202606019549MechPE.pdf

PDF 2 MB Posted

Attached to
Chiller Replacement
Solicitation number
26-CD-029
Issued by
Pinellas County, Florida

About this file

This is a mechanical engineering design document prepared by Phoenix Engineering Group for the Pinellas County School District's chiller replacement project in Florida. The project involves the installation of a water-cooled screw chiller system (CH-2) with a capacity of 249.6 tons, utilizing R513A refrigerant and variable frequency drive (VFD) control. The system includes a York YVWAM2M4FE chiller unit weighing 11,982 pounds, supplemented by a ductless split system (DSI-1/DSO-1) for tempering with 12 MBH cooling capacity using R-454B refrigerant. The design specifications detail comprehensive piping schedules for chilled water, condenser water, refrigerant, and condensate systems, with primary and secondary pumps (CHWP-2, CHWP-2A, and SCHWP-1) specified for circulation. The sealed electronic bid submission deadline is 4:00 p.m. on Friday, July 10, 2026, through the Pinellas County Schools e-Procurement Portal at https://procurement.opengov.com/portal/PCSB.

The engineering specifications establish detailed requirements for system components, including insulation materials and thicknesses, pipe support and hanger configurations, and refrigerant charge monitoring in compliance with Florida Building Code and Florida Fire Prevention Code standards. The design incorporates safety features such as rupture disc assemblies, relief piping, refrigerant detection and alarm systems, and emergency ventilation requirements. Materials specified include Schedule 40 steel pipe with welded connections for primary systems, copper tubing for refrigerant and condensate lines, and flexible elastomeric insulation with aluminum jackets. The document does not specify pricing, funding sources, or set-aside information; these details would be contained in the associated bid solicitation documents available through the Pinellas County Schools e-Procurement Portal.

View the file

Other files

File Type Posted
202606229549PreBidsigninsheetDunedinHS.pdf PDF
202606019549PESPECS.pdf PDF
BidProtestProcedure_2.pdf PDF
ChillerReplacement_1.pdf PDF
202606019549CVRPE.pdf PDF
202606019549ElecPE.pdf PDF
InsuranceSpecificationsforContractors_1.pdf PDF

On GovTribe

Work with this file

  • Download the original file
  • Contacts named in this file
  • Similar government files
  • Ask GovTribe AI about this file

Text version

Suite 102 www.phoenixeng.us t.813.963.0888 f.866.335.0109

Engineering License No. 26858

10012 N. Dale Mabry

Tampa, FL 33618

PHOENIX

ENGINEERING GROUP

Mechanical Electrical Plumbing Fire Protection Process Construction Administration

TM

8" ø

8" ø

8"ø

8" ø

Suite 102 www.phoenixeng.us t.813.963.0888 f.866.335.0109

Engineering License No. 26858

10012 N. Dale Mabry

Tampa, FL 33618

PHOENIX

ENGINEERING GROUP

Mechanical Electrical Plumbing Fire Protection

8" ø

8" ø

8"ø

8" ø

Suite 102 www.phoenixeng.us t.813.963.0888 f.866.335.0109

Engineering License No. 26858

10012 N. Dale Mabry

Tampa, FL 33618

PHOENIX

ENGINEERING GROUP

Mechanical Electrical Plumbing Fire Protection t.813.963.0888 f.866.335.0109

Engineering License No. 26858

10012 N. Dale Mabry

Tampa, FL 33618

PHOENIX

ENGINEERING GROUP

Mechanical Electrical Plumbing Fire Protection Process Construction Administration

TMWATER COOLED SCREW CHILLER DATA (OWNER PRE-PURCHASED, CONTRACTOR INSTALLED)

NUMBER SYSTEM/SERVING TYPE REFRIGERANT

TYPE

CAP

TONS

CHILLED WATER CONDENSER ELECTRICAL

STARTER

TYPE

CAPACITY

CONTROL

IPLV

KW/TON

EFFICIENCY AT DESIGN POINTS (KW/TON)

