLEX RECEPTACLE, FLOOR MOUNTED

DOUBLE DUPLEX RECEPTACLE, FLOOR MOUNTED

SPECIAL RECEPTACLE

SPECIAL RECEPTACLE, FLOOR MOUNTED

JUNCTION BOX, FLOOR OR CEILING MOUNTED

JUNCTION BOX, WALL MOUNTED

DISCONNECT SWITCH (NON-FUSED)

DISCONNECT SWITCH (FUSED)

VARIABLE SPEED DRIVE WITH DISCONNECT

UTILITY METER

ELECTRICAL PANELBOARD, CONTROL PANEL, OR OTHER CABINET AS NOTED

PLUG MOLD (MULTI-OUTLET ASSEMBLY)

CONDUIT TURNING DOWN

CONDUIT TURNING UP

CONDUIT CAPPED

MAIN SWITCHBOARD/DISTRIBUTION CENTER

CURRENT TRANSFORMER

GENERATOR ANNUNCIATOR PANEL

CONDUIT, UNDERGROUND OR CONCEALED IN FLOOR

AS ALLOWED PER SPECIFICATIONS

DESCRIPTIONSYMBOL DESCRIPTIONSYMBOL

CLG

J

M

WM

T

CT

GANN

MOTOR

CONDUIT CONCEALED

GROUND BAR

TRANSFORMER

THERMOSTAT

A-1

T

PM

WIREMOLD (SURFACE RACEWAY)

SHADING INDICATES EMERGENCY SYSTEM

TEXT INDICATES PANEL AND CIRCUIT DESIGNATION

M

REFERENCE SYMBOLS LEGEND

(Not all symbols listed below are used on these drawings)

KITCHEN/OWNER/MEDICAL EQUIPMENT REFERENCE

MECHANICAL EQUIPMENT REFERENCE

EXISTING TO REMAIN

EXISTING TO BE REMOVED

EXISTING TO BE RELOCATED

EXISTING TO REMAIN - REPLACE DEVICE

DESCRIPTION DESCRIPTIONSYMBOL

X

LC1

UH

E

R

RL

ER

SYMBOL

KEY NOTE REFERENCE

LPA-# TYPICAL CIRCUIT NUMBER

TYPICAL LUMINAIRE TYPE

TG#

LIGHTING CONTROL / EQUIPMENT REFERENCE

TYPICAL ROOM REFERENCE (TOP = RM #, BOTTOM = FLR)

X

X

EXISTING TO BE REMOVED AND REPLACEDRR

J

ENCLOSED CIRCUIT BREAKER

TOGGLE SWITCHS

UG

FIRE ALARM SYSTEM LEGEND

(Not all symbols listed below are used on these drawings)

FIRE ALARM CONTROL PANEL

FIRE ALARM SYSTEM ANNUNCIATOR PANEL (GRAPHIC/LED)

MANUAL PULL STATION

ADDRESSABLE INPUT MODULE

ADDRESSABLE OUTPUT MODULE

THERMAL DETECTOR F=FIXED TEMPERATURE,

R=FIXED TEMPERATURE & RATE OF RISE (TEMP. RATING)

SMOKE DETECTOR (P=PHOTOELECTRIC, SB=WITH SOUNDER BASE,

BR=BEAM RECEIVER, BT=BEAM TRANSMITTER)

AUDIOVISUAL DEVICE (H##cd=HORN/STROBE COMBINATION S=SPEAKER/STROBE COMBINATION, C=CHIME/STROBE COMBINATION)REMOTE ANNUNCIATOR PANEL

FIRE ALARM DIRECTORY ANNUNCIATOR

FLAME DETECTOR (UV=ULTRAVIOLET, IR=INFRARED)

DUCT SMOKE DETECTOR S=SUPPLY, R=RETURN

DUCT DETECTOR REMOTE INDICATOR ALARM AND TEST

REMOTE INDICATOR LIGHT CARBON MONOXIDE ALARM/DETECTOR

FLOW DETECTOR SWITCH

TAMPER SWITCH

MAGNETIC DOOR HOLD

EMERGENCY TELEPHONE STATION (J=JACK, H=HANDSET)

FIRE ALARM STROBE (cd= CANDELA RATING 15, 30, 75, 110)

AUDIBLE DEVICE (H=HORN, S=SPEAKER, C=CHIME)

DESCRIPTION DESCRIPTION

FACP

FAPS

FSA

FAA

RACP

FSC

FAD

P

F

UV

RTS

M

AOM

H15cd

H

15cd

J

SYMBOL

AIM

SYMBOL

FIRE FIGHTER SMOKE CONTROL PANEL

RESCUE ASSISTANCE SYSTEM HEAD END UNIT

FIRE ALARM (NAC) POWER SUPPLY

GRAPHIC ZONE MAPGZM

RESCUE ASSISTANCE TELEPHONE STATION)

RA

FSD

CO

PRESSURE SWITCH

FIRE/SMOKE DAMPER

CARBON MONOXIDE ALARM/DETECTOR, WALL MOUNTEDCO

1/2"

1/4"

1/4"

3/16"

1/4"

3/16"

13/16"

WIDTH AS REQUIRED

2 1/2"

NOTES:

1. SEE SPECIFICATIONS FOR ADDITIONAL NAMEPLATE INFORMATION.

2. REWORD NAMEPLATE FOR FIELD CONDITIONS.

3. HP SHALL INDICATE HORSEPOWER.

UTILIZATION EQUIPMENT

NAMEPLATE DETAIL

EXHAUST FAN #1

480V 3Ø HP

FED FROM H1A

SCALE: FULL

TOP OF CABINET

TOP OF CABINET

(6 '-8

O

R

B

E

LO

W C

E

IL

IN

G

W H

IC

H

E V

E R

IS

L

O W

E R

(7 '-0

U

O N

(8 '-0

U

O N

(6 '-0

U

O N

(6 '-6

U

O N

(4 '-0

U

O N

(5 '-4

U

O N

TYPICAL 9'-0" CEILING OR HIGHER

TOP OF CABINET

TYPICAL 8'-0" CEILING

2.

3.

NOTES:

1.

FINISHED FLOOR18

(1 '-6

U

O N

NOTE: ALL DEVICES INDICATED TO BE

INSTALLED AT DIFFERENT MOUNTING

HEIGHTS AND LOCATED WITHIN ONE

STUD SPACE FROM EACH OTHER

SHALL ALIGN VERTICALLY, ON THE

SAME SIDE OF THE STUD. WHERE WALL

MOUNTED TELEPHONES OCCUR OVER

LIGHT SWITCHES, VOLUME CONTROLS,

ETC. OFFSET ONE STUD SPACE.

HEIGHTS SHOWN ARE TYPICAL TO CENTERLINE OF BOX UNLESS NOTED OTHERWISE.

WHERE EVER DEVICES ARE INDICATED TO BE ABOVE DOORS, DEVICE SHALL BE CENTERED BETWEEN TOP OF

DOOR TRIM AND CEILING LINE.

MOUNTING HEIGHTS SHOWN ON ARCHITECTURAL ELEVATIONS SHALL GOVERN OVER THOSE SHOWN ABOVE.

BOTTOM OF DEVICE

W

GFI

GZM

CONTROL PANELS

TOP

S

TOP

S

C

C

FAA

C

C

GB

MD

C

C

FACP

CRV

TC

SS

M

I

M

NO SCALE

F

TYPICAL DEVICE MOUNTING HEIGHTS

TOP OF DEVICE

CBEP DSP SS

MD

GB

4. DEVICE MOUNTING HEIGHTS SHALL BE PER MOST CURRENT VERSION OF GOVERNING CODES AND STANDARDS NEC, IBC, NFPA, ADA, ETC. WHERE DESCREPANCIES BECOME EVIDENT CONSULT THE ARCHITECT

AND ENGINEER OF RECORD.

J

EMT CONDUIT HOME RUN 4" SQUARE BOX

EMT

CONDUIT

SHEET NO.

REVISIONS:

DRAWN BY:

Date:

JOB NO:

CHECKED BY:

DRAWING TITLE

TITLE

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RTA

IPD

E L

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T R

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A

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D S

N

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W th

A v e

W e s tm in s te r, C

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F R

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W E

S T

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S T

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R H

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C U

P G

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D E

S

2025-418

08/07/2026

CONSTRUCTION DOCUMENTS

GENERAL NOTES:

1. FOR REMODELING, WORK INCLUDED IS DENOTED IN BOLD. EXISTING

CONDITIONS TO REMAIN ARE DENOTED LIGHTLY.

2. PROTECT STRUCTURE AND OWNER EQUIPMENT FROM DAMAGE. IMMEDIATELY

REPLACE OR REPAIR, TO ORIGINAL CONDITION, DAMAGE CAUSED BY THE

CONTRACTOR WHETHER EQUIPMENT APPEARS TO BE CURRENTLY IN USE OR

NOT, UNLESS WRITTEN AUTHORIZATION FROM THE OWNER INDICATED

OTHERWISE. PREPARE LISTING OF ALL EXISTING DAMAGED ITEMS AND SUBMIT

TO OWNER PRIOR TO BEGINNING WORK.

3. INSTALL CONDUIT CONCEALED IN FINISHED AREAS UNLESS OTHERWISE NOTED.

PAINT EXPOSED CONDUIT TO MATCH EXISTING FINISHES WITHIN THE

SURROUNDING AREA.

4. FIRE SEAL ALL FIRE RATED WALL AND FLOOR PENETRATIONS. REFER TO

ARCHITECTURAL DRAWINGS FOR FIRE RATED WALLS.

5. COORDINATE EXACT REQUIREMENTS AND LOCATIONS OF MECHANICAL

EQUIPMENT WITH MECHANICAL DRAWINGS AND MECHANICAL CONTRACTOR

PRIOR TO ROUGH-IN AND ORDERING MATERIALS OR EQUIPMENT.

6. A DETAILED WRITTEN METHOD OF PROCEDURE IS REQUIRED WHEN A

CONSTRUCTION ACTIVITY OR AN OUTAGE AFFECTS THE SAFETY OF

OCCUPANTS, TELEPHONE/DATA/FIRE ALARM EQUIPMENT OR COMPONENTS OF

ANY SYSTEM WHICH SUPPORTS THIS EQUIPMENT OR ESSENTIALLY AFFECTS

THE BUILDING MANAGEMENT, OPERATIONS OR SECURITY. SEE SPECIFICATIONS

FOR ADDITIONAL INFORMATION.

7. EXISTING INFORMATION SHOWN ON THE DRAWINGS HAS BEEN TAKEN FROM

OWNER FURNISHED DRAWINGS AND/OR LIMITED FIELD OBSERVATIONS. CATOR,

RUMA & ASSOCIATES IS NOT RESPONSIBLE FOR THE ACCURACY OF ANY

INFORMATION OR THE ADEQUACY, SAFETY AND CONFORMANCE TO CURRENT

PREVAILING CODES OF ANY WORK SHOWN AS EXISTING ON THESE DRAWINGS.

8. PROVIDE SEPARATE INSULATED GROUNDING CONDUCTOR IN ALL FEEDER,

HOMERUN AND BRANCH CIRCUITS.

