12-08-17-2026-SLCSD2027-AuxiliaryServices MCK ENG ELEC PV-R2025.pdf

SCOPE OF WORK:

PROJECT SCOPE OF WORK INCLUDES INSTALLATION OF A ROOF MOUNTED AND CARPORT GRID-

TIED SOLAR POWER GENERATION SYSTEM AND ASSOCIATED ELECTRICAL EQUIPMENT.

CARPORT: 350.46 kWDC / 300 kWAC ROOFTOP: 198.83 kWDC / 160 kWAC

WEATHER STATION IN REFERENCE TO PROJECT SITE PROJECT SITE MAP

PROJECT LOCATION

WEATHER STATION:

SALT LAKE CITY

INTERNATIONAL

AIRPORT

PROJECT LOCATION

TOTAL SYSTEM SUMMARY:

ELECTRICAL INDEX

PROJECT TEAM:

CONTRACTOR

FIRM: MCKINSTRY ESSENTION

CONTACT: DAN BARNETT

PHONE: 1-303-215-4057

EMAIL: DANBA@MCKINSTRY.COM

SYSTEM DESIGNER

FIRM: MCKINSTRY ESSENTION

CONTACT: NOOR SABBAH

PHONE: 480-204-3381

EMAIL: NOORS@MCKINSTRY.COM

APPLICABLE CODES:

SYSTEM UNDER THIS SCOPE OF WORK SHALL BE IN COMPLIANCE WITH ELECTRIC UTILITY

REQUIREMENTS AND ALL APPLICABLE LOCAL CODES INCLUDING:

2023 - NATIONAL ELECTRICAL CODE (NEC)

2024 - INTERNATIONAL BUILDING CODE (IBC)

2024 - INTERNATIONAL FIRE CODE (IFC)

2024 - INTERNATIONAL EXISTING BUILDING CODE (IEBC)

2024 - INTERNATIONAL ENERGY CONSERVATION CODE (IECC)

ROCKY MOUNTAIN POWER (RMP) ELECTRIC SERVICE REQUIREMENTS AND DER

INTERCONNECTION POLICY

CHECKED:

DRAWN:

JOB NO:

PROJECT:

SHEET NUMBER:

CONSULTANTS:

REGISTRATION:

ISSUES:

DESIGNED:

www.mckinstry.com

SEATTLE:

5005 3RD AVENUE S

PO BOX 24567

SEATTLE, WA 98124

1-800-669-6223

McKINSTRY ESSENTION, LLC

NOT FOR CONSTRUCTION

SHEET TITLE:

ISSUED ON:

ISSUE:

8/

/2

:4 4:

A

M A ut od es k

D oc s:

//S al t L ak e

C ity

S D

S ol ar

P V

/S

LC

S D

-A ux ili ar yS er vi ce s_ M

C K

_E N

G _E

LE

C

_P V

-R

.rv t

NS

DW

209603-003

E-001

SALT LAKE CITY

SD - AUXILIARY

SERVICES

NS, DW

995 W BEARDSLEY PL,

SALT LAKE CITY, UT

COVER SHEET

ELECTRICAL INDEX

SHEET NO SHEET NAME

E-001 COVER SHEET

E-002 LEGEND

E-003 SHEET SPECIFICATION

E-020 INTERCONNECT ONE-LINE DIAGRAM

E-021 CALCULATIONS AND EQUIPMENT INFORMATION

E-022 CALCULATIONS CONT.

ES095 SITE PLAN

E-500 INSTALLATION DETAILS

E-501 GROUNDING DETAILS

E-600 MARKING AND LABELING REQUIREMENTS

UTILITY: ROCKY MOUNTAIN POWER (RMP)

DC SYSTEM SIZE: 549.29 kWDC

MODULE: SEG-590-BTA-BG

TILT: 10° (ROOFTOP), 5° (CARPORT)

INVERTER: SE120KW, SE40KW, SMA SUNNY TRIPOWER 50KW

AC SYSTEM SIZE: 460 kWAC

STRING LENGTH: 15-16 (CARPORT), 27-30 (ROOFTOP)

STRING QUANTITY: 38 (CARPORT), 12 (ROOFTOP)

MODULE QUANTITY: 931

AZIMUTH: 179.4° (ROOFTOP), 179.6° (CARPORT)

INVERTER QUANTITY: 120KW (1), 40KW (1), 50KW (6)

AC SYSTEM VOLTAGE: 480 VAC

SALT LAKE CITY SD - AUXILIARY SERVICES

995 W BEARDSLEY PL, SALT LAKE CITY, UT

549.29 kWDC/460 kWAC ROOFTOP & CARPORT SOLAR ELECTRIC SYSTEM

NO DATE DESCRIPTION

08/07/2026 ISSUED FOR INTERCONNECT

A /3

P k

A

IC

A

TS

P R

O G

208Y/120V

100A MCB

PANEL

LXP2N

TX1A

V

75.0 kVA

8Y

/1

V

R

M

A600/A

CIRCUIT CONTINUATION

RACEWAY DOWN

RACEWAY UP

DUPLEX RECEPTACLE - GROUND FAULT CIRCUIT INTERRUPTER TYPE

DUPLEX RECEPTACLE

DOUBLE DUPLEX RECEPTACLE

ENCLOSED CIRCUIT BREAKER

RELAY - CONTROL TYPE

IDENTIFICATION SYMBOL FOR FEEDER SIZES

TRANSFER SWITCH

TENANT METER

GROUND CONNECTION

DELTA-WYE, DRY TYPE TRANSFORMER. VOLTAGE, KVA

RATING AS INDICATED ON PLANS, 150°C RISE, 220°C

INSULATION CLASS STANDARD

FUSE OR CURRENT LIMITER. SIZE(A) AS INDICATED

DRAWOUT CIRCUIT BREAKER

CIRCUIT BREAKER, NUMBER INDICATES SIZE(A) AND

POLES

ST SHUNT TRIP

CL CURRENT LIMITING

L LONG TIME ADJUSTABILITY

S SHORT TIME ADJUSTABILITY

I INSTANTANEOUS ADJUSTABILITY

G GROUND FAULT ADJUSTABILITY

FUSED SWITCH

SPD

TRANSFORMER

BRANCH CIRCUIT PANELBOARD. VOLTAGE, AMPACITY

AS INDICATED.

SURGE PROTECTION DEVICE

ELECTRICAL ROUGH-IN FOR COMMUNICATION OUTLET

(# INDICATES NUMBER OF PORTS)#

ELECTRICAL ABBREVIATIONS

ABBRV

A

AC

AF

AFF

AHU

AIC

AL

AT

ATS

AUTO

AUX

AWG

BATT

C

CAT

CB

CKT

CLG

CO

CPT

CT

DESCRIPTION

AMP, AMPERES

6" ABOVE COUNTER OR 3" ABOVE BACKSPLASH

AMP FRAME

ABOVE FINISHED FLOOR

AIR HANDLING UNIT

AMPS INTERRUPTING CURRENT

ALUMINUM

AMP TRIP

AUTOMATIC TRANSFER SWITCH

AUTOMATIC

AUXILIARY

AMERICAN WIRE GAGE

BATTERY

CONDUIT or CENTIGRADE

CATALOG

CIRCUIT BREAKER

CIRCUIT

CEILING

CONDUIT ONLY - PROVIDE PULL STRING

CONTROL POWER TRANSFORMER

CURRENT TRANSFORMER

ABBRV

CU

DC

DIA

DISC

DN

DWG

E

EF

EL

EMT

EOL

EPR

EQUIP

EWC

EWH

EXIST OR (E)

F

FA

FACP

FBO

FC

DESCRIPTION

COPPER

DIRECT CURRENT

DIAMETER

DISCONNECT

DOWN

DRAWING

EMERGENCY DESIGNATION

EXHAUST FAN

ELEVATION (HEIGHT)

ELECTRICAL METALLIC TUBING

END-OF-LINE DEVICE

ETHYLENE PROPYLENE RUBBER

EQUIPMENT

ELECTRIC WATER COOLER

ELECTRIC WATER HEATER

EXISTING

FUSE OR FAHRENHEIT

FIRE ALARM

FIRE ALARM CONTROL PANEL

FURNISHED BY OTHERS

FOOTCANDLE

ABBRV

FLA

FLEX

FS

FT

FV

FVNR

FVR

G or GND

GA

GEN

GFCI

GRS

HH

HID

HP

HPS

HTR

IBE

IBO

IC

ID

IN

DESCRIPTION

FULL LOAD AMPERES

FLEXIBLE CONDUIT

FLOW SWITCH

FOOT or FEET

FULL VOLTAGE

FULL VOLTAGE NON-REVERSING

FULL VOLTAGE REVERSING

GROUND

GAGE

GENERATOR

GROUND FAULT CIRCUIT INTERUPTER

GALVANIZED RIGID STEEL

HANDHOLE

HIGH INTENSITY DISCHARGE

HORSEPOWER

HIGH PRESSURE SODIUM

HEATER

INSTALLED/CONNECTED BY ELECTRICAL

INSTALLED BY OTHERS

INTERRUPTING CURRENT

INSIDE DIAMETER

INCH or INCHES

ABBRV

INST

JB or J-BOX

K

KCMIL

KV

KVA

KVAR

KW

KWH

KWHD

LED

LS

LTG

LV

M or MTR

MAX

MCA

MC

MCC

MECH

MFR

MH

MIN

MISC

MLO

MOCP

MTD

MTG

MVA

N

NC

DESCRIPTION

INSTANTANEOUS

JUNCTION BOX

THOUSAND

THOUSAND CIRCULAR MILS

KILOVOLT

KILOVOLT-AMPERES

KILOVOLT-AMPERES REACTIVE

KILOWATTS

KILOWATT-HOURS

KILOWATT-HOUR DEMAND

LIGHT EMITTING DIODE

LIMIT SWITCH

LIGHTING

LOW VOLTAGE

MOTOR

MAXIMUM

MINIMUM CIRCUIT AMPACITY

METAL CLAD CABLE

MOTOR CONTROL CENTER

MECHANICAL

MANUFACTURER

MANHOLE

MINIMUM

MISCELLANEOUS

MAIN LUGS ONLY

MAXIMUM OVERCURRENT PROTECTION

MOUNTED

MOUNTING

MILLION VOLT AMPERES

NEUTRAL

NORMALLY CLOSED

ABBRV

NEC

NEMA

NIC

NL

NO.