BASIS OF DESIGN

OVERALL DIMENSIONS TOTAL

OPERATING

WT/LBS

NOTES

GPM EWT °F LWT °F PD FT FOULING

FACTOR GPM EWT °F LWT °F PD FT FOULING

FACTOR

UNIT

KW MCA MOCP V-PH-HZ 100% 75% 50% 25% LENGTH WIDTH HEIGHT

CH-2 CAMPUS CHW VARIABLE SPEED SCREW R513A 249.6 597.2 53.0 43.0 18.7 0.0001 787.5 85.0 94.3 16.1 0.00025 190.4 303.2 400 460-3-60 VFD VFD 0.3644 0.763 0.555 0.4 0.404 YORK YVWAM2M4FE 14'-4" 4'-7" 6'-0" 11,982 1

NOTES:

1. INFORMATION FOR REFERENCE. REFER TO SUBMITTAL FOR OWNER FURNISHED EQUIPMENT.

DUCTLESS SPLIT SYSTEM

NUMBER SYSTEM/SERVING

CAP.

COOLING

MBH.

CAP.

COOLING

SENS.

AIR

FLOW

CFM

REFRIGERANT

SEER2

ELECTRICAL DATA

BASIS OF DESIGN

TOTAL

OPERATING

WT/LBS

NOTES

TYPE V-PH-HZ

MCA

MOCPOUTDOOR

UNIT

INDOOR

UNIT

DSI-1/DSO-1 CEP TEMPERING 12 12 375 R-454B 21.1 208-1-60 16 - 20 PKA-A12/PUY-A12 28/99 1-3

NOTES:

1. PROVIDE WITH: PROGRAMMABLE THERMOSTAT WITH WIRED REMOTE CONTROLLER, HANGING KIT, INTEGRAL CONDENSATE PUMP KIT AND HARD WIRED UNIT CONTROLLER.

2. PROVIDE REFRIGERANT PIPING AND ACCESSORIES RECOMMENDED BY THE EQUIPMENT MANUFACTURER.

3. PROVIDE 5 YEAR COMPRESSOR WARRANTY.

PIPE APPLICATION SCHEDULE

SYSTEM

DESIGNATION

DESCRIPTION

PIPING

DESIGNATION

PIPE

SIZE

INSULATION

COMMENTS

TYPE THICKNESS

CHW CHILLED WATER ST1 4" AND OVER CG1 2"

CW CONDENSER WATER ST1 4" AND OVER

REFRIGERANT PIPING CU1 ALL FE1 1"

COND. AIR CONDITIONING CONDENSATE CU2 ALL FE1 1" INSULATION NOT REQUIRED FOR OUTDOOR INSTALLATIONS

HVAC PIPING SCHEDULE

PIPING

DESIGNATION

PIPE MATERIAL FITTINGS JOINTS VALVES

CU1 COPPER TUBE, ASTM B 280, TYPE ACR WROUGHT-COPPER FITTINGS CONFORMING TO ASME B16.22.

SOLDER FILLER METALS CONFORMING TO ASTM B 32. USE 95-5 TIN ANTIMONY OR ALLOY HB SOLDER TO JOIN COPPER SOCKET FITTINGS ON COPPER PIPE. INCLUDE WATER-FLUSHABLE FLUX ACCORDING TO ASTM B813

BRAZING FILLER METALS CONFORMING TO AWS A5.8, BCuP SERIES, FOR JOINING COPPER WITH COPPER. OR BAg-1, SILVER

ALLOY FOR JOINING COPPER WITH BRONZE OR STEEL.

NONE

CU2 TYPE DWV COPPER TUBING, SEAMLESS, ASTM B 306. COPPER, SEAMLESS, PRESSURE FITTINGS, SOLDER JOINT ENDS, WROUGHT PER ASME/ANSI B16.22 OR

CAST PER ANSI B16.18.