DEMOLITION NOTES:

1. UNLESS NOTED OTHERWISE, BOLD ITEMS INDICATE EQUIPMENT, DEVICES,

ETC. TO BE REMOVED. SEE SPECIFICATION SECTION 260500 FOR

REMODEL/DEMOLITION DETAILED REQUIREMENTS.

2. DEMOLITION DRAWINGS MAY NOT SHOW EVERY ITEM TO BE DEMOLISHED.

CONTRACTOR SHALL VISIT SITE TO DETERMINE AND COORDINATE THE EXACT

EXTENT OF DEMOLITION TO FACILITATE ALL WORK INDICATED BY THE

CONTRACT DOCUMENTS PRIOR TO QUOTATION. NO EXTRAS WILL BE

ALLOWED FOR WORK REQUIRED TO ACHIEVE THE END RESULT AS INDICATED

BY THE CONTRACT DOCUMENTS. REWORK EXISTING TERMINATIONS,

CONNECTIONS, CONDUIT, WIRING, ETC. TO ACCEPT NEW WORK. MAINTAIN

CIRCUIT CONTINUITY TO EXISTING CIRCUITS AND DEVICES TO REMAIN OR

REMODEL/DEMOLITION DETAILED REQUIREMENTS TO BE RELOCATED. PRIOR

TO COMMENCEMENT OF ANY DEMO WORK, CONFIRM EXISTING CONDITIONS

AND NOTIFY ENGINEER OF ANY DISCREPANCIES FOR RESOLUTION.

3. ALL ITEMS IDENTIFIED TO BE REMOVED SHALL BE REMOVED IN THEIR

ENTIRETY INCLUDING ALL WIRING AND EXPOSED CONDUIT AND CONDUIT

SUPPORTS BACK TO POINT OF ORIGIN OR NEXT DEVICE TO REMAIN. REMOVED

ITEMS SHALL BE TURNED OVER TO THE OWNER, UNLESS NOTED OTHERWISE,

AND STORED IN THE AREA DESIGNATED BY THE OWNER. REMOVE FROM SITE

AND LEGALLY DISPOSE OF ALL ITEMS THE OWNER CHOOSES NOT TO ACCEPT.

4. WHERE EXISTING CONDUITS ARE SHOWN TO BE REMOVED AND HAVE BEEN

ROUTED IN CONCRETE FLOOR SLABS, CONCRETE WALLS OR CONCRETE

CEILINGS, THEY SHALL BE CUT BACK FLUSH WITH CONCRETE. FILL WITH

GROUT TO ACHIEVE A SMOOTH AND EVEN FINISH FLUSH WITH CONCRETE

SURFACE AFTER CONDUCTORS HAVE BEEN REMOVED.

5. REUSE EXISTING CONDUIT WHERE CURRENT NEC AND LOCAL CODE

REQUIREMENTS ARE MAINTAINED. PROVIDE NEW CONDUIT AND WIRE FOR

NEW INSTALLATIONS AND EXTENSION OF EXISTING INSTALLATIONS. REUSE

EXISTING CONDUIT IN PLACE, DO NOT REINSTALL EXISTING CONDUIT. PROVIDE

LABELING PER SPECIFICATIONS FOR REUSED CONDUIT.

6. RELOCATED EQUIPMENT AND DEVICES ARE TO BE CLEANED OF ALL FOREIGN

MATERIAL. REPLACE EQUIPMENT OR DEVICES WHICH ARE DEFECTIVE OR

DAMAGED DURING RELOCATION.

7. WHERE EXISTING DEVICES, SWITCHES, MOTOR CONNECTIONS, ETC. ARE TO

BE REMOVED FROM WALLS WHICH ARE REMAINING, WALLS SHALL BE

PATCHED TO MATCH ORIGINAL FINISH. BLANK COVERPLATES OVER EXISTING

BOXES ARE NOT ACCEPTABLE, UNLESS NOTED OTHERWISE.

POWER PLAN NOTES:

1. MAKE ALL FINAL ELECTRICAL CONNECTIONS TO EQUIPMENT REQUIRING

ELECTRICAL CONNECTION. THIS SHALL INCLUDE BUT NOT BE LIMITED TO ALL

MECHANICAL AND OTHER EQUIPMENT INCLUDED IN THIS PROJECT.

2. COORDINATE EXACT REQUIREMENTS AND LOCATIONS OF MECHANICAL

EQUIPMENT WITH MECHANICAL DRAWINGS AND MECHANICAL CONTRACTOR

PRIOR TO ROUGH-IN.

3. PROVIDE FUSES SIZED PER EQUIPMENT MANUFACTURER'S REQUIREMENTS.

4. DISCONNECT SWITCH LOCATIONS ARE SHOWN DIAGRAMMATICALLY AND

SHALL BE INSTALLED IN ACCESSIBLE LOCATIONS TO SUIT EQUIPMENT AND

SPACE. DISCONNECT SWITCHES SHALL BE WITHIN SIGHT OF THE EQUIPMENT

THEY SERVE AND MOUNTED AT 6'-3", MAXIMUM, TO TOP OF CABINET. MAINTAIN

NEC WORK SPACE REQUIREMENTS.

5. NO RECEPTACLES SHALL BE MOUNTED BELOW +18" AFF.

6. PROVIDE A DEDICATED NEUTRAL CONDUCTOR FOR EACH 120V CIRCUIT.

7. CIRCUITS MAY BE COMBINED INTO HOMERUNS OF UP TO SIX (6) CURRENT

CARRYING CONDUCTORS, INCLUDING NEUTRALS, UNLESS OTHERWISE

INDICATED. WHERE CIRCUITS ARE COMBINED WITHIN A SINGLE CONDUIT,

PROVIDE STRIPING FOR FULL LENGTH OF NEUTRAL CONDUCTOR INSULATION

TO MATCH THE COLOR CODE OF THE ASSOCIATED PHASE CONDUCTOR. SEE

SPECIFICATION FOR COLOR CODES.

8. GFCI RECEPTACLES ARE NOT GENERALLY SHOWN ON DRAWINGS. ALL

RECEPTACLE OUTLETS LOCATED IN ROOFTOPS, OUTDOOR LOCATIONS,

MECHANICAL ROOMS, WITHIN 6 FEET OF A SINK OR OTHER WET LOCATIONS

SHALL BE PROVIDED WITH GFCI PROTECTION PER NEC ARTICLE 210 AND NEC

SECTION 422.5. ADDITIONAL GFCI PROTECTION TO BE PROVIDED AS

INDICATED. WHERE GFCI DEVICES ARE REQUIRED AND/OR SHOWN BUT ARE

NOT ACCESSIBLE WHEN EQUIPMENT IS INSTALLED, PROVIDE BLANK FACE

GFCI DEVICE AND COVERPLATE AHEAD OF INACCESSIBLE RECEPTACLES.

MOUNT ADJACENT TO EQUIPMENT AT SWITCH HEIGHT UNLESS OTHERWISE

SHOWN.

9. ALL OUTDOOR AND ROOFTOP RECEPTACLES SHALL BE OUTDOOR RATED AND

SHALL HAVE A WEATHERPROOF IN USE COVER.

1.

2.

EQUIPMENT PROVIDED WITH INTRGRAL LIGHTING AND RECEPTACLE.

DISCONNECT SWITCH INTEGRAL TO EQUIPMENT.

SPECIFIC REMARKS:

A.

B.

C.

D.

E.

F.

G.

PRIOR TO WORK, VERIFY ELECTRICAL REQUIREMENTS (VOLTAGE, AMPERAGE, RECOMMENDED OCPD, CONDUCTORS, AND DISCONNECT) FOR EACH PIECE OF EQUIPMENT.

PRIOR TO WORK, VERIFY EXACT LOCATION FOR EACH PIECE OF EQUIPMENT.

COORDINATE AND PROVIDE ALL FIELD CONNECTIONS AS REQUIRED.

COORDINATE 120V POWER CONNECTIONS TO DAMPERS AND OTHER CONTROL CIRCUITS. GROUP EQUIPMENT CONTROL CIRCUITS SUCH THAT FAILURE OF ONE CONTROL CIRCUIT DOES NOT AFFECT OPERATION OF OTHER EQUIPMENT. FOR EXAMPLE, DO NOT CONNECT A DAMPER ASSOCIATED WITH ONE AIR HANDLING UNIT TO THE SAME

BRANCH CIRCUIT AS DAMPERS ASSOCIATED WITH A DIFFERENT AIR HANDLING UNIT.

FEEDERS, BREAKERS, DISCONNECTS, AND FUSING APPLIES TO FIELD-INSTALLED AND/OR FACTORY-INSTALLED EQUIPMENT.

COORDINATE LOCATION OF VFD(S) AND WORKING SPACE CLEARANCES. IF INSTALLED REMOTE FROM EQUIPMENT, PROVIDE CIRCUIT CONNECTION FROM VFD TO

MOTOR(S).

WHERE MULTIPLE MOTORS ARE SERVED BY A SINGLE VFD, COORDINATE FIELD-WIRING REQUIREMENTS WITH EQUIPMENT VENDOR.

COMMON NOTES:

MECHANICAL EQUIPMENT SCHEDULE

KEY # ITEM HP FLA LOAD

EQ LOAD

(VA) VOLTAGE

FEEDERS PROTECTION

REMARKSWIRE GROUND CONDUIT BREAKER DISCONNECT FUSE

AHU 1 AIR HANDLING UNIT 0 22 A 0 VA 18540 VA 480 V/ 3ph 3#8 #10G 3/4" 45 A VFD 1

AHU 2 AIR HANDLING UNIT 0 29 A 0 VA 24360 VA 480 V/ 3ph 3#6 #10G 1" 60 A VFD 1

AHU 3 AIR HANDLING UNIT 0 22 A 0 VA 18540 VA 480 V/ 3ph 3#8 #10G 3/4" 45 A VFD 1

CUH 1 CABINET UNIT HEATER 0 5 A 0 VA 600 VA 120 V/ 1ph 2#12 #12G 3/4” 20 A S

CWP 1 COOLING COIL PUMP, AHU-1 1.5 0 A 0 VA 2494 VA 480 V/ 3ph 3#12 #12G 3/4" 15 A VFD

CWP 2 COOLING COIL PUMP, AHU-2 1.5 0 A 0 VA 2494 VA 480 V/ 3ph 3#12 #12G 3/4" 15 A VFD

CWP 3 COOLING COIL PUMP, AHU-3 1.5 0 A 0 VA 2494 VA 480 V/ 3ph 3#12 #12G 3/4" 15 A VFD

EF 5 EXHAUST FAN 0 3 A 0 VA 336 VA 120 V/ 1ph 2#12 #12G 3/4” 20 A S

FTB 2-1 FAN POWRED BOX 0 6 A 0 VA 1634 VA 277 V/ 1ph 2#12 #12G 3/4” 20 A S 2

HWP 1 HEATING COIL PUMP, AHU 1 2 0 A 0 VA 2827 VA 480 V/ 3ph 3#12 #12G 3/4" 15 A VFD

HWP 2 HEATING COIL PUMP, AHU 2 2 0 A 0 VA 2827 VA 480 V/ 3ph 3#12 #12G 3/4" 15 A VFD

HWP 3 HEATING COIL PUMP, AHU 3 2 0 A 0 VA 2827 VA 480 V/ 3ph 3#12 #12G 3/4" 15 A VFD

HWP 4 HEATING COIL PUMP 2 0 A 0 VA 2827 VA 480 V/ 3ph 3#12 #12G 3/4" 15 A VFD

RF 1 RETURN FAN 0 5 A 0 VA 3991 VA 480 V/ 3ph 3#12 #12G 3/4” 15 A 30 A 6 A

RF 2 RETURN FAN 0 5 A 0 VA 3991 VA 480 V/ 3ph 3#12 #12G 3/4” 15 A 30 A 6 A

RF 3 RETURN FAN 0 5 A 0 VA 3991 VA 480 V/ 3ph 3#12 #12G 3/4” 15 A 30 A 6 A

UH 2 UNIT HEATER 0 5 A 0 VA 600 VA 120 V/ 1ph 2#12 #12G 3/4” 20 A S

FIRE ALARM PLAN NOTES:

1. FIRE ALARM EQUIPMENT AND DEVICES SHOWN ON THESE DRAWING INDICATE

THE INTENT, PERFORMANCE, AND SCOPE OF THE SYSTEM. THE FULL DESIGN OF

THE FIRE ALARM SYSTEM SHALL BE DONE BY THE CONTRACTOR. THE

CONTRACTOR SHALL PROVIDE A SHOP DRAWING SUBMITTAL FOR APPROVAL BY

THE LOCAL FIRE DEPARTMENT AND/OR THE AUTHORITY HAVING JURISDICTION.