NO

NTS

OC

OCPD

OD

OFCI

OL

PA

PB

PF

PH OR ∅

PNL

PRI

PSE

PT

PVC

PWR

QTY

R

REC

REQD

REV

DESCRIPTION

NATIONAL ELECTRICAL CODE - JURISDICTION CURRENT

NATIONAL ELECTRICAL MANUFACTURERS ASSOCIATION

NOT IN CONTRACT

NIGHT LIGHT

NUMBER

NORMALLY OPEN

NOT TO SCALE

ON-CENTER

OVERCURRENT PROTECTIVE DEVICE

OUTSIDE DIAMETER

OWNER FURNISHED CONTRACTOR INSTALLED

OVERLOADS

PUBLIC ADDRESS

PULLBOX

POWER FACTOR

PHASE

PANEL

PRIMARY

PUGET SOUND ENERGY

POTENTIAL TRANSFORMER

POLYVINYL CHLORIDE

POWER

QUANTITY

RESISTANCE or RADIUS

CONVENIENCE RECEPTACLE

REQUIRED

REVISION

RPM

RS

RVAT

SCL

SEC

SECT

SF

SHLD

SHT

SK

SPEC

SQ

SS

ST

STD

STL

STRUCT

SUB

SV

SVC

SW

SWBD

SYM

SYNC

SYS

TB

TD

TC

TEMP

TERM

REVOLUTIONS PER MINUTE

RAPID START

REDUCED VOLTAGE AUTOTRANSFORMER

SEATTLE CITY LIGHT

SECONDARY

SECTION

SUPPLY FAN or SQUARE FEET

SHIELD or SHIELDED

SHEET

SKETCH

SPECIFICATIONS

SQUARE

STAINLESS STEEL

SHUNT TRIP or STREET

STANDARD

STEEL

STRUCTURAL

SUBSTITUTE

SOLENOID VALVE

SERVICE

SWITCH

SWITCHBOARD

SYMMETRICAL

SYNCHRONOUS

SYSTEM

TERMINAL BLOCK

TIME DELAY

TELECOMMUNICATIONS OUTLET (PHONE/DATA)

TEMPERATURE or TEMPORARY

TERMINAL

THHN

THWN

TOS

TS

TSP

TTB

TTC

TYP

UC

UF

UG

UH

UL

UON

UPS

UTP

V

VM

W

W/

WH

WHSE

WM

W/O

WP

X

XFMR

XHHW

XLP

XP

Z

HEAT-RESISTANT THERMOPLASTIC

MOISTURE AND HEAT RESISTANT THERMOPLASTIC

TOP OF SUPPORT or STEEL or SLAB

TAMPER SWITCH

TWISTED SHIELDED PAIR

TELEPHONE TERMINAL BOARD

TELEPHONE TERMINAL CABINET

TYPICAL

UNDER-COUNTER

UNDER-FLOOR

UNDERGROUND

UNIT HEATER

UNDERWRITER LABORATORIES

UNLESS OTHERWISE NOTED

UNINTERRUPTABLE POWER SUPPLY

UNSHIELDED TWISTED PAIR

VOLTS

VOLTMETER

WATTS or WIRE

WITH

WATT-HOUR

WAREHOUSE

WIREMOLD

WITHOUT

WEATHERPROOF/NEMA 3R MINIMUM

REACTANCE

TRANSFORMER

MOISTURE AND HEAT RESISTANT

CROSS-LINKED SYNTHETIC POLYMER

CROSS-LINKED POLYETHYLENE

EXPLOSION-PROOF

IMPEDANCE

AFG ABOVE FINISHED GRADE

BFC BELOW FINISHED CEILING

PC PHOTOCELL - MOUNT FACING NORTH

OS OCCUPANCY SENSOR - ADJUSTABLE

MSB MAIN SWITCHBOARD - SERVICE ENTRANCE RATED

DSB DISTRIBUTION SWITCHBOARD

MCB MAIN CIRCUIT BREAKER

HOA HAND-OFF-AUTO SELECTOR SWITCH

(NOTE 3)

FUSED DISCONNECT, TYPE AS INDICATED, 3-POLE UON

X DISCONNECT RATING

Y NEMA RATING

Z FUSE SIZE

X/Y/Z

NON-FUSED DISCONNECT, TYPE AS INDICATED, 3-POLE UON

X DISCONNECT RATING

Y NEMA RATING

X/Y

MOTOR THERMAL OVERLOADS, SIZE PER MOTOR, (3) UON

BRANCH CIRCUIT PANELBOARD/ENCLOSURE;

VOLTAGE, AMPACITY AS INDICATED.

EQUIPMENTCIRCUIT SYMBOLS

RECEPTACLES

ELECTRICAL RISER

GENERAL INFORMATION SYMBOLS

GF1

EXISTING

CONDUIT DOWN

PANEL HOMERUN

CONCEALED IN FLOOR

OR UNDER GROUND

CONDUIT UP

LN1A-2,4,6

CONDUIT, STUBBED, CAPPED

AND

MARKED, WITH PULL STRING

UNMARKED CIRCUIT IS CONCEALED

IN CEILING OR WALL

BRANCH CIRCUIT "20/1" (UON)

BEGINNING OF

INDIVIDUAL CIRCUIT

CIRCUIT

JUNCTION BOX

SIZED PER CODE

4a,b

CONDUCTORS - CONNECTED

CONDUCTORS - NOT CONNECTED

J J

J J J

, J, X

X

X

X

X

X

X

REMOVE EXISTING ELECTRICAL EQUIPMENT

REVISION SYMBOL

KEY NOTE

LIGHT LINE INDICATES EXISTING DEVICES

REVISION NUMBER - DENOTES NUMBER

AND DATE WHEN REVISION OR ISSUE

OCCURED

REVISION CLOUD - DENOTES AREA OF

CHANGE

WHERE DETAIL/DIAGRAM SHOWN

DETAIL OR DIAGRAM NUMBER

SHEET NUMBER

SHEET NUMBER WHERE SECTION SHOWN

SECTION LETTER

DETAIL REFERENCE OUTLINE

WITH NUMBER AND SHEET LOCATION

X

X

NEC CODE REQUIRED CLEAR WORKING SPACE

EPO EMERGENCY POWER OFF SWITCH, see detail

PB PULLBOX

ALL RECEPTACLES TO BE GROUNDING TYPE UON.

TYPE AS INDICATED

GFCI GROUND FAULT CIRCUIT INTERRUPTER

IG ISOLATED GROUND

SP SURGE PROTECTION

WP WEATHERPROOF

GROUNDING ROD CONNECTION

ST

LSIG

30AF

30AT

M UTILITY METER

NON-FUSED SWITCH

G GROUND FAULT SENSOR AND INDICATING LIGHT

SPACE

, J, LIGHT LINE INDICATES FUTURE DEVICES

GROUNDING ROD CONNECTION WITH TEST WELL

BOX

MEDIUM VOLTAGE CIRCUIT BREAKER

ELECTRICAL EQUIPMENT NAMING CONVENTION LEGEND

EXAMPLES / LEGEND

VOLTAGE

EQUIP

TYPE

POWER

SYSTEM

FLOOR

SEQUENCE

DESIGNATOR

EQUIPMENT TYPE

ACC

SUB

SBD

SGR

DPL

PNL

ATS

MSB

MTS

T

UTX

MCC

ECB

FSW

DSW

AC COMBINER

UNIT SUBSTATION

SWITCHBOARD

SWITCHGEAR

DISTRIBUTION PANEL

BRANCH PANEL

AUTOMATIC TRANSFER SWITCH

MAIN SWITCHBOARD

MANUAL TRANSFER SWITCH

TRANSFORMER - DRY TYPE

UTILITY MAIN TRANSFORMER

MOTOR CONTROL CENTER

ENCLOSED CIRCUIT BREAKER

FUSED DISCONNECT SWITCH

NON-FUSED DISCONNECT SW.

POWER SYSTEM

N X Y Z U C Q W

NORMAL

LIFE SAFETY (NEC517/NEC700)

LEGALLY REQUIRED (NEC701)

OPTIONAL (NEC702)

UNINTERRUPTIBLE POWER (UPS)

CRITICAL BRANCH (NEC517/NEC700)

EQUIPMENT BRANCH (NEC 517/NEC700)

OTHERS (AS DEFINED)

VOLTAGE

MV

480Y/277 3Ø, 4W+G 208Y/120 3Ø, 4W+G

MEDIUM VOLTAGE

FLOOR DESIG.

B

M R

BASEMENT/PIT

FIRST FLOOR

MEZZANINE

ROOF

ATS

MSB

PNL

X N N

B

A A B

SEQUENCE DESIG.

UTILIZE SEQUENCE

DESIGNATOR TO INDICATE

MULTIPLE EQUIPMENT

TYPES IN SAME AREA

A B C

1ST SEQUENCE

2ND SEQUENCE

3RD SEQUENCE

STEP DOWN TRANSFORMER

STEP DOWN TRANSFORMERS ARE ALWAYS LABELED 'T' PROCEEDED BY PANEL NAME SERVED

TRANSFORMER SERVING PANEL '2PNLN1A' WOULD BE 'T2PNLN1A'

3/4"-3#12,1#12G

SIZE

QUANTITY

RACEWAY

J JUNCTION BOX

M

# METERING POINT.

(# INDICATES THE METER NUMBER)

INVERTER

CONVERTER

ELECTRICAL ENCLOSURE

J JUNCTION BOXJ

EXAMPLES / LEGEND SOLAR

AC/DC C 1

COMBINER

SEQUENCE

DESIGNATOR

CURRENT

TYPE

PV STRING NAMING CONVENTION

STRING C 1

STRING DESIGNATOR STRING WIRE

PV MODULE (TYP)

CIRCUIT TYPE

INVERTER IDENTIFIER

STRING NUMBER

STRING C1

PV PHOTOVOLTAIC

PLAN LEGENDS

CODE REQUIRED PATHWAYS

CONTROL CONDUIT

POWER CONDUIT

DESIGNATED SPACE FOR CODE REQUIRED SMOKE VENTILATION

MPPT MAXIMUM POWER POINT TRACKING

DAS DATA ACQUISITION SYSTEM

PV INVERTER

CHECKED:

DRAWN:

JOB NO:

PROJECT:

SHEET NUMBER:

CONSULTANTS:

REGISTRATION:

ISSUES:

DESIGNED:

www.mckinstry.com

SEATTLE:

5005 3RD AVENUE S

PO BOX 24567

SEATTLE, WA 98124

1-800-669-6223

McKINSTRY ESSENTION, LLC

NOT FOR CONSTRUCTION

SHEET TITLE:

ISSUED ON:

ISSUE:

8/

/2

:4 4:

A

M A ut od es k

D oc s:

//S al t L ak e

C ity

S D

S ol ar

P V

/S

LC

S D

-A ux ili ar yS er vi ce s_ M

C K

_E N

G _E

LE

C

_P V

-R

.rv t

NS

DW

209603-003

E-002

SALT LAKE CITY

SD - AUXILIARY

SERVICES

NS, DW

995 W BEARDSLEY PL,

SALT LAKE CITY, UT

LEGEND

CUSTOMER NAME: Customer Name DC SYSTEM SIZE: 549.29 kWDC AC SYSTEM SIZE: 460 kWAC

AC SYSTEM VOLTAGE: 480 VAC

ADDRESS: 995 W BEARDSLEY PL, SALT LAKE CITY, UT

APPLICATION #: XXX

CHECKED:

DRAWN:

JOB NO:

PROJECT:

SHEET NUMBER:

CONSULTANTS:

REGISTRATION:

ISSUES:

DESIGNED:

www.mckinstry.com

SEATTLE:

5005 3RD AVENUE S

PO BOX 24567

SEATTLE, WA 98124

1-800-669-6223

McKINSTRY ESSENTION, LLC

NOT FOR CONSTRUCTION

SHEET TITLE:

ISSUED ON:

ISSUE:

8/

/2

:4 4:

A

M A ut od es k

D oc s:

//S al t L ak e

C ity

S D

S ol ar

P V

/S

LC

S D

-A ux ili ar yS er vi ce s_ M

C K

_E N

G _E

LE

C

_P V

-R

.rv t

NS

DW

209603-003

E-003

SALT LAKE CITY

SD - AUXILIARY

SERVICES

NS, DW

995 W BEARDSLEY PL,

SALT LAKE CITY, UT

SHEET

SPECIFICATION

PHOTOVOLTAIC SYSTEM SPECIFICATIONS

SECTION 26 00 00 - ELECTRICAL WORK

1. ALL PROVISIONS OF THE CONTRACT APPLY TO THIS WORK. DIVISION 26 CONSISTS OF THE

ELECTRICAL WORK FOR THIS PROJECT. COORDINATE ALL DIVISION 26 WORK WITH OTHER TRADES

AND CRAFTS FOR PROPER INSTALLATION AND TIMELY CONSTRUCTION EXECUTION.