SOLDER FILLER METALS CONFORMING TO ASTM B 32. USE 95-5 TIN ANTIMONY OR ALLOY HB SOLDER TO JOIN COPPER

SOCKET FITTINGS ON COPPER PIPE.

NONE

ST1

SCHEDULE 40 STEEL PIPE, ASTM A 53/A 53M, BLACK STEEL WITH

PLAIN ENDS.

WROUGHT-STEEL FITTINGS AND WROUGHT-CAST OR FORGED-STEEL FLANGES AND FLANGE FITTINGS, AND WELDED AND FLANGED JOINTS.

WELDING FILLER METALS: COMPLY WITH AWS D10.12/D10.12M FOR WELDING MATERIALS APPROPRIATE FOR WALL

THICKNESS AND CHEMICAL ANALYSIS OF STEEL PIPE BEING WELDED.

BUTTERFLY: 300 PSI BIDIRECTIONAL, BRONZE PER CDA 836 (85-5-5-5), CAST BRONZE BODY, DUCTILE IRON DISC (LINED WITH EITHER EPDM

OR NITRILE COATING PER ENGINEER SPECIFICATION), STAINLESS STEEL STEM, LUG STYLE.

SWING CHECK: MSS SP-80, CLASS 125, ASTM B-62 BRONZE BODY, HORIZONTAL SWING, BRONZE DISC, THREADED ENDS.

INSULATION SCHEDULE

TYPE MATERIAL LOCATION JACKET BASIS OF DESIGN COMMENTS

FE1

FLEXIBLE

ELASTOMERIC

INTERIOR NONE ARMACELL, LLC ARMAFLEX PIPING INSULATION REINFORCED LAP SEAL IF SPLIT

EXTERIOR

ALUMINUM (STUCCO

EMBOSSED w/STAINLESS

STEEL BANDS) OR ALUMAGUARD PEEL

AND STICK

ARMACELL, LLC ARMAFLEX PIPING INSULATION REINFORCED LAP SEAL IF SPLIT

CG1

CELLULAR

GLASS

INTERIOR ASJ

PITTSBURGH CORNING FOAMGLASS SUPER K PIPE

INSULATION

PREFORMED

EXTERIOR

OR EXPOSED

INTERIOR BELOW 8'

AFF

NOTE 4

ASJ & ALUMINUM (STUCCO

EMBOSSED w/STAINLESS

STEEL BANDS)

PITTSBURGH CORNING FOAMGLASS SUPER K PIPE

INSULATION

PREFORMED

NOTES:

1. PROVIDE UL LISTED, TESTED & INSTALLED AT R-6.0 MINIMUM, 1.00 PCF WRAP INSULATION AND A FOIL SCRIM KRAFT (FSK) VAPOR BARRIER JACKET.

2. DUCTWORK INSULATION SHALL BE TAPED AND MASTIC SEALED. NO STAPLES.

3. ALL INSULATION MUST COMPLY WITH ASTM 84 WITH A FLAME SPREAD INDEX NOT MORE THAN 25 AND A SMOKE-DEVELOPED INDEX NOT MORE THAN 50.

4. INCLUDE ALL FITTINGS, VALVES, ELBOWS AND PIPING ANCILLARIES.

REFRIGERANT INDEX

EQUIPMENT REFRIGERANT

TYPE

GROUP

MAX. CIRCUIT

CHARGE

(LB)

TOTAL

CHARGE

(LB)

THRESHOLD

PER CIRCUIT

(LB)

NOTE 1

NORMAL

VENTILATION

REQUIRED

(CFM)

NOTE 2

DESIGN/

PROVIDED BY

EMERGENCY

VENITALTION

REQUIRED

NOTE 3

DESIGN/

PROVIDED BY

CH-1 R-134a A1 1184 1184 220 662 3600 CFM / (E) EREF-1 (NOTE 4) 3440 3600 CFM / (E)EREF-1 (NOTE 4)

CH-2 R-513A A1 287 563 220 662 3600 CFM / (E) EREF-1 (NOTE 4) 1695 3600 CFM / (E)EREF-1 (NOTE 4)

NOTES:

1. THRESHHOLD REFERS TO FLORIDA FIRE PREVENTION CODE CHAPTER 53 APPLICABILITY. APPLICABILITY IS BASED ON REFRIGERANT CIRCUIT CAPACITY CONTAINING MORE THAN 220 LBS OF

GROUP A1 OR 30LBS OF ANY OTHER REFRIGERANT GROUP.