THE CONTRACTOR SHALL ARRANGE TO HAVE THE FIRE ALARM SYSTEM

SUBMITTAL SEALED AND SIGNED BY A REGISTERED PROFESSIONAL ENGINEER

WHO WILL ASSUME THE DUTY OF ENGINEER OF RECORD FOR THE FIRE ALARM

SYSTEM DESIGN. THE ELECTRICAL ENGINEER OF RECORD AT CATOR, RUMA &

ASSOCIATES, CO. WILL NOT BE RESPONSIBLE FOR SEALING AND SIGNING THE

FIRE ALARM SYSTEM SHOP DRAWING SUBMITTAL.

2. LOCATE SMOKE DETECTORS PER NFPA 72 AND MANUFACTURERS

REQUIREMENTS. THE LOCATIONS OF SMOKE DETECTORS ON THE DRAWINGS

ARE DIAGRAMMATIC ONLY. DETECTORS SHALL NOT BE PLACED WITHIN 3'-0" OF

ANY CEILING MOUNTED HVAC SUPPLY AIR DEVICE.

3. NEW FIRE ALARM DEVICES SHALL MATCH EXISTING, UNLESS NOTED OTHERWISE.

PROVIDE RE-PROGRAMMING OF SYSTEM AS REQUIRED TO ACCOMMODATE NEW

DEVICES. REVISE EXISTING ANNUNCIATOR(S) AND GRAPHIC ZONE MAP(S) TO

REFLECT PROJECT FIRE ALARM AND ARCHITECTURAL MODIFICATIONS. UPDATE

GRAPHIC ZONE MAPS THROUGHOUT THE BUILDING. SUBMIT TO ENGINEER AND

BUILDING/FIRE DEPARTMENTS FOR REVIEW PRIOR TO INSTALLATION.

ONE-LINE DIAGRAM NOTES:

1. PANELBOARDS INDICATED ON ONE LINE DIAGRAMS DO NOT SHOW ALL BRANCH

CIRCUITS. REFER TO PANELBOARD SCHEDULE(S).

2. EXISTING ONE-LINE DIAGRAM TAKEN FROM OWNER FURNISHED DRAWINGS.

EXISTING INFORMATION SHOWN OTHER THAN LOCATIONS IMPACTED BY NEW

WORK HAS NOT BEEN VERIFIED.

08/06/2026

PANELEXISTING "P4B7C"

Panel Notes: 7. RELOCATE LOAD FROM CIRCUIT 7 TO CIRCUIT 9.

200 A M.L.O. VOLTAGE 277 / 480 V 1. NEW LOAD ON EXISTING CIRCUIT BREAKER.

225 A BUS PHASE 3 PH 2. PROVIDE NEW CIRCUIT BREAKER IN SPACE TO MATCH EXISTING.

WIRE 4 W 3. REPLACE EXISTING CIRCUIT BREAKER WITH NEW CIRCUIT BREAKER AS SHOWN.

MFR : EATON 4. EXISTING LOAD ON NEW CIRCUIT BREAKER. EXISTING LOAD IS ESTIMATED.

MTG. : SURFACE 14,000 AMPERE SHORT CIRCUIT RATING (FULLY RATED) 5. EXISTING LOAD REMOVED.

6. NEW LOAD.

BREAKER BREAKER

NOTE DESCRIPTION LTG RECEPT MOTORS OTHER GENERAL TOTAL AMP / P CCT PH CCT AMP / P TOTAL GENERAL OTHER MOTORS RECEPT LTG DESCRIPTION NOTE

L-MECH. ROOM 512 512 20 / 1 1 A 2 15 / 1330 1,330 RTN FAN (RF-2) 3

3 RTN FAN (RF-1) 1,330 1330 15 / 3 B 4 / 1330 1,330 "

" 1,330 1330 / 5 C 6 / 3 1330 1,330 "

" 1,330 1330 / 3 7 A 8 15 / 1330 1,330 RTN FAN (RF-3) 3

1,5,7 TERM. BOX (FTB-1) 1,634 1634 20 / 1 9 B 10 / 1330 1,330 "

EXHAUST FAN 2 0 20 / 1 11 C 12 / 3 1330 1,330 "

EXHAUST FAN 4 0 15 / 13 A 14 15 / 942 942 HT PUMP(HWP-2) 3

" 0 / 15 B 16 / 942 942 "

" 0 / 3 17 C 18 / 3 942 942 "

EXHAUST FAN 3 0 15 / 19 A 20 15 / 831 831 CLD PUMP(CWP-2) 1,5

" 0 / 21 B 22 / 831 831 "

" 0 / 3 23 C 24 / 3 831 831 "

EXHAUST FAN 1 0 15 / 25 A 26 60 / 8120 8,120 AIR HAND (AHU-2) 3,5

" 0 / 27 B 28 / 8120 8,120 "

" 0 / 3 29 C 30 / 3 8120 8,120 "

RTU-1 6,319 6319 25 / 31 A 32 45 / 6180 6,180 AIR HAND (AHU-1) 3,5

" 6,319 6319 / 33 B 34 / 6180 6,180 "

" 6,319 6319 / 3 35 C 36 / 3 6180 6,180 "

MUA-1 0 40 / 37 A 38 45 / 6180 6,180 AIR HAND (AHU-3) 3,5

" 0 / 39 B 40 / 6180 6,180 "

" 0 / 3 41 C 42 / 3 6180 6,180 "

PHASE LOADING SUMMARY PANEL LOADING SUMMARY

LOAD TYPE (VA) PH A PH B PH C LOAD TYPE CONNECTED NEC CALCULATED POWER DEMAND

LIGHTING 512.0 0.0 0.0 LOAD KVA DEMAND LOAD FACTOR LOAD KW PANEL

RECEPTACLES 0.0 0.0 0.0 CONNECTED PF=

MOTORS 32,563.2 34,197.2 32,563.2 LIGHTING 0.5 KVA x 125% = 0.6 KVA x 95% = 0.6 KW 90%

OTHER 0.0 0.0 0.0 RECEPTACLES

GENERAL 0.0 0.0 0.0 FIRST 10 KVA 0.0 KVA x 100% = 0.0 KVA x 100% = 0.0 KW CONNECTED

TOTAL (VA) 33,075.2 34,197.2 32,563.2 REMAINDER 0.0 KVA x 50% = 0.0 KVA x 100% = 0.0 KW AMPACITY =

MOTORS 120.1

NEC CALCULATED LARGEST 24.4 KVA x 125% = 30.5 KVA x 90% = 27.4 KW

PHASE AMPACITY 127.0 130.6 124.7 REMAINDER 75.0 KVA x 100% = 75.0 KVA x 90% = 67.5 KW NEC DEMAND

OTHER 0.0 KVA x 125% = 0.0 KVA x 100% = 0.0 KW AMPACITY =

200.0 GENERAL 0.0 KVA x 100% = 0.0 KVA x 100% = 0.0 KW 127.6

PHASE BALANCE A-B B-C C-A

3% 5% 2% TOTAL 99.8 KVA 106.1 KVA 95.5 KW

GENERAL NOTES: BREAKER ACCESSORIES

' PROVIDE NEW UPDATED PANEL DIRECTORIES FOR PANELS THAT ARE INCLUDED IN THIS PROJECT. * = GFCI

' PROVIDE TYPED DESCRIPTIONS OF NEW CIRCUITS BEING INSTALLED. INDICATE NEW SPARES IN PENCIL. ** = SHUNT TRIP

PANELEXISTING "P4B7D"

Panel Notes: 7. REMOVED IN PHASE 1 OF PROJECT.

200 A M.L.O. VOLTAGE 277 / 480 V 1. NEW LOAD ON EXISTING CIRCUIT BREAKER. 8. REMOVED IN PHASE 2 OF PROJECT.

225 A BUS PHASE 3 PH 2. PROVIDE NEW CIRCUIT BREAKER IN SPACE TO MATCH EXISTING.

WIRE 4 W 3. REPLACE EXISTING CIRCUIT BREAKER WITH NEW CIRCUIT BREAKER AS SHOWN.

MFR : EATON 4. EXISTING LOAD ON NEW CIRCUIT BREAKER. EXISTING LOAD IS ESTIMATED.

MTG. : SURFACE 14,000 AMPERE SHORT CIRCUIT RATING (FULLY RATED) 5. EXISTING LOAD REMOVED.