2. BEFORE SUBMITTING A PROPOSAL OR BID FOR THIS WORK, CONTRACTOR SHALL EXAMINE THE COMPLETE SET OF PROJECT DOCUMENTATION FOR ALL TRADES AND SHALL BE OFFERED A VISIT TO

THE JOB SITE TO DETERMINE EXISTING CONDITIONS.

3. SUBMITTING A PROPOSAL OR BID ACKNOWLEDGES THE CONTRACTOR IS FULLY AWARE OF THE PROJECT SCOPE AND SITE CONDITIONS INCLUDING ANY EXISTING INFRASTRUCTURE TO BE ADDED

TO, AMMENDED, OR DEMOLISHED. CONTRACTOR SHALL SPECIFICALLY REVIEW ANY EXISTING

DISTRIBUTION EQUIPMENT THAT IS INTENDED TO BE MODIFIED OR ADDED TO.

4. BY SUBMITTING A PROPOSAL OR BID THE CONTRACTOR CONFIRMS THEY ARE CAPABLE OF

COMPLETING ALL DIVISION 26 WORK OUTLINED IN THESE DRAWINGS AND ASSOCIATED CONTRACT

DOCUMENTS.

5. CONTRACTOR SHALL NOT BE ENTITLED TO ADDITIONAL COMPENSATION FOR FAILURE TO ALLOW

FOR ANY EXISTING SITE CONDITIONS THAT WERE. PRESENT AT INSPECTION.

6. CONTRACTOR SHALL SUPPLY AND INSTALL ALL MATERIALS, APPLIANCES, EQUIPMENT, TOOLS AND

APPARATUS NECESSARY TO CONSTRUCT A COMPLETE WORKING SYSTEM UNLESS SPECIFICALLY

IDENTIFIED IN THE CONTRACT DOCUMENTS AS BY OTHERS.

7. ALL WORK SHALL COMPLY WITH THE LATEST ADOPTED ELECTRICAL CODE AND ALL OTHER ADOPTED

CODES. CONTRACTOR SHALL NOTIFY ENGINEER IMMEDIATELY IF PROJECT DOCUMENTATION OR

EXISTING CONDITIONS IMPLIES OR REQUIRES DEVIATION FROM APPLICABLE CODES.

8. UNLESS INSTRUCTED OTHERWISE, CONTRACTOR SHALL OBTAIN AND PAY FOR ALL NECESSARY LICENSES, PERMITS AND FEES REQUIRED. COORDINATE INSPECTIONS AS REQUIRED WITH THE AHJ.

PROVIDE WRITTEN EVIDENCE OF FINAL ACCEPTANCE BY THE AHJ UPON PROJECT COMPLETION.

9. AS-BUILT RECORD DRAWINGS SHALL BE CONTINUOUSLY MAINTAINED IN THE FIELD AND SHALL BE AVAILABLE FOR REVIEW BY THE OWNER AND THE ENGINEER AT ANYTIME. AT COMPLETION OF WORK, CLEAN, CLEARLY MARKED REPRODUCIBLE COPIES OF CONSTRUCTION DRAWINGS SHALL BE

PROVIDED TO THE ENGINEER CAPTURING ALL AS-BUILT CONDITIONS

10. CONTRACTOR SHALL FOLLOW ALL MANUFACTURER'S STORAGE AND INSTALLATION INSTRUCTIONS

FOR ALL EQUIPMENT INSTALLED UNDER THIS CONTRACT.

a. ANY DC CONNECTORS EXPOSED TO DIRT, DUST OR MOISTURE SHALL BE FITTED WITH DUST

CAPS UNTIL FINAL INSTALLATION.

SECTION 26 00 10 - BASIC ELECTRICAL REQUIREMENTS

1. DRAWINGS ARE DIAGRAMMATIC AND DO NOT SHOW ALL FEATURES OF WORK. WHERE FEATURES

ARE NOT SHOWN, CONTRACTOR SHALL PROVIDE GOOD WORKMANSHIP AND PROFESSIONAL

JUDGEMENT FOR INSTALLATION MEANS AND METHODS. PROVIDE MAINTENANCE ACCESS AS

REQUIRED AND IN ACCORDANCE WITH CODE.

2. VERIFY LOCATION OF ALL EQUIPMENT PRIOR TO ROUGH IN.

3. CIRCUITING AND STRINGING IS DIAGRAMMATIC AND DOES NOT REPRESENT RACEWAY ROUTING.

EXPOSED RACEWAY SHALL BE RUN PARALLEL OR PERPENDICULAR TO WALLS OR ON-ROOF

ELEMENTS UNLESS OTHERWISE APPROVED BY THE ENGINEER. CONTRACTOR IS RESPONSIBLE FOR CIRCUITING AND CONNECTIONS PER INDUSTRY BEST PRACTICES. BELOW-GRADE CONDUIT SHOWN ON DRAWINGS IS CLOSE APPROXIMATION OF INTENDED ROUTING. CONTRACTOR TO FIELD-VERIFY

ANY BELOW-GRADE OBSTRUCTIONS. ANY CHANGES TO BELOW-GRADE ROUTING SHALL BE

DIMENSIONED ON THE AS-BUILT REDLINE DRAWING SET.

4. IMMEDIATELY NOTIFY ENGINEER OF ANY CONFLICTS OR ISSUES IN THE DRAWINGS OR

SPECIFICATIONS.

5. CONTRACTOR SHALL PROVIDE SHOP DRAWINGS TO ENGINEER FOR APPROVAL.

SECTION 26 00 40 - EXISTING SYSTEMS

1. DEMOLISH EXISTING ELECTRICAL AS SHOWN. PROTECT EXISTING SYSTEMS TO REMAIN OR TO BE

REUSED.

2. NO ELECTRIC SYSTEM OPERATION SHALL BE INTERRUPTED UNLESS REQUESTED IN WRITING BY THE

CONTRACTOR AND SCHEDULED WITH THE OWNER IN ADVANCE. CONTRACTOR SHALL ASSUME

RESPONSIBILITY FOR ANY UNSCHEDULED INTERRUPTIONS CAUSED AND EXPEDITE REPAIR.

3. MATERIALS REMOVED AS REQUIRED BY THIS CONTRACT SHALL REMAIN THE PROPERTY OF THE

OWNER. CONTRACTOR SHALL SCHEDULE MEETING WITH OWNER TO DETERMINE ALL MATERIALS

SUITABLE FOR RETENTION. MATERIALS IN QUESTION FOR RETENTION SHALL BE MADE AVAILABLE FOR OWNER’S INSPECTION. ALL DEBRIS AND MATERIAL NOT SELECTED FOR RETENTION BY THE

OWNER SHALL BE DISPOSED OF BY THE CONTRACTOR.

SECTION 26 00 50 - BASIC ELECTRICAL MATERIALS AND METHODS

1. MATERIALS

a. MATERIALS SHALL BE NEW, HIGH QUALITY, MEET ACCEPTED INDUSTRY STANDARDS, BE

FREE FROM DEFECTS, AND BE DESIGNED TO ENSURE RELIABLE OPERATION THROUGHOUT

THE PROJECT LIFETIME SUBJECT TO PREVAILING ENVIRONMENTAL CONDITIONS.

b. ALL ELECTRICAL COMPONENTS SHALL BE LISTED AND LABELED BY A NATIONALLY

RECOGNIZED TESTING LABORATORY.

c. SUBMITTALS REQUIRED ONLY WHERE SPECIFIED ON SUBMITTAL REVIEW TABLE. SUBMITTED

MATERIALS / EQUIPMENT SELECTIONS SHALL BE CLEARLY IDENTIFIED. GENERIC CATALOG

PAGES SHOWING MULTIPLE EQUIPMENT OPTIONS WILL NOT BE ACCEPTABLE.

d. WHERE EXISTING COMPONENTS ARE IDENTIFIED FOR REUSE, VERIFY SUITABILITY AND

CONDITION. ENSURE COMPONENTS ARE SIZED APPROPRIATELY FOR THE LOAD TO BE

SERVED AND TEST TO VERIFY CONDITION. CONTRACTOR TO PROVIDE AND REPLACE ALL

COMPONENTS THAT CANNOT BE REUSED.

2. INSTALLATION REQUIREMENTS:

a. INSTALL MATERIAL AND EQUIPMENT IN ACCORDANCE WITH MANUFACTURER'S

RECOMMENDATIONS, INSTRUCTIONS AND INSTALLATION DRAWINGS. WORKMANSHIP SHALL

BE NEAT AND COMPLY WITH THE NATIONAL ELECTRICAL CONTRACTORS ASSOCIATION

(NECA) NATIONAL ELECTRICAL INSTALLATION STANDARDS.

b. PROVIDE FIREPROOFING FOR ALL PENETRATIONS OF FIRE RATED ASSEMBLIES MADE

UNDER THIS CONTRACT. FIREPROOFING TO BE REVIEWED AND APPROVED BY THE

ENGINEER.

c. ALL CONDUIT PENETRATIONS THROUGH ROOFS, WALLS OR FLOORS SHALL BE MADE

PERMANENTLY WATERTIGHT BY FLASHING, CAULKING OR SEALING.

d. CONDUIT ENTRY INTO OUTDOOR ENCLOSURES SHALL BE THROUGH THE BOTTOM OR SIDES

OF THE ENCLOSURE AND SHALL HAVE PROVISIONS TO PREVENT INGRESS OF WATER OR

MOISTURE INSIDE THE ENCLOSURE. WHERE BOTTOM OR SIDE ENTRY IS NOT PRACTICAL,

CONTRACTOR SHALL SUBMIT AN RFI TO ENGINEER SEEKING WRITTEN APPROVAL FOR

DEVIATION AND OUTLINING THE PROPOSED TOP ENTRY METHOD.

e. ALL NEW OR REUSED ELECTRICAL EQUIPMENT MOUNTED OUTDOORS SHALL BE INSTALLED

PER MANUFACTURER RECOMMENDATIONS.

f. PV SOURCE CIRCUITS SHALL NOT SHARE SAME RACEWAY, CABLE TRAY, CABLE, OUTLET

BOX, JUNCTION BOX, OR SIMILAR WITH ANY NON-DC SOURCE CIRCUIT WIRING UNLESS

SEPARATED BY A PARTITION.

g. PV SOURCE CIRCUITS EXPOSED TO SUNLIGHT OR FOOT TRAFFIC SHALL BE PROTECTED BY

CABLE TRAY OR CONDUIT.

3. EXECUTION:

a. ALL MECHANICAL SCREW TERMINATIONS AND BOLT CONNECTIONS SHALL BE TORQUED TO

THE REQUIRED TORQUE VALUES USING A CALIBRATED TORQUE WRENCH OR TORQUE

LIMITER AND MARKED OR RECORDED.

4. TESTING:

a. THE CONTRACTOR SHALL POINT-TO-POINT TEST ALL CONTROLS WIRING AND PERFORM

FUNCTIONAL TESTING OF ANY CONTROLS CIRCUITRY SHOWN IN THE DESIGN DRAWINGS.