2. BASED ON FLORIDA BUILDING CODE, MECHANICAL 8TH EDITION SECTION 1105.6.3.1.

3. BASED ON FLORIDA BUILDING CODE, MECHANICAL 8TH EDITION SECTION 1105.6.3.2.

4. (E)EREF-1 AND REFRIGERANT MONITOR IS EXISTING. VERIFY OPERATION OF REFRIGERANT DETECTION AND ALARM MEETS THE FLORIDA BUILDING CODE, MECAHNICAL 8TH EDITION, THE

FLORIDA FIRE PREVENTION CODE 7TH EDITION, AND ASHRAE 15 2019 EDITION.

PUMP DATA

NUMBER SYSTEM/SERVING GPM

TDH

FEET

SIZE

MOTOR

BASIS OF DESIGN NOTES

HP RPM V-Ø-HZ

CHWP-2 CH-2 PRIMARY PUMP 600 30 5X6X9 7.5 1200 460-3-60 B&G E-1510 5BD 1

CHWP-2A CH-2 PRIMARY PUMP 600 30 5X6X9 7.5 1200 460-3-60 B&G E-1510 5BD 1

SCHWP-1 CHW SECONDARY PUMP 1380 160 5X8X14.5 75 1800 460-3-60 B&G E-HSC 1

SCHWP-1 CHW SECONDARY PUMP 1380 160 5X8X14.5 75 1800 460-3-60 B&G E-HSC 1

NOTES:

1. PROVIDE WITH TEFC, INVERTER DUTY RATED MOTOR NEMA MG-1.

EV

AP

O R

AT

O

R

6" MIN.

t.813.963.0888 f.866.335.0109

Engineering License No. 26858

10012 N. Dale Mabry

Tampa, FL 33618

PHOENIX

ENGINEERING GROUP

Mechanical Electrical Plumbing Fire Protection Process Construction Administration

TM

M-5

WATER COOLED CHILLER EVAPORATOR AND CONDENSER PIPING

NOT TO SCALE

CONDENSER

EVAPORATOR

DRAIN VALVE

DRAIN VALVE

CWR

CWS

CR

CS

GA

GA

GA

GA

20/120°

TH

0/100°

TH

0/100°

TH

20/120°

TH

MV

MV

NOTES:

1. VERIFY INLET AND OUTLET CONNECTIONS ON CHILLER

AND CONDENSER BEFORE INSTALLING PIPING

2. PROVIDE VENT AND DRAIN VALVES ON ALL CHILLER

AND CONDENSER HEADS

3. PROVIDE Y-STRAINER AT EVAPORATOR INLET PIPE.

PROVIDE MESH SIZE RECOMMENDED BY CHILLER

MANUFACTURER.

4. INSTALL FLOW SWITCHES ON HORIZONTAL PIPES

5. INSTALL PIPING SO THAT FLANGED CONNECTIONS

NEAREST CHILLER AND/OR CONDENSER CAN BE

BROKEN FOR TUBE PULLING

6. REFRIGERATION RELIEF PIPING - SIZE PER CODE

REQUIREMENT AND VENT TO ATMOSPHERE

7. CONDENSER WATER SUPPLY AND CHILLED WATER

RETURN:

BALL VALVE - UP TO 2"

BUTTERFLY VALVE - 2 1/2" AND UP

8. CONDENSER WATER RETURN AND CHILLED WATER

SUPPLY:

PLUG VALVE - UP TO 6"

BUTTERFLY VALVE - 8" AND UP

9. FLEXIBLE CONNECTION - RUBBER SPHERE

NOTE-7

NOTE-8

NOTE-8

NOTE-7

FROM CONDENSER

WATER SUPPLY

TO COOLING TOWER

TO SYSTEM

FROM CHILLED

WATER PUMP

NOTE-9

NOTE-9

NOTE-9

NOTE-9

MV

GAGA

P

D

NOTE-1: SUCTION

BALL VALVE: UP TO 2"

BUTTERFLY VALVE: 2 1/2" AND UP

NOTE-2: DISCHARGE

BALL VALVE: UP TO 2"

BUTTERFLY VALVE: 2 1/2" AND UP

* - STRAIGHT LENGTH

6" & BELOW = 12"

8" & ABOVE = 24"

VENT & DRAIN VALVES TO BE FULL

SIZE OF PUMP TAPPING

# - FLEX CONNECTION WHERE

SPECIFIED (ALWAYS USE WITH

INERTIA PAD OR SPRING ISOLATOR)

INCREASING ELBOW

WITH BASE SUPPORT

RUN PUMP BEDPLATE

DRAIN INTO FLOOR DRAIN

4" HIGH CONCRETE PAD

DRAIN VALVE

SUCTION DIFFUSER

W/ STRAINER

NOTE-1

M-5

PUMP PIPING HORIZONTAL SPLIT CASE

NOT TO SCALE

MVGA

NC

GA

CV

D

NOTE-1: SUCTION

BALL VALVE: UP TO 2"

BUTTERFLY VALVE: 2 1/2" AND UP

NOTE-2: DISCHARGE

BALL VALVE: UP TO 2"

BUTTERFLY VALVE: 2 1/2" AND UP

- STRAIGHT LENGTH

4 PIPE DIAMETERS OR 12" MINIMUM

- STRAIGHT LENGTH

5 PIPE DIAMETERS

MINIMUM OR USE

SUCTION DIFFUSER

VENT & DRAIN VALVES TO BE

FULL SIZE OF PUMP TAPPING

# - FLEX CONNECTION

SPHERE RUBBER CONNECTOR

NOTE-2

NOTE-1

BLOWDOWN VALVE.

PIPE TO DRAIN

STRAINER

ECCENTRIC REDUCER FLAT ON TOP

IF REQUIRED

RUN PUMP BEDPLATE DRAIN INTO FLOOR DRAIN

4" HIGH

CONCRETE

PAD

DRAIN VALVE

M-5

PUMP PIPING - END SUCTION

NOT TO SCALE

CBV

SUCTION DIFFUSER W/

STRAINER

NOTE-2

NOTES:

1. DRAIN ALL LOW POINTS AS INDICATED ON PLANS

2. WHERE SCALE POCKETS ARE SHOWN ON PIPE RISER DIAGRAMS

AND/OR PLANS LOCATE DRAIN AT BOTTOM OF SCALE POCKET.

ELEVATION

WELDED

PIPING

ELEVATION

THREADED

PIPING

TYPICAL WATER PIPING

REDUCER, IF REQUIRED

3/4" BALL VALVE

ADAPTER TO 3/4" HOSE

THREAD. PROVIDE

HOSE CAP NUT

M-5

WATER DRAIN VALVE CONNECTION

NOT TO SCALE

NOTE: INSTALL RUPTURE DISC

AND RELIEF VALVE PER

MANUFACTURER'S

INSTRUCTIONS.

FLASH ROOF PENETRATION

ROOF

OPTIONAL

LOCATION

ANSI

STD.

CONN.

THREADED

FLANGED

RUPTURE DISC

ASSEMBLY

FURNISHED BY

CHILLER

MANUFACTURER

INSTALLED BY

M.C.