6. NEW LOAD.

BREAKER BREAKER

NOTE DESCRIPTION LTG RECEPT MOTORS OTHER GENERAL TOTAL AMP / P CCT PH CCT AMP / P TOTAL GENERAL OTHER MOTORS RECEPT LTG DESCRIPTION NOTE

SPACE 0 / 1 A 2 / 0 SPACE

SPACE 0 / 3 B 4 / 0 SPACE

SPACE 0 / 5 C 6 / 0 SPACE

1,5 COOLING COIL 831 831 15 / 7 A 8 15 / 942 942 HEATING COIL 1,5

PUMP (CWP-3) 831 831 / 9 B 10 / 942 942 PUMP (HWP-1)

" 831 831 / 3 11 C 12 / 3 942 942 "

1,5 HEATING COIL 942 942 15 / 13 A 14 15 / 831 831 COOLING COIL 1,5

PUMP (HWP-3) 942 942 / 15 B 16 / 831 831 PUMP (CWP-1

" 942 942 / 3 17 C 18 / 3 831 831 "

SPACE 0 / 19 A 20 15 / 942 942 HEATING COIL 1,5

SPACE 0 / 21 B 22 / 942 942 PUMP (HWP-4)

SPACE 0 / 23 C 24 / 3 942 942 "

SPACE 0 / 25 A 26 / 0 SPACE

SPACE 0 / 27 B 28 / 0 SPACE

SPACE 0 / 29 C 30 / 0 SPACE

SPACE 0 / 31 A 32 / 0 SPACE

SPACE 0 / 33 B 34 / 0 SPACE

SPACE 0 / 35 C 36 / 0 SPACE

SPACE 0 / 37 A 38 / 0 SPACE

SPACE 0 / 39 B 40 / 0 SPACE

SPACE 0 / 41 C 42 / 0 SPACE

PHASE LOADING SUMMARY PANEL LOADING SUMMARY

LOAD TYPE (VA) PH A PH B PH C LOAD TYPE CONNECTED NEC CALCULATED POWER DEMAND

LIGHTING 0.0 0.0 0.0 LOAD KVA DEMAND LOAD FACTOR LOAD KW PANEL

RECEPTACLES 0.0 0.0 0.0 CONNECTED PF=

MOTORS 4,489.7 4,489.7 4,489.7 LIGHTING 0.0 KVA x 125% = 0.0 KVA x 95% = 0.0 KW 90%

OTHER 0.0 0.0 0.0 RECEPTACLES

GENERAL 0.0 0.0 0.0 FIRST 10 KVA 0.0 KVA x 100% = 0.0 KVA x 100% = 0.0 KW CONNECTED

TOTAL (VA) 4,489.7 4,489.7 4,489.7 REMAINDER 0.0 KVA x 50% = 0.0 KVA x 100% = 0.0 KW AMPACITY =

MOTORS 16.2

NEC CALCULATED LARGEST 2.8 KVA x 125% = 3.5 KVA x 90% = 3.2 KW

PHASE AMPACITY 17.0 17.0 17.0 REMAINDER 10.6 KVA x 100% = 10.6 KVA x 90% = 9.6 KW NEC DEMAND

OTHER 0.0 KVA x 125% = 0.0 KVA x 100% = 0.0 KW AMPACITY =

200.0 GENERAL 0.0 KVA x 100% = 0.0 KVA x 100% = 0.0 KW 17.1

PHASE BALANCE A-B B-C C-A

0% 0% 0% TOTAL 13.5 KVA 14.2 KVA 12.8 KW

GENERAL NOTES: BREAKER ACCESSORIES

' PROVIDE NEW UPDATED PANEL DIRECTORIES FOR PANELS THAT ARE INCLUDED IN THIS PROJECT. * = GFCI

' PROVIDE TYPED DESCRIPTIONS OF NEW CIRCUITS BEING INSTALLED. INDICATE NEW SPARES IN PENCIL. ** = SHUNT TRIP

EXISTING MDC "MDS2-1" MDC Notes:

2500 MAIN CIRCUIT BREAKER VOLTAGE 277 / 480 V

2500 BUS PHASE 3 PH

WIRE 4 W

65,000 AMPERE SHORT CIRCUIT RATING (FULLY RATED)

DESCRIPTION OF CONNECTED LOADS (IN VA) BY CATEGORY AND PHASE

SUB-LOAD OR PANEL LIGHTING RECEPTACLES MOTORS OTHER GENERAL

PH A PH B PH C PH A PH B PH C PH A PH B PH C LARGEST PH A PH B PH C PH A PH B PH C REMARKS

SPARE 60A

LIGHTING CONTACTOR "ELP2" 11085 11085 11085 0 0 0 0 0 0 0 0 0 0 0 0 0

PANEL"P4C7A" 0 0 0 0 0 540 14842 14842 14842 33255 4340 2520 1920 0 0 0

PANEL "P4B7B" 912 0 0 360 720 0 9868 8692 10548 10473 500 0 100 0 0 0

ATS-LS/EMDP 18482 5546 8489 0 0 0 0 0 0 0 0 0 0 500 200 0

PANEL "P4C7B" 500 0 0 900 180 0 17587 18751 17587 43232 1100 500 0 0 0 0

PANEL "P4B7B2" 0 0 0 0 0 0 66788 66788 66788 64017 0 0 0 0 0 0

CHILLER #1 "CH-1" 93392 93392 93392

CHILLER #2 "CH-2" 0 0 0 0 0 0 114731 114731 114731 0 0 0 0 0 0 0

SWITCHBOARD "DP1" 0 0 0 0 0 0 198261 198261 198261 0 0 0 0 0 0 0

PANEL "L4C4A" 18768 17471 8228 0 0 0 0 0 0 0 0 0 0 0 0 0

PANEL "L4C7A" 20792 21683 22758 0 0 0 267 267 267 801 0 0 0 0 0 0

PANEL "L4B7A" 17298 13592 11377 0 0 0 0 0 0 0 0 0 0 0 0 0

PANEL "P4B7D" (FORMALY HC2M) 0 0 0 0 0 0 4490 4490 4490 2827 0 0 0 0 0 0

PANEL "P4B7B1" 0 0 0 0 0 0 47921 47921 47921 43212 0 0 0 0 0 0

PHASE LOADING SUMMARY LOADING SUMMARY

LOAD TYPE (VA) PH A PH B PH C LOAD TYPE CONNECTED NEC CALCULATED POWER DEMAND

LOAD KVA DEMAND LOAD FACTOR LOAD KW

CONNECTED PF=

LIGHTING 87,837 69,377 61,937 LIGHTING 219.2 KVA x 125% = 273.9 KVA x 95% = 260.2 kW 91%

RECEPTACLES 1,260 900 540 RECEPTACLES

MOTORS 568,146 568,134 568,826 FIRST 10 KVA 2.7 KVA x 100% = 2.7 KVA x 100% = 2.7 kW CONNECTED

OTHER 5,940 3,020 2,020 REMAINDER 0.0 KVA x 50% = 0.0 KVA x 100% = 0.0 kW AMPACITY =

GENERAL 500 200 0 MOTORS 2,331.8

TOTAL 663,683 641,631 633,323 LARGEST 64.0 KVA x 125% = 80.0 KVA x 90% = 72.0 kW

PHASE BALANCE A-B B-C C-A REMAINDER 1641.1 KVA x 100% = 1641.1 KVA x 90% = 1477.0 kW NEC DEMAND

OTHER 11.0 KVA x 125% = 13.7 KVA x 100% = 13.7 kW AMPACITY =

3% 1% 5% GENERAL 0.7 KVA x 100% = 0.7 KVA x 100% = 0.7 kW 2,420.3

TOTAL 1938.6 KVA 2012.2 KVA 1826.4 kW

EXISTING MDC "MDS2-2" MDC Notes:

1600 MAIN CIRCUIT BREAKER VOLTAGE 120 / 208 V

1600 BUS PHASE 3 PH

WIRE 4 W

65,000 AMPERE SHORT CIRCUIT RATING (FULLY RATED)

DESCRIPTION OF CONNECTED LOADS (IN VA) BY CATEGORY AND PHASE

SUB-LOAD OR PANEL LIGHTING RECEPTACLES MOTORS OTHER GENERAL

PH A PH B PH C PH A PH B PH C PH A PH B PH C LARGEST PH A PH B PH C PH A PH B PH C REMARKS

PANEL "P2B7E" 95 0 0 1620 5060 5040 1176 0 0 1176 430 0 100 7400 5828 5036

PANEL "P2B4A" 143 0 0 18360 19440 15300 0 0 0 0 700 700 1380 3150 1800 3300

PANEL "P2C4A" 0 300 0 9860 8280 12060 0 1176 0 1176 0 0 0 2336 1500 200

PANEL "P2C4B" 0 0 0 5760 6300 5940 0 0 1200 1200 3100 3000 2300 0 0 0

PANEL "P2B7A" 0 0 0 4500 3960 3420 0 0 0 0 0 0 0 400 0 400

PANEL "P2B7B" 0 0 0 10920 9000 7920 0 0 0 0 0 500 100 0 0 0

PANEL "P2B7C" 1200 0 0 8280 9180 7740 0 0 0 0 0 0 0 2400 2000 500

PANEL "P2B7D" 1277 1223 0 9780 10920 8700 0 0 0 0 0 0 0 0 0 0

PANEL "P2B4B" 0 0 0 5760 7740 5760 0 0 0 0 0 0 0 0 0 0

PANEL "P2B7H" 0 410 410 7380 9180 7920 0 0 0 0 0 0 0 400 500 500

PANEL "P2C7F" 0 0 0 13140 11880 10260 1200 600 1200 600 0 0 0 0 0 400

PANEL "K2B7A" 0 0 432 2470 2950 0 0 0 0 0 14386 19204 20864 0 0 450

PANEL "K2B7D" 0 0 0 180 0 0 1776 540 0 1176 300 300 900 0 0 0

PANEL "P2B7F" 0 0 0 7440 7080 6840 0 0 0 0 700 0 0 0 0 0

PANEL "P2B7G" 0 0 0 10620 11160 10800 936 2472 1536 1872 0 0 0 2688 1440 3648

PANEL "P2C7A" 0 0 0 13320 13320 12420 0 0 0 0 0 0 0 0 0 0

PANEL "P2C7B" 0 0 0 8100 5940 8280 0 696 0 696 2820 3240 1620 0 0 0

PANEL "P2C7C" 0 0 0 12060 10800 11160 0 0 0 0 0 0 0 400 0 0

PANEL "P2C7D" 0 0 0 10260 11460 10200 0 0 0 0 0 0 0 0 0 0

PANEL "P2C7E" 0 0 0 12420 12600 12600 0 0 0 0 0 0 0 0 0 0

PANEL "P2C7G" 0 0 0 6300 4320 7200 0 0 1176 1176 2496 3936 0 5136 7536 4080

PANEL "P2C7H" 0 0 0 3780 2160 3600 0 0 0 0 900 900 0 5100 4000 4000

PANEL "P2C7J" 0 0 0 2700 3420 3780 2376 2352 1200 1176 0 400 0 1450 2100 2800

PHASE LOADING SUMMARY LOADING SUMMARY

LOAD TYPE (VA) PH A PH B PH C LOAD TYPE CONNECTED NEC CALCULATED POWER DEMAND

LOAD KVA DEMAND LOAD FACTOR LOAD KW

CONNECTED PF=

LIGHTING 2,715 1,933 842 LIGHTING 5.5 KVA x 125% = 6.9 KVA x 95% = 6.5 kW 99%

RECEPTACLES 185,010 186,150 176,940 RECEPTACLES

MOTORS 7,464 7,836 6,312 FIRST 10 KVA 10.0 KVA x 100% = 10.0 KVA x 100% = 10.0 kW CONNECTED

OTHER 25,832 32,180 27,264 REMAINDER 538.1 KVA x 50% = 269.1 KVA x 100% = 269.1 kW AMPACITY =

GENERAL 30,860 26,704 25,314 MOTORS 2,063.4

TOTAL 251,881 254,803 236,672 LARGEST 1.9 KVA x 125% = 2.3 KVA x 90% = 2.1 kW

PHASE BALANCE A-B B-C C-A REMAINDER 19.7 KVA x 100% = 19.7 KVA x 90% = 17.8 kW NEC DEMAND

OTHER 85.3 KVA x 125% = 106.6 KVA x 100% = 106.6 kW AMPACITY =

1% 8% 6% GENERAL 82.9 KVA x 100% = 82.9 KVA x 100% = 82.9 kW 1,380.8

TOTAL 743.4 KVA 497.5 KVA 494.9 kW

EXISTING PANEL "P2B7H"

Panel Notes:

250 A M.L.O. VOLTAGE 120 / 208 V 1. NEW LOAD ON EXISTING CIRCUIT BREAKER.

PHASE 3 PH 2. PROVIDE NEW CIRCUIT BREAKER IN SPACE TO MATCH EXISTING.