SECTION 26 05 13 — MEDIUM VOLTAGE WIRES AND CABLES

1. SUBMITTAL: NOT REQUIRED

2. MANUFACTURERS: OKONITE, SOUTHWIRE, PRYSMIAN, GENERAL CABLE

3. PRODUCTS:

a. SINGLE COPPER CABLES. ALUMINIUM MAY BE CONSIDERED WITH ENGINEERING APPROVAL

b. ETHYLENE PROPYLENE RUBBER (EPR), RATED AT 105°C , 133%

c. 5 MIL BARE COPPER TAPE, HELICAL WITH 12-1/2% OVERLAP

d. POLYVINYL CHLORIDE (PVC) LISTED AS TYPE MV-105 PER UL 1072

e. EXECUTION:

f. INSTALL WIRING IN RACEWAY WITH GROUND CONDUCTOR, 1/0 MINIMUM, COPPER, 600V, THHW, GREEN JACKET

g. ALL SPLICES AND TERMINATIONS SHALL BE MADE BY EXPERIENCED ELECTRICIANS USING

PRE-PACKAGED TERMINATION KITS. ALLOWABLE MANUFACTURES INCLUDE; ELASTIMOLD,

3M, OR EQUAL.

h. ALL WORK CARRIED THROUGH TO COMPLETION WITHOUT INTERRUPTION

SECTION 26 05 19 — LOW VOLTAGE WIRES AND CABLES (1000V MAXIMUM)

2. SUBMITTAL: REQUIRED

3. 600V:

a. COPPER OR ALUMINUM AS SCHEDULED, INSULATED FOR 600V. CONDUCTORS SMALLER

THAN #12 SHALL NOT BE USED. UNLESS SPECIFICALLY IDENTIFIED AS ALUMINUM, ALL

WIRING SHALL BE COPPER.

b. CONDUCTOR INSULATION TO BE TYPE THWN/THHN 90°C OR XHHW 90°C.

c. TYPE NM OR “ROMEX” CONDUCTORS SHALL NOT BE USED.

4. 1000V:

a. COPPER OR ALUMINUM AS SCHEDULED, INSULATED FOR 1000V. UNLESS SPECIFICALLY

IDENTIFIED AS ALUMINUM, ALL WIRING SHALL BE COPPER.

b. CONDUCTOR INSULATION TO BE TYPE XHHW-2 90°C.

5. INSTRUMENTATION / CONTROLS

a. INSTRUMENTATION AND CONTROL CABLES SHALL BE TWISTED SHIELDED PAIR TYPE RATED

FOR INSTALLATION CONDITION. BELDEN OR EQUAL.

6. EXECUTION (AC AND DC WIRING EXCLUDING PV WIRE):

a. INSTALL WIRING IN RACEWAY UNLESS SPECIFICALLY AUTHORIZED OTHERWISE.

7. TESTING:

a. 600V MAXIMUM — PERFORM ACCEPTANCE TESTING PER ANSI/NETA 7.3.2

b. 1000V MAXIMUM — PERFORM ACCEPTANCE TESTING PER ANSI/NETA 7.3.3

SECTION 26 05 26 — GROUNDING AND BONDING FOR ELECTRICAL SYSTEMS

1. SUBMITTAL: REQUIRED

2. GROUNDING ELECTRODE SYSTEM (WHERE SHOWN IN CONSTRUCTION DRAWINGS):

a. GROUNDING ELECTRODE SYSTEM SHALL BE PROVIDED AS SHOWN ON THE DRAWINGS AND

IN ACCORDANCE WITH THE NEC.

b. GROUNDING ELECTRODE SYSTEM SHALL PROVIDE A RESISTANCE TO GROUND OF 25 OHMS

OR LESS. ADDITIONAL ELECTRODES MAY BE REQUIRED TO ACHIEVE THIS VALUE.

c. ALL MATERIALS SHALL BE LISTED OR LABELED BY NRTL.

d. GROUND RODS SHALL BE MINIMUM LENGTH 10’ AND MINIMUM SIZE 5/8” COPPER BONDED

STEEL.

e. WHERE GROUND RODS ARE NOT PRACTICAL DUE TO BEDROCK, CONTRACTOR MAY SUBMIT

A GROUND PLATE ALTERNATIVE FOR ENGINEERING APPROVAL. GROUND PLATES SHALL BE

SOLID COPPER OF MINIMUM THICKNESS 1/8” AND MINIMUM 2 SQ FT AREA.

f. ALL BURIED CONNECTIONS SHALL BE VIA EXOTHERMIC OR NON-REVERSIBLE COMPRESSION

FITTINGS.

g. GROUND CONDUCTORS BROUGHT THROUGH THE FLOOR OR WALLS SHALL BE IN PVC

CONDUIT SLEEVES. GROUND CONDUCTORS SHALL NOT BE LOCATED IN TRAFFIC AREAS OR

WHERE SUBJECT TO DAMAGE.

3. EQUIPMENT GROUNDING CONDUCTOR:

a. EQUIPMENT GROUND CONDUCTOR (EGC) FOR EACH NEW FEEDER AND BRANCH CIRCUIT

SHALL BE A SEPARATE WIRE IN THE RACEWAY AND SIZED IN ACCORDANCE WITH NEC

UNLESS OTHERWISE SHOWN ON THE DRAWINGS.

b. USE OF METALLIC RACEWAY IN LIEU OF EQUIPMENT GROUNDING CONDUCTOR SHALL NOT

BE PERMITTED.

c. EXPOSED PV MODULE EQUIPMENT GROUNDING CONDUCTORS SHALL BE MINIMUM #6 BARE

COPPER WIRE OR MINIMUM #10 INSULATED GREEN WIRE LISTED AND MARKED AS SUNLIGHT

RESISTANT.

4. MODULE /RACKING AND OTHER METALLIC STRUCTURE GROUNDING:

a. SOLAR CARPORT STRUCTURES SHALL BE BONDED BETWEEN ALL METALLIC COMPONENTS

UNLESS THE STRUCTURE IS UL2703 LISTED AS ELECTRICALLY CONTINUOUS. ALL

CONNECTIONS MUST BE IRREVERSIBLE.

b. SOLAR EQUIPMENT INCLUDING BUT NOT LIMITED TO MODULES, RACKING AND SUPPORT

STRUCTURES SHALL BE BONDED IN COMPLIANCE WITH THE MANUFACTURERS

RECOMMENDATIONS AND APPLICABLE CODES.

c. ALL METAL FRAMED MODULES SHALL BE INTENTIONALLY GROUNDED TO THE INVERTER

EQUIPMENT GROUNDING CONDUCTOR. THIS CAN BE ACHIEVED BY ONE OF 2 METHODS:

i. DEDICATED EQUIPMENT GROUNDING CONDUCTOR TO EACH MODULE VIA LISTED

UL2703 LUGS; OR

ii. BONDING MODULE FRAME TO CONTINUOUS METALLIC RACKING WITH UL2703 LISTED

DEVICE, WHERE THE CONTINUOUS METALLIC RACKING SECTION IS BONDED TO THE

EQUIPMENT GROUNDING CONDUCTOR. USE BURNDY (WILEY) WEEB OR APPROVED

EQUIVALENT.

5. TESTING

a. GROUND RESISTANCE TESTS SHALL BE PERFORMED IN ACCORDANCE WITH ANSI/NETA 7.13.

ELECTRICAL TEST VALUES SHALL NOT EXCEED TWENTY-FIVE OHMS.

SECTION 26 05 29 — HANGERS AND SUPPORTS FOR ELECTRICAL SYSTEMS

1. SUBMITTAL: REQUIRED

2. PRODUCTS:

a. BRACKETS, FRAMES, AND HANGERS FABRICATED FROM STANDARD ROLLED STRUCTURAL

STEEL SHAPES OR PREFABRICATED STRUCTURAL SYSTEMS.

b. STANDOFF BLOCKS AND STRUT SUPPORTS, FABRICATED FROM EPDM RUBBER. CONDUIT

MOUNTED ON ROOF DECK SHALL BE SUPPORTED BY AND SECURED TO STANDOFF BLOCKS.

STANDOFF SHALL BE MINIMUM HEIGHT 3". AT NO POINT SHALL THE CONDUIT BE LESS THAN

2" FROM THE ROOF DECK.

c. PV WIRE MANAGEMENT SUPPORTS:

i. STAINLESS STEEL CABLE CLIPS, STAINLESS STEEL CABLE TIES, CAB PRODUCTS OR

ENGINEER APPROVED EQUIVALENT SHALL BE USED AS PRIMARY SUPPORTS.

ii. UV STABILIZED NYLON CABLE TIES MAY BE USED TO SUPPLEMENT METAL CLIPS BUT

SHALL NOT BE USED AS THE PRIMARY WIRE MANAGEMENT SUPPORTS.

iii.NON-UV STABILIZED NYLON CABLE TIES SHALL NOT BE USED.

3. EXECUTION:

a. INSTALL SO THAT SUPPORT INSTALLATION DOES NOT WEAKEN OR OVERLOAD BUILDING

STRUCTURE.

b. ELECTRICAL SYSTEM HANGERS AND SUPPORTS SHALL BE INDEPENDENT OF PARTITION AND

CEILING SYSTEM SUPPORTS.

c. CONTRACTOR SHALL COMPLY WITH ALL SEISMIC ANCHORAGE AND BRACING

REQUIREMENTS IN COMPLIANCE WITH BUILDING CODES. PROVIDE DOCUMENTATION OF

CALCULATIONS AND DETAILS TO ENGINEER AND/OR AHJ FOR REVIEW AND APPROVAL PRIOR

TO INSTALLATION.

d. ANY MOUNTING BRACKETS THROUGH THE EXTERIOR WALLS OR THROUGH HISTORIC

MATERIALS SHALL BE PLANNED AND EXECUTED TO PROTECT HISTORIC ELEMENTS.

e. INSTALL PV WIRE SUPPORT SYSTEMS PER MANUFACTURER INSTRUCTIONS AND

GUIDELINES.

SECTION 26 05 33 — RACEWAY AND BOXES

1. SUBMITTAL: FOR ROOFTOP PROJECTS, SUBMIT CONDUIT ROUTING SKETCH FOR ANY EXPOSED

CONDUIT. EQUIPMENT SUBMITTALS ARE NOT REQUIRED.

2. PRODUCTS:

a. ELECTRICAL METALLIC TUBING (EMT): FOR GENERAL USE. ALL FITTINGS EXPOSED TO

WEATHER SHALL BE RAINTIGHT.

b. LIQUID TIGHT FLEXIBLE METALLIC CONDUIT (LFMC): MAY BE USED FOR TRANSITIONS, EXPANSION JOINTS OR BENDS OF LENGTH LESS THAN 5' 0".

c. LIQUID TIGHT FLEXIBLE NON-METALLIC CONDUIT: MAY BE USED TO PROTECT ROW-ROW

JUMPERS OF LENGTH LESS THAN 24”.

d. RIGID METAL CONDUIT (RMC) OR INTERMEDIATE METAL CONDUIT (IMC) MAY ALSO BE USED

IN PLACE OF EMT WHERE REQUIRED BY A GOVERNING STANDARDS OR SPECIFICATION OR

AT THE CHOICE OF THE CONTRACTOR.

e. RIGID NONMETALLIC CONDUIT (RNC):

i. PVC-40 OR PVC-80 PERMITTED IN UNDERGROUND APPLICATIONS AND IN CONCRETE

DUCT BANKS. MAY ALSO BE USED TO PROTECT ROW-ROW JUMPERS OF LENGTH

LESS THAN 24”. TURNS OF 90 DEGREES OR GREATER SHALL BE MADE USING LONG

RADIUS WITH A MINIMUM TURN RADIUS OF TEN TIMES THE CONDUIT DIAMETER.

ii. HDPE PERMITTED IN UNDERGROUND DIRECTIONAL BORE APPLICATIONS.

f. SURFACE METAL RACEWAY OR CABLE TRAY / WIRE BASKET: SUBMITTAL REQUIRED.

g. CONDULETS:

i. OBROUND TYPE FOR ¾” AND 1” SIZES

ii. FORM 7 FOR 1½” THROUGH 2” SIZES iii.LBD TYPE FOR 2” AND LARGER SIZES

h. ELECTRICAL GUTTERS AND PULL BOXES: CODE-GAUGE GALVANIZED OR PAINTED SHEET

STEEL. FLUSH OR SURFACE MOUNTED AS INDICATED.