FLANGED JOINT

OR UNION TO

PERMIT PIPING

DISASSEMBLY

FOR BURSTING

DISC SERVICE

FLEXIBLE

STEEL

CONNECTION

DRIP LEG

1/4" FL X 1/4"

NPT DRAIN

VALVE

OUTSIDE WALL

18"

M-5

REFRIGERANT RELIEF PIPING

NOT TO SCALE

INSULATION

PIPE

PIPE SADDLE

ADJUSTABLE

PIPE SADDLE

SUPPORT

3" PIPE (FOR 4" PIPE) STAND

BASED ON PIPE SIZE

4x4 BASE PLATE

BOLT TO FLOOR

NOTES:

1. SUPPLY PIPE STAND AND SADDLE

SUPPORT AS REQUIRED FOR EACH PIPE

SIZE.

2. SIZE PIPE INSULATION SHIELD TO FIT

PIPE AND INSULATION THICKNESS. SPAN

ARC SHALL BE 180 DEGREES. SIZE

SHIELDS PER TABLE IN THIS DETAIL. ALL

PIPES 8" AND LARGER SHALL INCLUDE

WOOD INSERTS.

3. INSULATION SHALL BE SEALED TO

PROVIDE CONTINUOUS VAPOR BARRIER.

4. HANGERS SHALL BE SPACED PER SPAN

TABLE IN THIS DETAIL OR LOCAL CODES,

WHICHEVER IS MORE STRINGENT.

5. INSTALL SUPPORTS SO PIPING LIVE

AND DEAD LOADS AND STRESSES FROM

MOVEMENT WILL NOT BE TRANSMITTED

TO CONNECTED EQUIPMENT.

SHIELD DIMENSIONS TABLE

PIPE DIAMETER THICKNESSLENGTH

4"

8" - 14"

1'-0" 0.06"

2'-0" 0.075"

4" - 31

2"

5" - 6"

1'-0" 0.048"

1'-6" 0.06"

SUPPORT SPAN TABLE

PIPE MATERIAL

VERTICALHORIZONTAL

MAXIMUM SPACING

COPPER TUBING - 11

2" AND LARGER

STEEL PIPE

10'-0" 10'-0"

12'-0" 15'-0"

COPPER TUBING - 11

4" AND SMALLER 6'-0" 10'-0"

M-5

FLOOR MOUNTED PIPE SUPPORT

NOT TO SCALE

SIDE VIEW

TRAPEZE HANGER FOR UP TO 1000 LB.

UNIFORM LOAD

1" MAX.

ADJUSTABLE CLEVIS HANGER ADJUSTABLE CLEVIS HANGER

PROVIDE INSULATION

SHIELD AND INSERT FOR

ALL PIPING (8" MIN.)

1/2" DIA. HANGER RODS WITH 36"

MAX. SPACING ON EACH

CHANNEL

1 5/8", 12 GAGE CHANNEL

OR 2"x2"x1/4" ANGLE

BAND

INSULATION SHIELD AT HANGER

PROVIDE HIGH COMPRESSIVE

STRENGTH INSULATION (9 PCF MIN.

DENSITY) UNDER INSULATION

SHIELD

INSULATION (VAPOR BARRIER

TYPE IS REQUIRED FOR LOW

TEMPERATURE PIPE)

HANGER ROD

WELD

SADDLE

M-5

PIPE HANGERS

NOT TO SCALE

CDW CDW

EXISTING

CONCRETE

CURB

PLACE CHILLER PROVIDED

ELASTOMERIC PADS UNDER

EACH FOOT (TYP. OF 4

LOCATIONS)

M-5

CH-2 ISOLATOR LOCATIONS

NOT TO SCALE

6" M

IN

NOTE-3

26001-M-1 PE 2026-05-14
26001-M-2 PE 2026-05-14
26001-M-3 PE 2026-05-14
26001-M-4 PE 2026-05-14
26001-M-5 PE 2026-05-14
2026-06-01T16:06:11-0400
Chad D West

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