WIRE 4 W 3. REPLACE EXISTING CIRCUIT BREAKER WITH NEW CIRCUIT BREAKER AS SHOWN.

TYPE : CUTTLER HAMMER 4. EXISTING LOAD ON NEW CIRCUIT BREAKER. EXISTING LOAD IS ESTIMATED.

MTG. : FLUSH 10,000 AMPERE SHORT CIRCUIT RATING (FULLY RATED) 5. EXISTING LOAD REMOVED.

6. NEW LOAD. 7. PROVIDE GFI CIRCUIT BREAKER.

BREAKER BREAKER

NOTE DESCRIPTION LTG RECEPT MOTORS OTHER GENERAL TOTAL AMP / P CCT PH CCT AMP / P TOTAL GENERAL OTHER MOTORS RECEPT LTG DESCRIPTION NOTE

UNKNOWN 1,080 1080 20 / 1 1 A 2 20 / 1 225 5 180 40 LTG/REC/DAMP AHU1 1

L-MULTI PURPOSE 0 20 / 1 3 B 4 20 / 1 225 5 180 40 LTG/REC/DAMP AHU2 1

L-MULTI PURPOSE 0 20 / 1 5 C 6 20 / 1 115 115 L-FIREPLACE

L-MULTI PURPOSE 0 20 / 1 7 A 8 20 / 1 0 L-CORRIDOR

L-MULTI PURPOSE 0 20 / 1 9 B 10 20 / 1 360 360 R-TELEHPONE

R-RECEIVING/STG 1,080 1080 20 / 1 11 C 12 20 / 1 720 720 R-ROOF/PHOTOCELL

R-RECEIVING/STG 1,260 1260 20 / 1 13 A 14 20 / 1 400 400 R-ATM

R-RECEIV/STG/CORR 900 900 20 / 1 15 B 16 20 / 1 500 500 WATER HEATER

R-RESTROOMS 1,260 1260 20 / 1 17 C 18 20 / 1 720 720 R-ROOF.

R-BOOK STORE 180 180 20 / 1 19 A 20 20 / 1 1260 1,260 R-CONF/QUIET STUDY

R-BOOK STORE 1,080 1080 20 / 1 21 B 22 20 / 1 1260 1,260 R-CONFERENCE

R-BOOK STORE 1,080 1080 20 / 1 23 C 24 20 / 1 1260 1,260 R-CONF/QUIET STUDY

R-STUDENT LNG 1,080 1080 20 / 1 25 A 26 20 / 1 500 500 WTR HTR PUMPS

R-OFFICE 1,080 1080 20 / 1 27 B 28 20 / 1 0 SPARE 5

R-STORAGE/TELE 1,620 1620 20 / 1 29 C 30 20 / 1 336 336 EF-5 RESTROOMS 1,5

R-STUDENT GOVERN 1,080 1080 20 / 1 31 A 32 20 / 1 1080 1,080 R-ELEC TABLES LNG

R-CORRIDOR 180 180 20 / 1 33 B 34 20 / 1 540 540 R-FLR BOXES LNG

R-CORRIDOR EWC 180 180 20 / 1 35 C 36 20 / 1 350 350 R-MAIL EQUIP

R-BOOK STORE 180 180 20 / 1 37 A 38 20 / 1 420 420 DATA SWITCH

R-STORAGE 540 540 20 / 1 39 B 40 20 / 1 225 5 180 40 LTG/REC/DAMP AHU3 1

R-REF BK STORE 300 300 20 / 1 41 C 42 20 / 1 0 SPARE

PHASE LOADING SUMMARY PANEL LOADING SUMMARY

LOAD TYPE (VA) PH A PH B PH C LOAD TYPE CONNECTED NEC CALCULATED POWER DEMAND

LIGHTING 40.0 80.0 115.0 LOAD KVA DEMAND LOAD FACTOR LOAD KW PANEL

RECEPTACLES 7,380.0 6,300.0 7,920.0 CONNECTED PF=

MOTORS 505.0 10.0 336.0 LIGHTING 0.2 KVA x 125% = 0.3 KVA x 95% = 0.3 KW 99%

OTHER 0.0 0.0 0.0 RECEPTACLES

GENERAL 820.0 500.0 650.0 FIRST 10 KVA 10.0 KVA x 100% = 10.0 KVA x 100% = 10.0 KW CONNECTED

TOTAL (VA) 8,745.0 6,890.0 9,021.0 REMAINDER 11.6 KVA x 50% = 5.8 KVA x 100% = 5.8 KW AMPACITY =

MOTORS 68.4

NEC CALCULATED LARGEST 0.5 KVA x 125% = 0.6 KVA x 90% = 0.6 KW

PHASE AMPACITY 73.9 57.5 76.0 REMAINDER 0.4 KVA x 100% = 0.4 KVA x 90% = 0.3 KW NEC DEMAND

OTHER 0.0 KVA x 125% = 0.0 KVA x 100% = 0.0 KW AMPACITY =

250.0 GENERAL 2.0 KVA x 100% = 2.0 KVA x 100% = 2.0 KW 52.8

PHASE BALANCE A-B B-C C-A

27% 31% 3% TOTAL 24.7 KVA 19.0 KVA 18.9 KW

GENERAL NOTES: BREAKER ACCESSORIES

' PROVIDE NEW UPDATED PANEL DIRECTORIES FOR PANELS THAT ARE INCLUDED IN THIS PROJECT. * = GFCI

' PROVIDE TYPED DESCRIPTIONS OF NEW CIRCUITS BEING INSTALLED. INDICATE NEW SPARES IN PENCIL. ** = SHUNT TRIP

EXISTING PANEL "P2B7J"

Panel Notes:

250 A M.L.O. VOLTAGE 120 / 208 V 1. NEW LOAD ON EXISTING CIRCUIT BREAKER.

PHASE 3 PH 2. PROVIDE NEW CIRCUIT BREAKER IN SPACE TO MATCH EXISTING.

WIRE 4 W 3. REPLACE EXISTING CIRCUIT BREAKER WITH NEW CIRCUIT BREAKER AS SHOWN.

TYPE : CUTTLER HAMMER 4. EXISTING LOAD ON NEW CIRCUIT BREAKER. EXISTING LOAD IS ESTIMATED.

MTG. : FLUSH 10,000 AMPERE SHORT CIRCUIT RATING (FULLY RATED) 5. EXISTING LOAD REMOVED.

6. NEW LOAD.

BREAKER BREAKER

NOTE DESCRIPTION LTG RECEPT MOTORS OTHER GENERAL TOTAL AMP / P CCT PH CCT AMP / P TOTAL GENERAL OTHER MOTORS RECEPT LTG DESCRIPTION NOTE