3. EXECUTION:

a. COORDINATE LOCATIONS WITH WORK OF OTHER TRADES TO AVOID CONFLICTS, MAINTAIN

FIRE RATINGS, AND MAINTAIN ACCESS.

b. WHERE PASSING THROUGH WALKWAYS, THE SUPPORT INTERVAL SHALL BE REDUED TO 24”

FOR:

i. EMT CONDUIT OF 1.25” OR

ii. IMC OR RMC CONDUIT OF 1” OR SMALLER.

c. FOR EXTERIOR STRAIGHT CONDUIT RUNS EXCEEDING 80', PROVIDE EXPANSION JOINTS AT

INTERVALS NOT TO EXCEED 80'.

d. ALL EMPTY CONDUITS SHALL BE INSTALLED WITH A PULL STRING AND CAPPED.

e. WHERE RMC OR IMC IS USED, ALL THREADS IN EXTERIOR OR BURIED APPLICATIONS SHALL

BE PROTECTED WITH ZINC-RICH PAINT.

SECTION 26 05 53 — IDENTIFICATION OF ELECTRICAL SYSTEMS

1. SUBMITTAL: REQUIRED SUBMIT PERMANENT LABEL PRINTER BRAND, MAKE, MODEL

2. SCOPE:

a. PROVIDE PV LABELS AS SHOWN IN THE DESIGN AND REQUIRED BY APPLICABLE CODES.

b. LABEL JUNCTION BOXES, DISCONNECTS, INVERTERS, COMBINERS AND OTHER EQUIPMENT.

c. PROVIDE NEATLY TYPED PANEL SCHEDULES INSIDE ALL PANELBOARDS AFFECTED BY THIS

CONTRACT. LETTERS SHALL BE BLACK AND A MINIMUM OF 1/8” HIGH ON A WHITE

BACKGROUND.

d. PV SOURCE CIRCUITS SHALL BE LABELED WITH STRING, INVERTER NUMBER AND POLARITY:

i. WITHIN 5’ OF THE INVERTER OR COMBINER TERMINATIONS IN AN EASILY

IDENTIFIABLE SPACE.

ii. WITHIN 5’ OF ANY ARRAY BOUNDARY, WHERE THE SOURCE CIRCUIT IS PRESENT IN

MULTIPLE ARRAYS.

INSIDE JUCTION BOXES.

3. PRODUCTS:

a. NAMEPLATES TO BE ENGRAVED AND CONSTRUCTED OF 1/16 INCH THICK PHENOLIC

LAMINATED MATERIAL. UNLESS OTHERWISE SHOWN IN DRAWINGS OR RELEVANT CODES,

LETTERS SHALL BE A MINIMUM OF ¼” HIGH.

b. PV LABELS SHALL BE:

i. AS SHOWN IN THE DESIGN DRAWINGS.

ii. SYNTHETIC AND APPROPRIATE TO WITHSTAND THE INSTALLED ENVIRONMENT. FOR

THE LIFE OF THE INSTALLATION. THE USE OF ‘SHARPIE’ AND TAPE IS NOT

ACCEPTABLE.

4. EXECUTION: SECURELY ATTACH PHENOLIC LABELS AND NAMEPLATES WITH PERMANENT METHODS.

SECTION 26 12 13 — PAD-MOUNTED LIQUID-FILLED TRANSFORMERS

1. SUBMITTAL: NOT REQUIRED

2. MANUFACTURERS: EATON, GE, OR SQUARE-D

3. PRODUCTS:

4. EXECUTION:

a. INSTALL EQUIPMENT PER MANUFACTURER’S WRITTEN INSTRUCTIONS AND AS INDICATED IN

DRAWINGS.

b. PROVIDE ACCEPTANCE TESTING BY NETA CERTIFIED TESTING AGENCY.

c. ADJUST PRIMARY TAPS TO OBTAIN PROPER SECONDARY OUTPUT VOLTAGE WITH LOAD

APPLIED.

SECTION 26 13 16 — MEDIUM-VOLTAGE FUSIBLE INTERRUPTER SWITCHGEAR

1. SUBMITTALS: NOT REQUIRED.

2. MANUFACTURERS: EATON.

3. PRODUCTS:

a. MANUAL QUICK-BREAK, QUICK-MAKE.

b. HEAVY-DUTY COIL SPRING TO PROVIDE OPENING AND CLOSING ENERGY. SPEED OF

OPENING AND CLOSING OF THE SWITCH SHALL BE INDEPENDENT OF THE OPERATOR.

c. HIGH-IMPACT VIEWING WINDOW THAT PERMITS FULL VIEW OF ALL THREE SWITCH

BLADES.

d. FUSE VOLTAGE, AMPS, AND INTERRUPTING RATING AS INDICATED ON THE DRAWINGS.

e. PROVIDE (3) SPARE FUSES FOR EACH FUSED SWITCH.

f. INTERLOCK TO PREVENT OPENING OF ENCLOSURE DOOR WITH SWITCH IN CLOSED

POSITION, AND CLOSING OF SWITCH WITHOUT CLOSING THE DOOR.

g. PROVISION FOR PAD-LOCKING THE SWITCH IN THE OPEN OR CLOSED POSITION.

h. INSULATING BARRIERS BETWEEN EACH PHASE AND BETWEEN EACH OUTER PHASE AND

THE ENCLOSURE.

i. HEAVY-DUTY HOT-DIPPED GALVANIZED ANCHOR CLIPS TO ANCHOR THE SWITCHGEAR

TO THE CONCRETE PAD.

j. EQUIPMENT NAMEPLATE ON OUTSIDE OF ENCLOSURE.

k. ENCLOSURE WALLS AND DOORS WITH THICKNESS EQUAL TO OR GREATER THAN THAT

SPECIFIED IN ANSI/IEEE C37.20.3.

4. EXECUTION:

l. INSTALL EQUIPMENT PER MANUFACTURER’S WRITTEN INSTRUCTIONS AND AS

INDICATED IN DRAWINGS.

m. PROVIDE ACCEPTANCE TESTING BY NETA CERTIFIED TESTING AGENCY.

SECTION 26 24 13 — SWITCHBOARDS

1. SUBMITTALS: REQUIRED.

2. MANUFACTURERS: GE/ABB, EATON, SCHNEIDER ELECTRIC OR SIEMENS. EQUALS MAY BE SUBMITTED

FOR ENGINEERING CONSIDERATION.

3. PRODUCTS:

a. ALL BUSSING SHALL BE COPPER.

b. SERIES RATED EQUIPMENT IS NOT ACCEPTABLE

c. 100% NEUTRAL BUS UNLESS OTHERWISE NOTED IN THE DRAWINGS.

d. FRONT AND REAR-ALIGNED.

e. INCLUDE 25% PHYSICAL SPACE FOR FUTURE BREAKERS.

f. PHASE-LOSS RELAY.

g. SURGE PROTECTIVE DEVICE.

h. POWER METERING ON INCOMING FEED.

i. ARC FLASH LABELS: SEE SECTION 26 05 73 FOR PARTY THAT IS RESPONSIBLE.

j. FULL LENGTH GROUND BAR.

4. EXECUTION:

a. SWITCHBOARDS SHALL BE INSTALLED IN STRICT ACCORDANCE TO THE MANUFACTURERS

INSTRUCTIONS AND ALL APPLICABLE CODES.

SECTION 26 24 16 — PANELBOARDS

1. SUBMITTALS: REQUIRED.

2. MANUFACTURERS: GE/ABB, EATON, SCHNEIDER ELECTRIC OR SIEMENS. EQUALS MAY BE SUBMITTED

FOR ENGINEERING CONSIDERATION.

3. PRODUCTS:

a. CIRCUIT BREAKERS SHALL BE BOLT-ON TYPE ONLY.

4. EXECUTION:

a. PANELBOARDS SHALL BE INSTALLED IN STRICT ACCORDANCE WITH THE MANUFACTURERS

INSTRUCTIONS AND ALL APPLICABLE CODES.

SECTION 26 27 26 - WIRING DEVICES

1. SUBMITTALS: NOT REQUIRED.

2. PRODUCTS:

a. ALL DEVICES TO BE 20 AMP SPECIFICATION GRADE, UNLESS OTHERWISE NOTED.

b. ALL ELECTRICAL ENCLOSURES AND CABINETS TO BE NEMA RATED FOR APPROPRIATE

APPLICATION.

c. ALL WIRING DEVICES SHALL BE NEW AND RATED FOR THE SERVICE IN WHICH THEY ARE TO

BE USED.

SECTION 26 28 00 — LOW VOLTAGE CIRCUIT PROTECTIVE DEVICES

1. SUBMITTALS: REQUIRED FOR STANDALONE DEVICES (IE. NOT LOCATED IN PANEL BOARDS AND

SWITCHBOARDS) OVERCURRENT PROTECTION DEVICES.

2. PRODUCTS:

a. SUITABLY RATED FOR LOAD TYPE.

b. MANUFACTURERS:

i. FUSES: BUSSMANN, LITTELFUSE, OR MERSEN

ii. BREAKERS: GE, EATON, SQUARE D, OR SIEMENS.

c. FUSES:

i. CLASS R REJECTION TYPE.

ii. CLASS K1 FOR ALL EXCEPT MOTOR CIRCUITS

iii. CLASS K5 MOTOR LOAD TYPE FOR MOTORS.

d. MOLDED CASE CIRCUIT BREAKERS OF THERMAL-MAGNETIC OR MAGNETIC ONLY TYPE

WHERE INDICATED. BOLT-IN TYPE ONLY.

e. RATED FOR BACKFEED, WHERE REQUIRED

f. SERVICE ENTRANCE RATED, WHERE REQUIRED

g. FOR PV APPLICATIONS UTILIZING AN INTERLOCKED ENCLOSURE, PROVIDE REMOVABLE

PLEXIGLASS BARRIERS IN FRONT OF ALL EXPOSED LINE AND LOAD SIDE PARTS.