R-SECURITY 900 900 20 / 1 1 A 2 20 / 1 720 720 R-ROTUNDA

** R-KITCHEN 540 540 20 / 1 3 B 4 20 / 1 1260 1,260 R-ROTUNDA

R-SERVERY 900 900 20 / 1 5 C 6 20 / 1 1260 1,260 R-ROTUNDA

MEDIA RACK S143 400 400 20 / 1 7 A 8 20 / 1 800 800 R-PROJECTOR

R-CONF. S0148/140 1,080 1080 20 / 1 9 B 10 20 / 1 1080 1,080 R-MULTI PURPOSE

R-EWC RO 400 400 20 / 1 11 C 12 20 / 1 1080 1,080 R-MULTI PURPOSE

R-CONF. S0148 900 900 20 / 1 13 A 14 20 / 1 1080 1,080 R-MULTI PURPOSE

R-CONF. S0148 900 900 20 / 1 15 B 16 20 / 1 1080 1,080 R-MULTI PURPOSE

R-CONF. S0148 900 900 20 / 1 17 C 18 20 / 1 600 600 MOTORIZED SCREEN

R-ROTUNDA 1,080 1080 20 / 1 19 A 20 20 / 1 1000 1,000 R-MICROWAVE

AUDIO RACK CONF. 450 450 20 / 1 21 B 22 20 / 1 1000 1,000 R-COUNTER/HEAT TAPE

R-SEC. CAM EXTERIOR 180 180 20 / 1 23 C 24 20 / 1 900 900 R-COUNTER

SUMP PUMP 1,176 1176 20 / 1 25 A 26 20 / 1 1176 1,176 MOTORIZED GRILLE

EF-2&6 1,800 1800 20 / 1 27 B 28 20 / 1 1227 1,227 L-M.P. STAGE

MECH PANEL 100 100 20 / 1 29 C 30 20 / 1 2167 2167 L-M.P. STAGE

SOUTH AUTODAOOR 1,000 1000 20 / 1 31 A 32 20 / 1 1000 1,000 EAST AUTO DOOR

HOT BOX 0 20 / 1 33 B 34 20 / 1 200 200 FIRE PANEL

6 UNIT HEATERS 672 672 30 / 1 35 C 36 20 / 1 200 200 MECH PNL ORCA 4

DOCK 1,440 1440 15 / 37 A 38 20 / 1 900 900 R-BOOK STR REGIS

" 1,440 1440 / 39 B 40 20 / 1 900 900 R-BOOK STR REGIS

" 1,440 1440 / 3 41 C 42 20 / 1 900 900 R-BOOK STR SHOW

R-QUIET STUDY 1080 1080 20 / 1 43 A 44 20 / 1 900 900 R-FLR BOXES MEETING

R-QUIET STUDY 900 900 20 / 1 45 B 46 20 / 1 480 480 R-PRINTER SECURITY

R-REF. SECURITY 580 580 20 / 1 47 C 48 20 / 1 720 720 R-FLR BOX/WALL CONF

R-MICRO. SECURITY 1000 1000 20 / 1 49 A 50 20 / 1 540 540 R-CORRIDOR

R-SECURITY 180 180 20 / 1 51 B 52 20 / 1 540 540 R-SECURITY

R-ROLLING DOOR 1176 1176 20 / 1 53 C 54 20 / 1 1000 1000 IT CLOSET

SPARE 0 20 / 1 55 A 56 20 / 1 900 900 R-SECURITY

SPARE 0 20 / 1 57 B 58 20 / 1 1080 1080 R-SECURITY

SPARE 0 20 / 1 59 C 60 20 / 1 500 200 300 SCREEN/PROJECT S-0150

SPARE 0 20 / 1 61 A 62 20 / 1 500 500 LTG

SPARE 0 20 / 1 63 B 64 20 / 1 540 540 R-ROTUNDA

SPARE 0 20 / 1 65 C 66 20 / 1 0 SPARE

SPARE 0 20 / 1 67 A 68 20 / 1 0 SPARE

SPARE 0 20 / 1 69 B 70 20 / 1 0 SPARE

SPARE 0 20 / 1 71 C 72 20 / 1 0 SPARE

SPARE 0 20 / 1 73 A 74 20 / 1 0 SPARE

SPARE 0 20 / 1 75 B 76 20 / 1 0 SPARE

SPARE 0 20 / 1 77 C 78 20 / 1 0 SPARE

SPARE 0 20 / 1 79 A 80 20 / 1 0 SPARE

SPARE 0 20 / 1 81 B 82 20 / 1 720 720 TV CORR/BOOK STORAGE

SPARE 0 *20 / 1 83 C 84 20 / 1 0 SPARE

PHASE LOADING SUMMARY PANEL LOADING SUMMARY

LOAD TYPE (VA) PH A PH B PH C LOAD TYPE CONNECTED NEC CALCULATED POWER DEMAND

LIGHTING 500.0 1,227.0 2,167.0 LOAD KVA DEMAND LOAD FACTOR LOAD KW PANEL

RECEPTACLES 9,000.0 10,620.0 6,660.0 CONNECTED PF=

MOTORS 5,792.0 3,420.0 3,588.0 LIGHTING 3.9 KVA x 125% = 4.9 KVA x 95% = 4.6 KW 97%

OTHER 3,200.0 1,930.0 3,060.0 RECEPTACLES

GENERAL 0.0 200.0 200.0 FIRST 10 KVA 10.0 KVA x 100% = 10.0 KVA x 100% = 10.0 KW CONNECTED

TOTAL (VA) 18,492.0 17,397.0 15,675.0 REMAINDER 16.3 KVA x 50% = 8.1 KVA x 100% = 8.1 KW AMPACITY =

MOTORS 143.1

NEC CALCULATED LARGEST 4.3 KVA x 125% = 5.4 KVA x 90% = 4.9 KW

PHASE AMPACITY 164.5 152.4 144.2 REMAINDER 8.5 KVA x 100% = 8.5 KVA x 90% = 7.6 KW NEC DEMAND

OTHER 8.2 KVA x 125% = 10.2 KVA x 100% = 10.2 KW AMPACITY =

250.0 GENERAL 0.4 KVA x 100% = 0.4 KVA x 100% = 0.4 KW 131.9

PHASE BALANCE A-B B-C C-A

6% 11% 18% TOTAL 51.6 KVA 47.5 KVA 45.9 KW

GENERAL NOTES: BREAKER ACCESSORIES

' PROVIDE NEW UPDATED PANEL DIRECTORIES FOR PANELS THAT ARE INCLUDED IN THIS PROJECT. * = GFCI

' PROVIDE TYPED DESCRIPTIONS OF NEW CIRCUITS BEING INSTALLED. INDICATE NEW SPARES IN PENCIL. ** = SHUNT TRIP

EXISTING PANEL K2B7D

Panel Notes:

225 A M.L.O. VOLTAGE 120 / 208 V 1. NEW LOAD ON EXISTING CIRCUIT BREAKER. 7. PROVIDE GFCI CIRCUIT BREAKER.

225 A BUS PHASE 3 PH 2. PROVIDE CIRCUIT BREAKER IN SPACE TO MATCH EXISTING. 8. PROVIDE SHUNT-TRIP CIRCUIT BREAKER.

WIRE 4 W 3. REPLACE EXISTING CIRCUIT BREAKER WITH NEW CIRCUIT BREAKER. 9. WORK COMPLETED UNDER PHASE 1.

MFR : 4. EXISTING LOAD ON NEW CIRCUIT BREAKER. LOAD IS ESTIMATED. 10. WORK COMPLETED UNDER PHASE 2.

MTG. : RECESSED 14000 AMPERE SHORT CIRCUIT RATING (FULLY RATED) 5. EXISTING LOAD REMOVED.

6. PROVIDE 30mA GROUND FAULT CIRCUIT BREAKER.

BREAKER BREAKER

NOTE DESCRIPTION LTG RECEPT MOTORS OTHER GENERAL TOTAL AMP / P CCT PH CCT AMP / P TOTAL GENERAL OTHER MOTORS RECEPT LTG DESCRIPTION NOTE

EXHAUST FAN (EF-1) 1,176 1176 20 / 1 1 A 2 15 / 1 600 600 CUH-1 1

UNIT HEATER (UH-1) 540 540 20 / 1 3 B 4 15 / 1 300 300 HVAC CONTROL XFMRS 1

HVAC CONTROL XFMRS 600 600 20 / 1 5 C 6 20 / 1 300 300 HVAC CONTROL XFMRS 1

RTU INTRG. RECEPT. 180 180 20 / 1 7 A 8 20 / 1 300 300 HVAC CONTROL XFMRS 1

SPARE 0 50 / 1 9 B 10 30 / 1 0 SPARE

SPARE 0 50 / 1 11 C 12 30 / 1 0 SPARE

SPARE 0 15 / 1 13 A 14 20 / 1 0 SPARE

SPARE 0 15 / 1 15 B 16 15 / 1 0 SPARE

SPARE 0 20 / 1 17 C 18 15 / 1 0 SPARE

SPARE 0 20 / 1 19 A 20 20 / 1 0 SPARE

SPARE 0 15 / 1 21 B 22 20 / 1 0 SPARE

SPARE 0 15 / 1 23 C 24 20 / 1 0 SPARE

SPARE 0 20 / 1 25 A 26 20 / 1 0 SPARE

SPARE 0 20 / 1 27 B 28 20 / 1 0 SPARE

SPARE 0 20 / 1 29 C 30 20 / 1 0 SPARE

SPARE 0 15 / 1 31 A 32 50 / 1 0 SPARE

SPARE 0 15 / 1 33 B 34 50 / 1 0 SPARE

SPARE 0 15 / 1 35 C 36 50 / 1 0 SPARE

SPARE 0 15 / 1 37 A 38 15 / 1 0 SPARE

SPARE 0 15 / 1 39 B 40 15 / 1 0 SPARE

SPARE 0 15 / 1 41 C 42 15 / 1 0 SPARE

PHASE LOADING SUMMARY PANEL LOADING SUMMARY

LOAD TYPE (VA) PH A PH B PH C LOAD TYPE CONNECTED NEC CALCULATED

LIGHTING 0.0 0.0 0.0 LOAD KVA DEMAND LOAD PANEL

RECEPTACLES 180.0 0.0 0.0 CONNECTED PF=

MOTORS 1,776.0 540.0 0.0 LIGHTING 0.0 KVA x 125% = 0.0 KVA 0%

OTHER 300.0 300.0 900.0 RECEPTACLES

GENERAL 0.0 0.0 0.0 FIRST 10 KVA 0.2 KVA x 100% = 0.2 KVA CONNECTED

TOTAL (VA) 2,256.0 840.0 900.0 REMAINDER 0.0 KVA x 50% = 0.0 KVA AMPACITY =

MOTORS 11.1

NEC CALCULATED LARGEST 1.2 KVA x 125% = 1.5 KVA

PHASE AMPACITY 21.8 8.7 9.4 REMAINDER 1.1 KVA x 100% = 1.1 KVA NEC DEMAND

OTHER 1.5 KVA x 125% = 1.9 KVA AMPACITY =

#REF! GENERAL 0.0 KVA x 100% = 0.0 KVA 12.9

PHASE BALANCE A-B B-C C-A

169% 7% 151% TOTAL 4.0 KVA 4.7 KVA

GENERAL NOTES:

' PROVIDE NEW UPDATED PANEL DIRECTORIES FOR PANELS THAT ARE INCLUDED IN THIS PROJECT.

' PROVIDE TYPED DESCRIPTIONS OF NEW CIRCUITS BEING INSTALLED. INDICATE NEW SPARES IN PENCIL.

SHEET NO.

REVISIONS:

DRAWN BY:

Date:

JOB NO:

CHECKED BY:

DRAWING TITLE

TITLE

P :\F

R C

C \W es tm in st er C am pu s\

-1

S ci en ce W in g

H V

A C

U pg ra de

\C ad

8/ 6/

1:

:0

A

M

E.002

IPD

IPD

E L

E C

T R

IC

A

L S

C H

E D

U L

E S

W th

A v e

W e s tm in s te r, C

O

F R

C C

W E

S T

M

IN

S T

E R

S T

U D

E N

T C

E N

T E

R H

V A

C U

P G

R A

D E

S

2025-418

08/07/2026

CONSTRUCTION DOCUMENTS

M

TT

J

T

SPD

SPD

M

SPD

SPD

SPD

T

GFI

GFI

GFI

T

M

F E E D E R S C H E D U L E

KEY CONDUCTORS "C

20.4 G 4 # 12 , 1 # 12 G 3/4

30.4 G 4 # 10 , 1 # 10 G 3/4

40.4 G 4 # 8 , 1 # 10 G 1

50.4 G 4 # 6 , 1 # 10 G 1 1/4

60.4 G 4 # 4 , 1 # 10 G 1 1/4

70.4 G 4 # 4 , 1 # 8 G 1 1/4

80.4 G 4 # 3 , 1 # 8 G 1 1/4

90.4 G 4 # 2 , 1 # 8 G 1 1/2

100.4 G 4 # 1 , 1 # 8 G 1 1/2

110.4 G 4 # 1 , 1 # 6 G 2

125.4 G 4 # 1/0 , 1 # 6 G 2

150.4 G 4 # 1/0 , 1 # 6 G 2

175.4 G 4 # 2/0 , 1 # 6 G 2

200.4 G 4 # 3/0 , 1 # 6 G 2 1/2

225.4 G 4 # 4/0 , 1 # 4 G 2 1/2

250.4 G 4 # 250 , 1 # 4 G 3

300.4 G 4 # 350 , 1 # 4 G 3

350.4 G 4 # 500 , 1 # 3 G 3 1/2

400.4 G 2 [ 4 # 3/0 , 1 # 3 G 2 1/2 ]

450.4 G 2 [ 4 # 4/0 , 1 # 2 G 2 1/2 ]

500.4 G 2 [ 4 # 250 , 1 # 2 G 3 ]

600.4 G 2 [ 4 # 350 , 1 # 1 G 3 ]

700.4 G 2 [ 4 # 500 , 1 # 1/0 G 3 1/2 ]

800.4 G 3 [ 4 # 300 , 1 # 1/0 G 3 ]

1 G 1 # 8 G 3/4

2 G 1 # 6 G 3/4

3 G 1 # 4 G 3/4

4 G 1 # 2 G 3/4

5 G 1 # 1/0 G 3/4

6 G 1 # 2/0 G 3/4

7 G 1 # 3/0 G 3/4

MEC SEE MECH'L EQUIPMENT SCHEDULE

XFMR SEE TRANSFORMER SCHEDULE

T

SPD

M

T

AREA OF WORK

AREA OF WORK

AREA OF WORK

AREA OF WORK

KEY NOTES:

1. PROVIDE 3-PHASE DIGITAL RECORDING METER AT LOCATION INDICATED FOR A

PERIOD OF 30 DAYS PRIOR TO SUBMITTING FOR PERMIT TO VERIFY EXISTING

LOAD. METER SHALL RECORD VOLTAGE AMPERAGE, KVA AND POWER FACTOR

FOR EACH PHASE AND SUM OF THE PHASES. THE METER SHALL CONTINUALLY

AVERAGE THE POWER DEMAND OVER MAXIMUM 15 MINUTE INTERVALS AS

REQUIRED BY NEC 220.87. COMPILE A METERING SUMMARY REPORT AND

DELIVER RESULTS TO ENGINEER AFTER 7 DAYS AND AFTER 30 DAYS. VERIFY

EXISTING LOADS AT AND DOWNSTREAM OF THE METERING LOCATION AND

PROVIDE LIST TO ENGINEER OF WHAT LOADS ARE NOT ON DURING THE 30 DAY

METERING AND THE REASON WHY. ORGANIZE LIST BY EQUIPMENT NAME. IF ANY

LOADS HAVE BEEN REMOVED OR PERMANENTLY ABANDONED, TURN CIRCUIT

BREAKER OFF AND RELABEL AS SPARE.