3. EXECUTION:

a. INSTALL IN APPROPRIATE EQUIPMENT WITH TRIP RATINGS AS SHOWN.

b. SECURE SOLIDLY TO WALL OR APPROVED MOUNTING FRAME.

c. PROVIDE ENGRAVED PHENOLIC NAMEPLATES WITH THE FOLLOWING INFORMATION: LOAD

AND AREA SERVED, VOLTAGE, PHASE, AND FUSE SIZE AND TYPE

SECTION 26 28 16 — SAFETY SWITCHES

1. SUBMITTALS: REQUIRED.

2. PRODUCTS:

a. PROVIDE HEAVY DUTY SWITCHES AS SHOWN ON DRAWINGS WITH THE FOLLOWING RATINGS:

i. 30 TO 1200 AMPERES

ii. 250V DC, 600V AC (30A TO 200A, 600V DC)

iii. 2, 3, 4, AND 6-POLES AS REQUIRED iv.FUSIBLE AND NON-FUSIBLE

v. MECHANICAL LUGS SUITABLE FOR ALUMINUM OR COPPER CONDUCTORS

b. CONSTRUCTION:

i. SWITCH BLADES AND JAWS SHALL BE VISIBLE AND PLATED COPPER.

ii. SWITCH OPERATING MECHANISM SHALL BE NON-TEASABLE, POSITIVE QUICK-

MAKE/QUICK-BREAK TYPE. BAIL TYPE MECHANISMS ARE NOT ACCEPTABLE.

iii. SWITCHES SHALL HAVE RED HANDLE THAT IS EASILY PAD-LOCKABLE WITH THREE

3/8-INCH SHANK LOCKS IN THE OFF POSITION

iv.SWITCHES SHALL HAVE DEFEATABLE DOOR INTERLOCKS THAT PREVENT THE DOOR

FROM OPENING WHEN THE HANDLE IS IN THE ON POSITION.

v. SWITCH BLADES SHALL BE READILY IN THE ON AND OFF POSITIONS.

vi.FUSIBLE SWITCHES SHALL BE SUITABLE FOR SERVICE ENTRANCE EQUIPMENT.

vii. SWITCHES SHALL BE SUITABLE FOR SYSTEMS CAPABLE OF 200 kA AT 480V

WITH CLASS J, L, R, OR T FUSING.

viii. ENCLOSURES SHALL BE ANSI 61 GRAY, NEMA RATING AS SHOWN ON

DRAWINGS OR SUITABLE FOR INSTALLATION.

SECTION 26 31 00 — PHOTOVOLTAIC SYSTEMS

1. SUBMITTALS: REQUIRED ONLY IF SUPPLY IS INCLUDED UNDER THIS CONTRACT.

2. PRODUCTS:

a. PV WIRE:

i. TINNED COPPER OR ALUMINUM AS SCHEDULED, INSULATED FOR THE DC SYSTEM

VOLTAGE AS SHOWN. CONDUCTORS SMALLER THAN #10 SHALL NOT BE USED.

UNLESS SPECIFICALLY IDENTIFIED AS ALUMINUM, ALL WIRING SHALL BE TINNED

COPPER.

ii. WIRE SHALL BE LISTED TO UL 4703 TYPE PV

iii. CONNECTOR SPECIFICATIONS FOR WIRE SHALL BE MET.

iv. TRACKER APPLICATIONS SHALL UTILIZE MINIMUM 19 STRAND WIRE.

v. PERMITTED COLORS

1. BLACK FOR NEGATIVE

2. RED FOR POSITIVE (WHERE INSTALLED IN RACEWAY OR OTHERWISE

PROTECTED FROM DIRECT SUNLIGHT EXPOSURE).

3. GREEN OR BARE FOR EQUIPMENT GROUNDING CONDUCTOR. REFER

SECTION 26 05 26. EXPOSED INSULATED WIRE SHALL BE LISTED AND

MARKED AS SUNLIGHT RESISTANT.

4. ONLY FOR GROUND MOUNT APPLICATIONS WITH INTER-ROW WIRING

DIRECTLY EXPOSED TO SUNLIGHT, BLACK WIRE PERMANENTLY CODED AS

RED SHALL BE USED FOR POSITIVE.

vi. FOR DIRECT BURY APPLICATIONS:

1. WIRE SHALL BE LISTED FOR DIRECT BURIAL.

2. REFER SECTION 26 05 19 — LOW VOLTAGE WIRES AND CABLES.

b. DC COMBINER BOXES

i. PROVIDE FACTORY-MANUFACTURED DC COMBINER BOXES AS SHOWN ON

DRAWINGS:

1. VOLTAGE SHALL MATCH RATED SYSTEM VOLTAGE.

2. LISTED TO UL-1741.

3. TOUCH SAFE FUSE HOLDERS FITTED WITH FUSES AS SHOWN ON

DRAWINGS.

4. ENCLOSURES SHALL BE ANSI 61 GRAY, RATED FOR UV EXPOSURE, NEMA

RATING PER DRAWINGS WITH BREATHER & DRAIN VENT AND SHALL BE

LOCKABLE.

5. PROVIDE TRANSIENT SURGE SUPPRESSION WHERE SHOWN ON DRAWINGS.

6. DISCONNECT SWITCH SHALL BE RATED TO BREAK COMBINER RATED

CURRENT.

c. AC COMBINER BOXES

i. REFER SECTION 26 24 13 — SWITCHBOARDS AND SECTION 26 24 16 —

PANELBOARDS

ii. UL 508a / NEC 409 INDUSTRIAL CONTROL PANELS MAY BE CONSIDERED IN LIEU OF

SWITCHBOARD OR PANELBOARD CONSTRUCTION AT THE DISCRETION OF THE

ENGINEER.

d. RAPID SHUTDOWN DEVICES (RSD)

i. RSD SHALL BE INSTALLED PER THE MANUFACTURER’S RECOMMENDED

INSTALLATION PRACTICE

ii. RSD SHALL NOT BE IN DIRECT CONTACT WITH MODULE BACKSHEET AND SHALL BE

SEPARATED FROM THE BACKSHEET BY AN AIRGAP OF 1/2" OR GREATER.

iii. WHEN INSTALLED IN CABLE TRAY, POSITIVE AND NEGATIVE WIRING FROM THE

SAME STRING SHALL BE BUNDLED TOGETHER TO MINIMIZE LIGHTNING INDUCED

CURRENT AND VOLTAGE.

iv. RUN ALL CONDUCTORS FOR THE SAME INVERTER, OR TRANSMITTER, TOGETHER

IN ONE CONDUIT.

v. USE SEPARATE CABLE TRAYS OR CONDUITS FOR CONDUCTORS USING

DIFFERENT INVERTERS OR TRANSMITTERS.

3. EXECUTION:

a. PV WIRE MATING CONNECTORS

i. PV WIRE CONNECTORS SHALL BE CAREFULLY INSTALLED PER THE

MANUFACTURERS RECOMMENDED INSTALLATION PRACTICE.

1. ONLY MANUFACTURER APPROVED CRIMPING TOOLS SHALL BE USED FOR

INSTALLATION

2. CONNECTORS SHALL BE CORRECTLY TORQUED WITH MANUFACTURER

APPROVED CALIBRATED TORQUE WRENCH.

3. IF OFFERED BY THE MANUFACTURER, ALL INSTALLERS SHALL BE CERTIFIED

BY MANUFACTURER. IF NOT OFFERED, TRAINING BY MANUFACTURER SHALL

BE ARRANGED AND DOCUMENTED FOR ALL INSTALLERS.

ii. UNDER NO CIRCUMSTANCE SHALL PV WIRE CONNECTORS OF ONE BRAND OR

STYLE BE CROSS-CONNECTED WITH A CONNECTOR OF ANOTHER BRAND OR

STYLE UNLESS LISTED AND IDENTIFIED FOR INTERMATABILITY, APPROVED IN

WRITING BY BOTH MANUFACTURERS, AND APPROVED IN WRITING BY THE

ENGINEER.

iii. ALL WIRE CONNECTORS SHALL BE LISTED FOR THE WIRE SIZES USED.

iv. CONNECTORS SHALL BE KEPT FREE OF DEBRIS AND MOISTURE AT ALL TIMES

WITH SEALING CAPS OR DUST CAPS UNTIL SECURELY MATED.

v. INSPECT EVERY CONNECTOR FOR DAMAGE PRIOR TO CONNECTION.

CONNECTORS WITH DAMAGE TO THE SEALING OR MATING SURFACES SHALL BE

REPLACED

b. PV WIRE MANAGEMENT

i. BALLASTED ROOF APPLICATIONS: ROW TO ROW JUMPERS SHALL BE PLACED IN

CONDUIT OR CABLE TRAY TO PROTECT AGAINST DIRECT SUNLIGHT AND FOOT

TRAFFIC.

ii. FOR ALL ROOF APPLICATIONS, CONDUCTORS SHALL BE PROTECTED FROM

DIRECT SUNLIGHT.

iii. WIRE MANAGEMENT SHALL BE CLEAN AND WORKMANLIKE:

1. USE RACKING MANUFACTURER APPROVED WIRE MANAGEMENT SOLUTION

OR ENGINEER APPROVED EQUIVALENT.

2. UV STABILIZED NYLON CABLE TIES MAY BE USED TO SUPPLEMENT METAL

CLIPS BUT SHALL NOT BE USED AS THE PRIMARY WIRE MANAGEMENT

SYSTEM.

3. NON-UV STABILIZED NYLON CABLE TIES SHALL NOT BE USED.

4. CABLE TIES SHALL NOT BE OVER-TENSIONED TO THE POINT WHERE THE

WIRE IS INDENTED.

5. WIRES SHALL BE ROUTED TO AVOID SHARP EDGES, ROUGH SURFACES,

MOVING PARTS OF RACKING SYSTEMS.

6. PV WIRE SHALL NOT BE EXPOSED TO DIRECT SUNLIGHT.

iv. CONNECTORS SHALL NOT BE IN DIRECT CONTACT WITH MODULE BACKSHEET.

v. INSTALL STRAIN RELIEF DEVICES WHENEVER NECESSARY FOR CABLE LONGEVITY.

vi. UTILITZE “GOOSENECK” RACEWAY ENTRIES OR “WEATHER HEADS” TO FACILITATE

PV SOURCE CIRCUITS INTO RACEWAYS OR ENCLOSURES. SOURCE CIRCUITS

SHALL UTILIZE A DRIP LOOP PRIOR TO ENTERING THE “WEATHER HEAD”.

vii. BEND RADIUS OF PV WIRE SHALL BE MAINTAINED AT ALL POINTS.

c. SPARE UNSTRINGED (DUMMY) MODULES

i. SPARE OR UNSTRINGED (DUMMY) MODULES SHALL HAVE OUTPUT WIRING

CONNECTORS SHORT-CIRCUITED (CONNECTED TOGETHER) TO PREVENT

INGRESS OF DIRT/DUST OR MOISTURE. CONNECTION SHALL BE CORRECTLY

TORQUED.

4. TESTING

a. PV WIRE — PERFORM ACCEPTANCE TESTING PER ANSI/NETA 7.3.3

SECTION 26 43 13 — TYPE 2 SURGE PROTECTION DEVICES (SPD)

1. SUBMITTALS: REQUIRED

2. GENERAL CHARACTERISTICS:

1. REFERENCE STANDARDS: UL 1449, TYPE 2; UL 1283.

2. MCOV: NOT LESS THAN 125 PERCENT OF NOMINAL SYSTEM VOLTAGE FOR 208Y/120 V AND

120/240 V POWER SYSTEMS, AND NOT LESS THAN 115 PERCENT OF NOMINAL SYSTEM VOLTAGE

FOR 480Y/277 V POWER SYSTEMS.

3. PEAK SURGE CURRENT RATING: MINIMUM SINGLE-PULSE SURGE CURRENT WITHSTAND RATING

PER PHASE MUST NOT BE LESS THAN 100 KA. PEAK SURGE CURRENT RATING MUST BE

ARITHMETIC SUM OF THE RATINGS OF INDIVIDUAL MOVS IN A GIVEN MODE.