MAIN SWITCH

MAIN SWITCH

MAIN SWITCH

MAIN SWITCH

60A3P CONTACTOR

E.O.M.H. 277V COIL

PHOTOCELL

ON ROOF

100A3P

FRS 70

ELEVATOR

30HP, 480V, 3∅

60A3P LIGHTING CONTACTOR

E.O.M.H. 277V COIL

PHOTOCELL

ON ROOF

400A3P

FRS 250

MECH

CH-2CH-1

4#250, #4G-2 1/2"C.

3#1, #6G-1 1/2"C.

4#4/0, #4G-2 1/2"C.

4#1/0, #6G-2"C.

100A3P

FRS 70

ELEVATOR

30HP, 480V, 3∅

400A3PSN

P L U

G -I

N B

U S

A

W

M A

C H

IN

E

S H

O P

200A3PSN

P L U

G -I

N B

U S

A

W

W E

L D

IN

G

S H

O P

200A3PSN

P L U

G -I

N B

U S

A

W

O L D

F A

N R

M

. 60A3P CONTACTOR

E.O.M.H. 277V COIL

PHOTOCELL

ON ROOF

225KVA OUTDOOR

DRY TYPE XFMR

480V, 3∅-

120/208V 3∅ 4W

225KVA OUTDOOR

DRY TYPE XFMR

480V, 3∅-

120/208V 3∅ 4W

225KVA OUTDOOR

DRY TYPE XFMR

480V, 3∅-

120/208V 3∅ 4W

3#10, 1#10G-1"C

FAN ROOM

#4

4#6, 1#8G-1"C

G

-1

/4 "C

G -1

/4

"C

G

-1

C

G -1

/2

"C

G -1

/4

"C

,1

G

-1 "C

K C

M

IL

G -3

/2

"C

(4

K C

M

IL

/0

G -3

"C

/0

/0 G

-2 "C

G -1

/4

"C

K C

M

IL

/0

G -3

/2

"C

K C

M

IL

/0

G -3

/2

"C

3#500 KCMIL, 1#1/0G-3 1/2"C

T W

N

G

-1

/4 "C

4#10, 1#8G-1"C

/0

/0 G

-2 "C

(4

K C

M

IL

/0

G -3

/2

"C

/0 T

W H

G -2

"C

8(4#500 KCMIL)

TV

CONTROL

3#500 KCMIL, 1#1/0-3 1/2"C.

ATS/EMDP

4#4/0,1#4 G- 3 1/2" C

200A3P

FRS-R 200

/0

G -3

"C

/0

G -3

"C

G

-2 "C

G

-1

/4 "C

3#12, 1#12-1/2"C

4#10, 1#8-3/4"C

200A3P

200A3P

SPARE

N G

SPARE

(GREENHOUSE)

SPARE

3#6,1#8G-3/4"C

3#8,1#10G-3/4"C3#8,1#10G-3/4"C

TO "MDS2-1"

4#2,1#8G-1 1/2"C4#2, 1#8G-1 1/2"C

4#2,1#8G-1 1/2"C

TO EXISTING

GENERATOR

1#3/0-1"GRC TO

GROUND

1#400MCM-1 1/2"C

TO GROUND

"MDS1-1"

3Ø,4W,277/480V

1600A BUS

50,000 AIC

"MDS1-2"

3Ø,4W,120/208V

3000A BUS

50,000 AIC

8"X8" HINGED COVER WIREWAY

PAD MOUNTED

TRANSFORMER AND HIGH

VOLTAGE SWITCH.

13.2KV-277/480V, 3Ø,4W

1000KVA

PAD MOUNTED

TRANSFORMER AND HIGH

VOLTAGE SWITCH.

13.2KV-120/208V, 3Ø,4W

750KVA

MANHOLE

"MDS2-2"

3Ø,4W,120/208V

1600A BUS

65,000 AIC

"MDS2-1"

3Ø,4W,277/480V

2500A BUS

65,000 AIC

1#4/0-1" GRC TO

GROUND

1#3/0-1"GRC TO

GROUND

MANHOLE

PAD MOUNTED

TRANSFORMER AND HIGH

VOLTAGE SWITCH.

13.2KV-120/208V, 3Ø,4W

750KVA

PAD MOUNTED

TRANSFORMER AND HIGH

VOLTAGE SWITCH.

13.2KV-277/480V, 3Ø,4W

1000KVA

PAD MOUNTED

TRANSFORMER AND HIGH

VOLTAGE SWITCH.

13.2KV-277/480V, 3Ø,4W

2500KVA

MANHOLE

1#400MCM - 1

1/2"GRC TO

GROUND

"MDS3-1"

3Ø,4W,277/480V

3000A BUS

65,000 AIC

TO PRIMARY POLE WITH

PRIMARY METERING

HINGED COVER WIREWAY

HINGED COVER WIREWAY

"MDS12" LEVEL A DISTRIBUTION

3Ø,4W,120/208V

1200A BUS

50,000 AIC

ISCA=35,289

ISCA=9,292

ISCA=17,360

ISCA=60,200

ISCA=54,979

"MDC-SC" MAIN DISTRIBUTION CENTER

3Ø,4W,208Y/120V

800A BUS

65,000 AIC

AHU-20

ISCA=

38,113

ISCA=

39,391

ISCA=

39,391

ISCA=

16,211

ISCA=41,223

SPACES

BUILDING

STEEL

COLD

WATER

PIPE

GROUND

ROD

IT RM

GROUND

BAR

800A3P

ON EXTERIOR

OF BUILDING

INSTALLATION SHALL

COMPLY WITH NEC

250.32.

EMON DMON OR

EQUIVALENT

EMON DMON OR

EQUIVALENT

ISCA=17,813

CHILLER HARMONIC

FILTER

EXISTING PULL BOX IN

CHILLER ROOM

ISCA=41,972

ISCA=

25,811

ISAC=11,772

ISAC=7,710

IS

C

A

,7

ISAC=8,545

ISAC=7,710

TO SUB-DISTRIBUTION

SWITCHBOARD

3Ø,4W, 120/208V

1600A BUS

50,000 AIC

"ATS-LS"

100A4P

22KAIC

IS

C

A

,2

200FRS

200A3P

150FRS

200A3P

(4

K C

M

IL

,1

G

/2

C

,1

G

/4

C

T

H W

,1

G

/2

C

T

H W

,1

G

/2

C

7(4#500 KCMIL 3-1/2" C)

125FRN

200A3P

100FRS

100A3P

100FRS

100A3P

70FRS

100A3P

SPARE

200A3P

1500 KRP-C

1600A3P

P2A7A

(4

K C

M

IL

,1

/0

G

/2

C

,1

G

/4

C

70FRN

100A3P

,1

G

/4

C

T

H W

,1

G

/2

C

P2A7C

225FRN

400A3P

P2A7E

90FRN

100A3P

P2A7G

90FRN

100A3P

P2D4B

300FRN

400A3P

P2D4D

80FRN

100A3P

150FRN

200A3P

P2D7C

150FRN

200A3P

P2D7A

P4D7B1

LC7A

P4B7B1

/0

, 1

G -2

/2

"C

250FRS

400A3P

60FRS

60A3P

L4B7B

SPARE

400A3P

400A3P

PARKING

LOT

LIGHTING

200A3P

P2B4B K2B7A

250FRN

400A3P

K

C M

IL

,1

G

C

200A3P

200FRS

200A3P

/0 -2

"C

/0

,1

G

"C

P2B7H

SPARE

100A3P

P2D7E

125FRS

200A3P

P2C4A

,1

G

/2

C

P2B7B

,1

G

/4

C

70FRN

100A3P

,1

G

/2

C

225FRN

400A3P

,1

G

/4

C

P2C4B

,1

G

/2

C

P2B7C P2B7G

70FRN

100A3P

SPARE

400A3P

P2C7A

,1

G

/2

C

100FRN

100A3P

P2C7C

,1

G

/2

C

100FRN

100A3P

70FRN

100A3P

,1

G

/4

C

,1

G

/2

C

P2C7G

100FRN

100A3P

P2C7H

100FRN

100A3P

,1

G

/2

C

/0

,1

G

C

7(4#500 KCMIL-3-1/2" C)

1500 KPR-C

1600A3P

200A3P 60A3P 350A3P

P

125FRS

200A3P

L4A1AL4A4A L4A7A P4A1AP4A7B P4A7C P4B7A ELP1

P

40FRS

60A3P

600FRS

600A3P

60A3P 100A3P

2500 KPR-C

2500A3P

80FRS

100A3P

70A3P

P2B7J

H2

PARK

H1

PARK

100 FRS-R

100A3P

P

/0

,1

G

/2

C

125FRS

200A3P

80FRS

100A3P

100A3P

3000A3P

600FRS

600A3P

125A3P 70A3P 400A3P 600A3P

P2A4BP2A4A

ELP2

P

P4B7B P4C7A P4C7BL4B7AL4C4A DP1

80FRS

100A3P

800KRP-C

800A3P

L4C7A

P4D4E

L4E7AHLCB

LLCB1 P2E7ALLCB1

ELP3

200A3P 350A3P 350A3P

70FRN

100A3P

(4

K

C M

IL

-3

-1 /2

C

200FRS

200A3P

,1

G

/2

C

100FRN

100A3P

P2C7B

,1

G

/2

C

100FRN

100A3P

P2C7D P2C7E

100FRN

100A3P

P2C7F

,1

G

/2

C

70FRN

100A3P

,1

G

/4

C

P2C7J

150FRN

200A3P

SPARE

400A3P

70FRN

100A3P

100FRN

100A3P

P2B7FP2B7H

,1

G

/4

C

100FRN

100A3P

70FRN

100A3P

P2B7D

,1

G

/4

C

100FRN

100A3P

/0

,1

G

/2

C

P2B7A

125FRN

200A3P

MCC1

60FRS

100A3P

P4B7D

200FRS

400A3P

SPARE

600A3P

SPARE

200A3P

SPARE

400A3P

P2B4A

SPARE

100A3P

100A3P

LC7B

P4A7C1

4#8, 1#10G-1"C

150FRN

400A3P

P2D4C

80FRN

100A3P

P2D4A

P2D7B

70FRN

100A3P

P2D7D

70FRN

100A3P

LB7B

P4A7E P4A7D

125FRS

200A3P

SPARE

400A3P

P4D7D

200A3P 110A3P

/0

,1

G

C

,1

G

/2

C

100FRN

100A3P

225FRN

400A3P

/0

,1

G

C

K2B7D

L4D4A L4D7A P4D7A P4D7B P4D7C

125FRN

200A3P

P2A7B

/0

T H

W ,1

G

C

T

H W

,1

G

/4

C

T

H W

,1

G

/4

C

/0

,1

G

/4

C

90FRN

100A3P

800 KRP-C

800A3P

70FRN

100A3P

60FRS

60A3P

SPARE

100A3P

100FRS

100A3P

60FRS

60A3P

4(4#500 KCMIL- 3-1/2" C)