4. PROTECTION MODES AND UL 1449 VPR FOR GROUNDED WYE CIRCUITS WITH 480Y/277 V, THREE-

PHASE, FOUR-WIRE CIRCUITS MUST NOT EXCEED THE FOLLOWING:

1. LINE TO NEUTRAL: 1200 V FOR 480Y/277 V.

2. LINE TO GROUND: 1200 V FOR 480Y/277 V.

3. NEUTRAL TO GROUND: 1200 V FOR 480Y/277 V.

4. LINE TO LINE: 2000 V FOR 480Y/277 V.

1. PROTECTION MODES AND UL 1449 VPR FOR 240/120 V, SINGLE-PHASE, THREE-

WIRE CIRCUITS MUST NOT EXCEED THE FOLLOWING:

1. LINE TO NEUTRAL: 700 V.

2. LINE TO GROUND: 700 V.

3. NEUTRAL TO GROUND: 700 V.

4. LINE TO LINE: 1200 V.

5. SCCR: EQUAL OR EXCEED 100 KA.

6. IN RATING: 20 KA.

2. OPTIONS:

1. INCLUDE LED INDICATOR LIGHTS FOR POWER AND PROTECTION

STATUS.

2. INCLUDE INTERNAL THERMAL PROTECTION THAT DISCONNECTS THE

SPD BEFORE DAMAGING INTERNAL SUPPRESSOR COMPONENTS.

3. INCLUDE NEMA ICS 5, DRY FORM C CONTACTS RATED AT 2 A AND 24

V(AC) FOR REMOTE MONITORING OF PROTECTION STATUS.

4. INCLUDE SURGE COUNTER.

5. ENCLOSURES

1. INDOOR ENCLOSURES: TYPE 1.

2. OUTDOOR ENCLOSURES: TYPE 3R.

a. INTEGRAL PRIMARY FUSING. BAY-O-NET FUSES WITH BACKUP CURRENT-LIMITING FUSES.

DRIP SHIELD BELOW BAY-O-NET FUSE HOUSINGS.

b. UNDER-OIL LOAD-BREAK PRIMARY SWITCH. SWITCH CONFIGURATION PER DRAWINGS.

c. FOUR TOTAL TAPS. TWO 2.5% TAPS ABOVE RATED VOLTAGE, AND TWO 2.5% TAPS BELOW

RATED VOLTAGE.

d. MINIMUM EFFICIENCY TO MEET CURRENT ENERGY CODE AND/OR DOE.

e. DUPLICATE NAMEPLATE ON OUTSIDE OF TRANSFORMER THAT CAN BE VIEWED WITHOUT

OPENING EQUIPMENT DOORS.

f. TEMPERATURE RISE: 65 DEGREES OVER 30 DEGREES AVERAGE / 40 DEGREES MAX.

AMBIENT.

g. GROUNDING PADS ON HIGH-VOLTAGE AND LOW-VOLTAGE SIDES OF COMPARTMENT.

h. INSULATING FLUID SHALL BE LESS FLAMMABLE SEED-OIL BASED FLUID.

i. ACCESSORIES: OIL SAMPLING PORT, LIQUID-LEVEL GAUGE.

MAIN DISTRIBUTION SWITCHBOARD,1200 A,480Y/277V,3Ø,4W+G

500.0 kVA

0Y

/2

V

"ACC1",600 A,480Y/277V,3Ø,4W+G,22K SCCR,NEMA 3R

INVERTER-A

SUNNY TRIPOWER CORE1 50-US

INVERTER-B

SUNNY TRIPOWER CORE1 50-US

INVERTER-C

SUNNY TRIPOWER CORE1 50-US

NEMA 3R

ALSOENERGY

DAS

INVERTER-D

SUNNY TRIPOWER CORE1 50-US

INVERTER-E

SUNNY TRIPOWER CORE1 50-US

INVERTER-F

SUNNY TRIPOWER CORE1 50-US

"ACC2",400 A,480Y/277V,3Ø,4W+G,22K SCCR,NEMA 3R

NEMA 3R

SOLAR EDGE

ONE

INVERTER-G

SE120KUS (120KW)

INVERTER-H

SE40KUS (40KW)

N G

M

EXISTING

UTILITY

METER

EXISTING MAIN

DISTRIBUTION

SWITCHBOARD LOCATED

ON NORTH SIDE BUILDING

EXTERIOR

EXISTING UTILITY

TRANSFORMER

PV SYSTEM

DISCONNECT

(1 OF 2)

FSW1, 200K SCCR

600V, NEMA 3R

100A/3P

SPD

#10 PV WIRES,

EGC SHALL BE:

#6 (EXPOSED)

#10 (IN CONDUIT)

CARPORT 1

100A/3P

EXISTING

CT CABINET

IRRADIANCE SENSOR

ATTACH TO PV MODULE PER MFR

INSTRUCTIONS.

JJ

3/4"- (1) BELDEN 3109A

600AS

500AF

C1

B1

100A/3P

15A/3P

3/4"-11#12,1#12G

BACK OF MODULE

TEMPERATURE SENSOR.

INSTALL PER MFR

INSTRUCTIONS.

3M FACTORY SUPPLIED WIRE

(DO NOT SHORTEN)

3/4" - 2PR #22AWG TSP

3#12

6#12

500A:0.33V

(E) UTILITY FEEDER

PANEL 'DP'

600AS

600AF

400AS

400AF

400AS

400AF

T1 & PANEL 'P'

ATS #2

GENERATOR FEED

PV SYSTEM

DISCONNECT

(2 OF 2)

FSW2, 200K SCCR

600V, NEMA 3R

400AS

300AF

UTILITY MUST APPROVE

LOCATION OF INTERCONNECT

IN CT SECTION

100A/3P 100A/3P

#6 CU BARE BOND

TO STRUCTURE

100A/3P 500AT/3P

600AF/3P

CARPORT 2

#6 CU BARE BOND

TO STRUCTURE

#6 CU BARE BOND

TO STRUCTURE

#6 CU BARE BOND

TO STRUCTURE

#6 CU BARE BOND

TO STRUCTURE

#6 CU BARE BOND

TO STRUCTURE

200A/3P

SPD

IRRADIANCE SENSOR

ATTACH TO PV MODULE PER MFR

INSTRUCTIONS.

JJ

15A/3P

3/4"-9#12,1#12G

BACK OF MODULE

TEMPERATURE SENSOR.

INSTALL PER MFR

INSTRUCTIONS.

3M FACTORY SUPPLIED WIRE

(DO NOT SHORTEN)

3/4" - 2PR #22AWG TSP

3#12

6#12

300A:0.33V

70A/3P

#6 CU BARE BOND

TO STRUCTURE

#6 CU BARE BOND

TO STRUCTURE

ROOFTOP ARRAY

#10 PV WIRES,

EGC SHALL BE:

#6 (EXPOSED)

#10 (IN CONDUIT)

3/4"- (1) BELDEN 3109A

A1

A2

A3

C2

B2

15A/2P

2#12

3/4"- (1) CAT 6

3/4"- (1) BELDEN 3109A

3/4"- (1) BELDEN 3109A

3/4"- (1) BELDEN 3109A

3/4"- (1) BELDEN 3109A

3/4"- (1) BELDEN 3109A

GENERAL NOTES

A. EACH INVERTER FIRMWARE SHALL BE UPDATED TO LATEST VERSION

B. ALL INVERTERS SHALL BE EQUIPPED WITH A 30A STRING FUSE.

C. SET INVERTER POWER FACTOR AS FOLLOWS:

ALL INVERTERS: 1 (UNITY)

SYSTEM AGGREGATE AVERAGE POWER FACTOR = 1 (UNITY)

D. ALL INVERTERS TO BE UL1741 COMPLIANT

E. STRING NUMBERING IS PER THE FOLLOWING FORMAT:

”XY”, WHERE

X = UNIQUE INVERTER IDENTIFIER (ALPHA)

Y = SEQUENTIAL NUMBER FOR EACH STRING ON A PARTICULAR INVERTER,

BEGINNING WITH 1 FOR STRING 1 OF MPPT 1.

F. GROUNDING ELECTRODES MAY CONSIST OF GROUND PLATES WHERE GROUND

RODS ARE NOT POSSIBLE. GROUND PLATES SHALL BE BURIED AT MINIMUM 30"

BELOW FINISHED SURFACE LEVEL. CONTACT THE ENGINEER IF 30" COVER IS NOT

ACHIEVABLE.

G. PV MODULES SHALL BE ATTACHED TO THE CANOPY STRUCTURE USING BURNDY

WEEB OR APPROVED EQUIVALENT LISTED WASHERS THAT PROVIDE A LISTED

BONDING PATH BETWEEN MODULE AND STRUCTURE. WASHERS SHALL BE INSTALLED

PER MANUFACTURER INSTALLATION INSTRUCTIONS

H. ALL PV STRING CONDUCTORS SHALL BE UL 4703 PV WIRE. CONDUCTOR RUNS TO AND

BETWEEN ARRAYS SHALL USE THE FOLLOWING CONDUIT SIZES AND GROUNDING

CONDUCTOR:

a. MAXIMUM OF (2) PV SOURCE CIRCUITS PER 1" CONDUIT

b. MAXIMUM OF (4) PV SOURCE CIRCUITS PER 1 1/4" CONDUIT

EACH CONDUIT SHALL CONTAIN 1#10 COPPER GROUNDING CONDUCTOR

CT PRIMARY CURRENT 500A

CT WINDOW ACCOMODATE (2) #250 KCMIL PER CT

DAS POWER SUPPLY 277V, 3Ø

DATA ACQUISITION SYSTEM SCHEDULE

VENDOR ALSO ENERGY

CT PRIMARY CURRENT 300A

CT WINDOW ACCOMODATE (1) #350 KCMIL PER CT

DAS POWER SUPPLY 480V, 3Ø

DATA ACQUISITION SYSTEM SCHEDULE

VENDOR SOLAREDGE

CHECKED:

DRAWN:

JOB NO:

PROJECT:

SHEET NUMBER:

CONSULTANTS:

REGISTRATION:

ISSUES:

DESIGNED:

www.mckinstry.com

SEATTLE:

5005 3RD AVENUE S

PO BOX 24567

SEATTLE, WA 98124

1-800-669-6223

McKINSTRY ESSENTION, LLC

NOT FOR CONSTRUCTION

SHEET TITLE:

ISSUED ON:

ISSUE:

8/

/2

:4 4:

A

M A ut od es k

D oc s:

//S al t L ak e

C ity

S D

S ol ar

P V

/S

LC

S D

-A ux ili ar yS er vi ce s_ M

C K

_E N

G _E

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-R

.rv t

NS

DW

209603-003

E-020

SALT LAKE CITY

SD - AUXILIARY

SERVICES

NS, DW

995 W BEARDSLEY PL,

SALT LAKE CITY, UT

INTERCONNECT

ONE-LINE DIAGRAM

SCALE: NTSE-020

1 INTERCONNECT ONE-LINE

KEYNOTES

1 CONTRACTOR TO VERIFY THE VIABILITY OF THIS INTERCONNECT STRATEGY BEFORE

BID. REPORT FINDINGS WITH RELEVANT PHOTOS BACK TO ENGINEER.

2 REFER "INVERTER LOADING AND STRINGING SUMMARY" SCHEDULE FOR STRINGING

DISTRIBUTION PER MPPT CHANNEL OF EACH INVERTER.

3 PV ARRAY AND ASSOCIATED RACKING SHALL BE ELECTRICALLY CONTINUOUS. EACH

ARRAY SHALL BE BONDED TO SYSTEM GROUND WITH #6 (EXPOSED) OR #10 (IN

CONDUIT) EQUIPMENT GROUNDING CONDUCTOR. INTERCONNECTIONS BETWEEN

RACKING SECTIONS OR COMPONENTS SHALL EITHER:

a. PROVIDE AN EFFECTIVE BONDING PATH PER NEC 690.43 AND REFERENCED

ARTICLES OR

b. BE BRIDGED WITH A #6 COPPER BONDING JUMPER.