1200 KPR-C

1200A3P

100FRN

100A3P

P2A7D

60FRN

60A3P

P2A7F

100FRN

100A3P

P2B7E

1600 KPR-C

1600A3P

60FRS

60A3P

125FRS

200A3P

P4A7A

200FRN

200A3P

60 FRS-R

60A3P

L

PARK

30 FRS-R

30A3P

G -1

/4

"C

G

-1 "C

(3

K

C M

IL

/0

G -3

"C

(3

K

C M

IL

/0

G -3

"C

G

-1 "C

G

-1 "C

G -1

/2

C

/0

G -1

/2

C

/0

G -1

/2

C

(3

K

C M

IL

/0

G -3

"C

G -1

/4

"C

G -1

/4

"C

G -1

/4

"C

G

-1

/4 "C

/0

G -2

"C

G

-2 "C

/0

G

-2

/2 "C

G

-1

/4 "C

G

-1 "C

K C

M

IL

G

"C

/0

G -2

"C

G -1

/4

"C

G

-1

/4 "C

G

-1

/4 "C

P4D7B

800.4G

PSCA

DM

100AF

100AT

LSCA

250.4G

400AF

400AT

400AF

MECH

200AF

200AT

60AF

60AT

6G 5G

60AF

60AT

100AF

100AT

PGHA

6G 6G

200.4G100.4G

800.4G

800AF

750AT

100.4G MECH400.4G

MSCA

100AF

100AT

250AF

250AT

DM

200.4G

P2B4C

250.4G

P2E7A2

100.4G

K2B7B K2B7C

EMLP

B-0450

(WEST)

ELP3

(LEVEL C)

(EAST)

EMDP ELP2

B-0853

(CENTER)

/0 -2

"C

P4B7C

SHEET NO.

REVISIONS:

DRAWN BY:

Date:

JOB NO:

CHECKED BY:

DRAWING TITLE

TITLE

P :\F

R C

C \W es tm in st er C am pu s\

-1

S ci en ce W in g

H V

A C

U pg ra de

\C ad

8/ 6/

1:

:0

A

M

E.011

RTA

IPD

E L

E C

T R

IC

A

L O

N E

-L

IN

E D

IA

G

R A

M

W th

A v e

W e s tm in s te r, C

O

F R

C C

W E

S T

M

IN

S T

E R

S T

U D

E N

T C

E N

T E

R H

V A

C U

P G

R A

D E

S

2025-418

08/07/2026

CONSTRUCTION DOCUMENTS

SCALE: NONE

ELECTRICAL ONE-LINE DIAGRAM

J

J

J

JH

7A

7B

7C

5B

5A

8A

8B

9A

6A

QPNM4MLKH2

EF

EF

P2B7J (SEC2)

P2B7J

P2B7H

L4B7B

P2B7H-30

P2B7H-28

FTB

2-1

P4B7C-7

E1

E1

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IPD

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2025-418

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CONSTRUCTION DOCUMENTS

KEYNOTES

E1 DISCONNECT AND MAINTAIN BRANCH CIRCUIT WIRING MADE AVAILABLE

THROUGH DEMOLITION FOR CONNECTION TO NEW MECHANICAL

EQUIPMENT. REFER TO POWER PLANS.

SCALE: 1/8" = 1'-0"

PARTIAL LEVEL 1 POWER DEMO PLAN

UP

J

J

JH

7A

7B

7C

5B

5A

8A

8B

9A

6A

QPNM4MLKH2

P2B7J-17P2B7J-17P2B7J-17P2B7J-17

P2B7J-15

P2B7J-15

P2B7J-15

P2B7J-15

P2B7J-13

P2B7J-13

P2B7J-13

P2B7J-13

P2B7J-13

P2B7J-17

P2B7J-21

P2B7J-21

P2B7J-6

P2B7J-6

P2B7J-6

P2B7J-6

P2B7J-6

P2B7J-6

P2B7J-6

P2B7J

P2B7H

L4B7B

P2B7J-4

P2B7J-4

P2B7J-4

P2B7J-4

P2B7J-4

P2B7J-4

P2B7J-4

P2B7J-2

P2B7J-2

P2B7J-2

P2B7J-2

P2B7J-24

P2B7J-22P2B7J-20

P2B7J-9

P2B7J-11

P2B7J-9

P2B7J-9

P2B7J-9

P2B7J-9

P2B7J-9P2B7J-9

P2B7J-12

P2B7J-10

P2B7J-12

P2B7J-10

P2B7J-14

P2B7J-16

P2B7J-14

P2B7J-16

E15

E15 E15

P2B7J (SEC2)

CUH

EF

P2B7H-30

K2B7D K2B7C

K2B7BK2B7A

K2B7D-2

K2B7D-4

K2B7D-6 K2B7D-8

FTB

2-1

P4B7C-9

E2

E2

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2025-418

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CONSTRUCTION DOCUMENTS

KEYNOTES

E2 CONNECT NEW MECHANICAL EQUIPMENT TO EXISTING BRANCH CIRCUIT

WIRING MADE AVAILABLE THROUGH DEMOLITION. EXTEND WIRING AND

CONDUIT AS NEEDED. REFER TO DEMOLITION PLANS.

E15 PROVIDE 120V CONNECTION TO HVAC CONTROL TRANSFORMERS.

SCALE: 1/8" = 1'-0"

PARTIAL LEVEL 1 POWER PLAN

J

J

7A

7B

7C

5B

5A

8A

8B

9A

6A

QPNM4M

P2B7J-35

AHU

P4B7C-20,22,24

P4B7C-9

HWP

CWP

P4B7C-26,28,30

P4B7D P4B7C

HWP

HWP

CWP

AHU

HWP

CWP

AHU

P4B7C-32,34,36

P4B7C-8,10,12

P4B7C-14,16,18

P4B7C-38,40,42

P4B7C-20,22,24

P4B7C-13,15,17

P4B7C-7,9,11

P2B7H-18

LC2P-29

P2B7H-18

P2B7H-18

P2B7H-18

P2B7J-35

UH

UH

P4B7C-7

E1

E1

E1

E1

E1

E1

E1

E5

E6

E6

E6

P2B7J-35

E43

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E L

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2025-418

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CONSTRUCTION DOCUMENTS

KEYNOTES

E1 DISCONNECT AND MAINTAIN BRANCH CIRCUIT WIRING MADE AVAILABLE

THROUGH DEMOLITION FOR CONNECTION TO NEW MECHANICAL

EQUIPMENT. REFER TO POWER PLANS.

E5 DEMOLISH EXISTING BRANCH CIRCUIT WIRING. EXISTING CONDUIT TO

REMAIN. CONTRACTOR TO FIELD VERIFY CONDUIT SIZE.

E6 DEMOLISH ANY EXISTING DUCT SMOKE DETECTORS FOR

CORRESPONDING MECHANICAL EQUIPMENT.

E43 RELOCATED EXISTING LIGHT AS REQUIRED TO ACCOMMODATE NEW DUCT

WORK.

SCALE: 1/8" = 1'-0"

PARTIAL PENTHOUSE LEVEL POWER DEMO PLAN

J

J

J

J

J

J

J

7A

7B

7C

5B

5A

8A

8B

9A

6A

QPNM4M

P4B7D P4B7C

P2B7J-35

P4B7C-7

LC2P-29

UH

HWP

CWP

AHU

AHU

AHU

CWP

HWP

HWP

CWP

HWP

E41

P2B7J-35

UH

RF

RF

RF

P2B7H-18

P2B7H-18

P2B7H-18

P2B7H-18

E2

E2

E2

E2

E2

E2

E2

E3

E3

E3 E4

E13

E42

E42

E42

P2B7H-1

P2B7H-3

P2B7H-5

P2B7J-35

E43

P4B7C-3,5,7

P4B7D-13,15,17

P4B7D-7,9,11

P4B7D-20,22,24

P4B7D-8,10,12

P4B7D-14,16,18

P4B7C-20,22,24

P4B7C-14,16,18

P4B7C-2,4,6

P4B7C-8,10,12

P4B7C-32,34,36

P4B7C-26,28,30

P4B7C-38,40,42

E13

E13

P2B7H-5

P2B7H-3

P2B7H-1

SHEET NO.

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V A

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2025-418

08/07/2026

CONSTRUCTION DOCUMENTS

KEYNOTES

E2 CONNECT NEW MECHANICAL EQUIPMENT TO EXISTING BRANCH CIRCUIT

WIRING MADE AVAILABLE THROUGH DEMOLITION. EXTEND WIRING AND

CONDUIT AS NEEDED. REFER TO DEMOLITION PLANS.

E3 PROVIDE DUCT SMOKE DETECTION ON SUPPLY OF NEW

AHU.COORDINATE EXACT LOCATION OF DUCT SMOKE DETECTOR WITH

MECHANICAL DRAWINGS.

E4 PROVIDE NEW BRANCH CIRCUIT WIRING. EXISTING CONDUIT TO REMAIN.

EXTEND CONDUIT AS NEEDED. CONTRACTOR TO FIELD VERIFY CONDUIT

SIZE. SEE MECHANICAL EQUIPMENT SCHEDULE.

E13 PROVIDE 120V CONNECTION TO MOTORIZED DAMPER.

E41 ADD 120V MOTOR RATED TOGGLE SWITCH FOR LOCAL DISCONNECT TO

EXISTING UNIT HEATER CIRCUIT. MODIFY AND EXTEND EXISTING CONDUIT

AND WIRE AS REQUIRED TO ACCOMMODATE NEW DISCONNECT.

E42 PROVIDE 120V CONNECTION FOR INTEGRATED LIGHT AND RECEPTACLE.

E43 RELOCATED EXISTING LIGHT AS REQUIRED TO ACCOMMODATE NEW DUCT

WORK.

SCALE: 1/8" = 1'-0"

PARTIAL PENTHOUSE LEVEL POWER PLAN

E-001 - ELECTRICAL LEGENDS & NOTES
E-002 - ELECTRICAL SCHEDULES
E-011 - ELECTRICAL ONE-LINE DIAGRAM
ED-121 - PARTIAL LEVEL 1 POWER DEMO PLAN
E-121 - PARTIAL LEVEL 1 POWER PLAN
ED-122 - PARTIAL PENTHOUSE LEVEL POWER DEMO PLAN
E-122 - PARTIAL PENTHOUSE LEVEL POWER PLAN
2026-08-06T15:53:23-0600
Justin Hafer
I have reviewed this document

File details come from the government source that posted it. Updated .