4 PV SYSTEM DISCONNECTING MEANS SHALL BE LOCKABLE VISIBLE BREAK TYPE PER

UTILITY REQUIREMENTS AND SHALL BE RATED FOR BACKFEED.

5 REFER DETAIL 1 IN SHEET E-500 FOR A SCHEMATIC DIAGRAM OF DATA ACQUISITION

SYSTEM.

NO DATE DESCRIPTION

08/07/2026 ISSUED FOR INTERCONNECT

C2 192.59 240.74 300 1 3" RMC 3 CU THHN/THWN/THWN-2 350 CU 2 CU 2 15 0.1% 15 0.1%

C1 384.00 480 500 2 2 1/2" RMC 3 CU THHN/THWN/THWN-2 250 CU 2 CU 2 40 0.2% 40 0.2%

B2 192.59 240.74 300 1 3" RMC 3 CU THHN/THWN/THWN-2 350 CU 4 CU 4 150 0.6% 150 0.6%

B1 384.00 480 500 2 2 1/2" PVC Sch-80 3 CU THHN/THWN/THWN-2 250 CU 2 CU 2 220 1.0% 220 1.0%

A3 48.25 60.32 70 1 1" RMC 3 CU THHN/THWN/THWN-2 6 CU N/A CU 8 10 0.1% 10 0.1%

A2 144.34 180.43 200 1 2" RMC 3 CU THHN/THWN/THWN-2 3/0 CU N/A CU 6 10 0.0% 10 0.0%

A1 64.00 80 100 1 1 1/2" PVC Sch-80 3 CU THHN/THWN/THWN-2 1 CU N/A CU 8 300 1.1% 150 0.5%

TAG FLA (A) FLA*1.25 (A)

OCPD

RATING

# PARALLEL

CONDUITS

CONDUIT SIZE

# PHASE

CONDUCTORS

PER CONDUIT

PHASE

CONDUCTOR

CONDUCTOR INSULATION

PHASE

CONDUCTO

R SIZE

NEUTRAL

NEUTRAL

SIZE

GROUND

GROUND

SIZE

LENGTH

[FT, MAX]

VOLTAGE

DROP

[MAX]

LENGTH

[FT, AVE]

VOLTAGE

DROP

[AVE]

FEEDER TABLE

MadelynS Line

MadelynS Line

MadelynS Line

MadelynS Line

MadelynS Line

MadelynS Line

MadelynS Text Box SUNNY TRIPOWER X 70-US 50kW

MadelynS Text Box SUNNY TRIPOWER X 70-US 50kW

MadelynS Text Box SUNNY TRIPOWER X 70-US 50kW

MadelynS Text Box SUNNY TRIPOWER X 70-US 50kW

MadelynS Text Box SUNNY TRIPOWER X 70-US 50kW

MadelynS Text Box SUNNY TRIPOWER X 70-US 50kW

JOB NO:

PROJECT:

SHEET NUMBER:

CONSULTANTS:

REGISTRATION:

ISSUES:

DESIGNED:

www.mckinstry.com

SEATTLE:

5005 3RD AVENUE S

PO BOX 24567

SEATTLE, WA 98124

1-800-669-6223

McKINSTRY ESSENTION, LLC

NOT FOR CONSTRUCTION

SHEET TITLE:

ISSUED ON:

ISSUE:

8/

/2

:4 4:

A

M A ut od es k

D oc s:

//S al t L ak e

C ity

S D

S ol ar

P V

/S

LC

S D

-A ux ili ar yS er vi ce s_ M

C K

_E N

G _E

LE

C

_P V

-R

.rv t

NS

DW

209603-003

E-021

SALT LAKE CITY

SD - AUXILIARY

SERVICES

NS, DW

995 W BEARDSLEY PL,

SALT LAKE CITY, UT

CALCULATIONS

AND EQUIPMENT

INFORMATION

NOTES:

S SOLAR 318.000 kVA 125.00% 397.500 kVA DEMAND: 478.12 A

K KITCHEN 0.000 kVA 0.00% 0.000 kVA DEMAND LOAD: 397.500 kVA

C COOLING 0.000 kVA 0.00% 0.000 kVA

H HEATING 0.000 kVA 0.00% 0.000 kVA

E EQUIPMENT 0.000 kVA 0.00% 0.000 kVA

L LIGHTING 0.000 kVA 0.00% 0.000 kVA CONNECTED LOAD: 318.000 kVA

R RECEPTACLE 0.000 kVA 0.00% 0.000 kVA

LOAD CLASSIFICATION CONNECTED LOAD: DEMAND FACTOR: DEMAND LOAD: TOTALS

CONNECTED LOAD: 382.49 A

8 INVERTER F 3 100 100 53.000 kVA

7 INVERTER E 3 100 100 53.000 kVA

6 INVERTER D 3 100 100 53.000 kVA

5 INVERTER C 3 100 100 53.000 kVA

4 INVERTER B 3 100 100 53.000 kVA

3 INVERTER A 3 100 100 53.000 kVA

2 ALSOENERGY DAS ENCLOSURE 1 100 15 0.000 kVA

1 CT VOLTAGE REFERENCE 3 100 15 0.000 kVA

CKT LOAD DESCRIPTION POLES

OPD

FRAME

OPD TRIP

LOAD

(kVA)

REMARKS

MTG / ENCL: PAD/NEMA 3R SPD: Yes BUS RATING: 600 A MCB RATING: 500AT

SUPPLY FROM: MSBA GROUND BUS: Yes BUS MATERIAL: CU MAINS TYPE: MCB

LOCATION: OUTSIDE/PARKING SYSTEM: 480V,3Ø,3W+G SCCR: 22 kA

PANEL: ACC1 SALT LAKE CITY SD - AUXILIARY SERVICES

PV MODULE SPECIFICATION STRING INVERTER SPECIFICATION (ROOFTOP)STRING INVERTER SPECIFICATION (CARPORT)PV INVERTER SPECIFICATION (ROOFTOP)

NO DATE DESCRIPTION

08/07/2026 ISSUED FOR INTERCONNECT

RECOMMENDED MINIMUM STRING LENGTH FOR MAX POWER @TMAX 13

MAXIMUM STRING LENGTH 17

DC SYSTEM VOLTAGE 1000

INVERTER MPP MINIMUM VOLTAGE 500

INVERTER MODEL SELECTED SMA CORE1 50-US

INVERTER SELECTION & ACCEPTABLE STRING LENGTHS

MINIMUM STRING FUSE SIZE (A) 25

NEC 690.8(B) SOURCE CIRCUIT MINIMUM SIZE 21.78

NEC 690.8(A)(1)(a) MAXIMUM PV SYSTEM CIRCUIT CURRENT 17.43

# PARALLEL STRINGS 1

NEC 690.8(A)(1)(a) SOURCE CIRCUIT METHOD (1) 125% method

SOURCE CIRCUIT SIZING AND STRING FUSING

Pmp @ TMAX (W) 520.44 Vmp (@TMAX) (APPROX) 38.53 Imp (@TMAX) 13.55 Isc (@ TMAX ) 14.22 Voc MAX (V) (@ TMIN ) 57.54

TMAX TEMPERATURE RISE OVER STC ( °C) 44.3

TMAX AFTER TEMPERATURE ADJUSTMENT ( °C) 69

MODULE TEMPERATURE RISE ( °C) Carport Fixed Tilt 30

TMIN (PER ASHRAE FUNDAMENTAL 2017 AT EXTREME MIN) ( °C) -14.5

TMAX (PER ASHRAE FUNDAMENTALS 2017 AT 2% AVG.) ( °C) 39.3

TILT 5 °

AZIMUTH 180 °

SITE SPECIFIC - DESIGN CRITERIA SALT LAKE CITY INTL

TEMP. COEFFICIENT OF OF Pmp (%/ °C) -0.3 TEMP. COEFFICIENT OF Voc (%/ °C) -0.25 TEMP. COEFFICIENT OF Isc (%/ °C) 0.046 Imp (A) 13.28 Isc (A) 13.94 Vmp (V) 44.43 Voc (V) 52.37

MAX. POWER (W) 590

MODULE SEG SOLAR SEG-590-BTA-BG

STC MODULE PARAMETERS (1000 W/m^2, 25 ° C, AM1.5G)

DESIGN PARAMETERS (CARPORT)

MAXIMUM STRING LENGTH (PV MODULES) 3 STRINGS OR MORE 38

MAXIMUM STRING LENGTH (PV MODULES) 2 STRINGS OR LESS 29

MINIMUM STRING LENGTH (PV MODULES) 29

MAXIMUM ALLOWED CONNECTED POWER PER STRING (W) 3 STRINGS OR... 23000

MAXIMUM ALLOWED CONNECTED... 17550

MAX. DIFFERENCE IN # OF POWER... 5

MAXIMUM DC POWER (MODULE STC, W) PER INVERTER 70000

INVERTER MODEL SELECTED SE40KUS

INVERTER SELECTION & ACCEPTABLE STRING LENGTHS

MAXIMUM STRING LENGTH (PV MODULES) 3 STRINGS OR MORE 38

MAXIMUM STRING LENGTH (PV MODULES) 2 STRINGS OR LESS 29

MINIMUM STRING LENGTH (PV MODULES) 18

MAXIMUM ALLOWED CONNECTED POWER PER STRING (W) 3 STRINGS OR... 23000

MAXIMUM ALLOWED CONNECTED... 17550

MAX. DIFFERENCE IN # OF POWER... 5

MAXIMUM DC POWER (MODULE STC, W) PER SYNERGY UNIT 70000

INVERTER MODEL SELECTED SE120KUS

INVERTER SELECTION & ACCEPTABLE STRING LENGTHS

MINIMUM STRING FUSE SIZE (A) 40

NEC 690.8(B) SOURCE CIRCUIT MINIMUM SIZE 30.00

NEC 690.8(A)(2) MAXIMUM PV SYSTEM CIRCUIT CURRENT (OPTIMIZER Imax) 24.00

# PARALLEL STRINGS 1

NEC 690.8(A)(1)(a) SOURCE CIRCUIT METHOD (1) 125% method

SOURCE CIRCUIT SIZING AND STRING FUSING

MODULE MAX POWER (TWO (2) MODULES) 1180

MODULE Voc MAX (@TMIN) W/TWO (2) MODULES IN SERIES 115.08 MODULE Isc (@ TMAX) 14.22 MAXIMUM OUTPUT VOLTAGE Vmax 60 MAXIMUM OUTPUT CURRENT Imax 24 MAXIMUM INPUT SHORT CIRCUIT CURRENT Isc 20.00 MAXIMUM INPUT VOLTAGE Voc MAX 80.00

MAX. INPUT POWER (W) 650

OPTIMIZER SOLAREDGE C651

POWER OPTIMIZER

Pmp @ TMAX (W) 520.44 Vmp (@TMAX) (APPROX) 38.53 Imp (@TMAX) 13.55 Isc (@ TMAX ) 14.22 Voc MAX (V) (@ TMIN ) 57.54

TMAX TEMPERATURE RISE OVER STC ( °C) 44.3

TMAX AFTER TEMPERATURE ADJUSTMENT ( °C) 69

MODULE TEMPERATURE RISE ( °C) Rooftop Fixed Tilt 30

TMIN (PER ASHRAE FUNDAMENTAL 2017 AT EXTREME MIN) ( °C) -14.5

TMAX (PER ASHRAE FUNDAMENTALS 2017 AT 2% AVG.) ( °C) 39.3

TILT…