Carrier 50PCH 50PC030 Typical Unit Operating Pressures and Temperatures, Water Air Temp

Page 29

Table 21 — 50PC030 Typical Unit Operating Pressures and Temperatures

ENTERING

 

 

 

COOLING

 

 

 

 

 

HEATING

 

 

WATER

WATER

Suction

Discharge

Super-

Sub-

Water

Air Temp

Suction

Discharge

Super-

Sub-

Water

Air Temp

FLOW

TEMP

Pressure

Pressure

heat

cooling

Temp

Drop

Pressure

Pressure

heat

cooling

Temp

Rise

(F)

(GPM/ton)

Rise

Drop

 

(psig)

(psig)

(F)

(F)

(F)

(F) DB

(psig)

(psig)

(F)

(F)

(F)

(F) DB

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1.5

113-123

188-208

14-19

14-19

19.5-21.5

18-26

67-

77

322-342

8-13

15-20

6.9- 8.9

17-25

30*

2.25

114-124

177-197

14-19

13-18

14.5-16.5

19-27

69-

79

324-344

8-13

15-20

5.1- 7.1

18-26

 

3

114-124

166-186

14-19

13-18

9.5-11.5

19-27

71-

81

326-346

8-13

15-20

3.3- 5.3

18-26

 

1.5

124-134

248-268

11-16

14-19

18.7-20.7

18-26

95-105

346-366

10-15

15-20

9.8-11.8

23-31

50

2.25

124-134

233-253

11-16

13-18

13.9-15.9

19-27

99-109

350-370

10-15

15-20

7.3- 9.3

24-32

 

3

124-134

218-238

11-16

13-18

9.1-11.1

19-27

103-113

355-375

11-16

15-20

4.8- 6.8

25-33

 

1.5

132-142

333-353

9-14

13-18

17.5-19.5

18-26

125-135

376-396

13-18

14-19

12.7-14.7

27-35

70

2.25

132-142

313-333

9-14

12-17

13.0-15.0

18-26

133-143

386-406

13-18

14-19

9.8-11.8

28-36

 

3

132-142

293-313

9-14

12-17

8.5-10.5

18-26

136-146

393-413

13-18

14-19

6.4- 8.4

30-38

 

1.5

135-145

431-451

7-12

17-22

16.5-18.5

17-25

155-165

415-435

15-20

13-18

15.6-18.6

33-41

90

2.25

135-145

411-431

7-12

15-20

12.3-14.3

17-25

167-177

422-442

16-21

13-18

11.8-13.8

34-42

 

3

135-145

391-411

7-12

13-18

8.0-10.0

17-25

170-180

430-450

17-22

13-18

7.9- 9.9

36-44

110

1.5

140-150

528-548

6-11

17-22

16.2-18.2

16-24

 

2.25

140-150

506-526

7-12

15-20

11.9-13.9

16-24

 

 

3

139-149

485-505

7-12

13-18

7.6- 9.6

16-24

 

LEGEND

DB — Dry Bulb

No Heating Operation in This Temperature Range *Based on 15% Methanol antifreeze solution.

Table 22 — 50PC036 Typical Unit Operating Pressures and Temperatures

ENTERING

 

 

 

COOLING

 

 

 

 

 

HEATING

 

 

 

WATER

WATER

Suction

Discharge

Super-

Sub-

Water

Air Temp

Suction

Discharge

Super-

Sub-

Water

Air Temp

TEMP

FLOW

Temp

Temp

(GPM/ton)

Pressure

Pressure

heat

cooling

Rise

Drop

Pressure

Pressure

heat

cooling

Drop

Rise

(F)

 

(psig)

(psig)

(F)

(F)

(F) DB

(psig)

(psig)

(F)

 

(F)

(F) DB

 

 

 

 

 

 

(F)

 

 

 

 

 

 

 

(F)

 

 

 

1.5

113-123

185-205

17-22

9-14

19.5-21.5

18-26

64-

74

327-347

4-

9

15-20

7.7-

9.7

19-27

30*

2.25

113-123

174-194

17-22

8-13

14.5-16.5

19-27

66-

76

331-351

4-

9

15-20

5.7-

7.7

19-27

 

3

113-123

163-183

17-22

8-13

9.6-11.6

19-27

69-

79

335-365

4-

9

15-20

3.7-

5.7

20-28

 

1.5

121-131

249-269

12-17

9-14

19.4-21.4

17-25

91-101

360-380

10-15

15-20

11.2-13.2

25-33

50

2.25

120-130

231-251

12-17

8-13

14.4-16.4

18-26

96-106

370-390

9-14

16-21

8.2-10.2

26-34

 

3

120-130

214-234

12-17

8-13

9.4-11.4

18-26

102-112

380-400

8-13

16-21

5.2-

7.2

27-35

 

1.5

128-138

327-347

9-14

13-18

19.1-21.1

16-24

125-135

402-422

10-15

14-19

14.7-16.7

32-40

70

2.25

128-138

304-324

9-14

11-16

14.1-16.1

17-25

132-142

413-433

10-15

14-19

11.0-13.0

33-41

 

3

127-137

282-302

9-14

10-15

9.1-11.1

17-25

140-150

423-443

10-15

14-19

7.3-

9.3

34-42

 

1.5

132-142

416-436

8-13

20-25

18.8-20.8

15-23

158-168

445-465

13-18

12-17

18.1-20.1

37-45

90

2.25

132-142

396-416

8-13

18-23

13.9-15.9

16-24

167-177

456-476

13-18

11-16

13.8-15.8

38-46

 

3

131-141

376-396

8-13

16-21

8.9-10.9

16-24

177-187

467-487

14-19

11-16

9.4-11.4

40-48

110

1.5

138-148

550-570

8-13

20-25

18.5-20.5

15-23

 

 

 

2.25

136-146

525-545

8-13

18-23

13.6-15.6

15-23

 

 

 

 

3

135-145

500-520

8-13

16-21

8.7-10.7

15-23

 

 

 

LEGEND

DB — Dry Bulb

No Heating Operation in This Temperature Range *Based on 15% Methanol antifreeze solution.

Table 23 — 50PC042 Typical Unit Operating Pressures and Temperatures

ENTERING

 

 

 

COOLING

 

 

 

 

 

HEATING

 

 

 

WATER

WATER

Suction

Discharge

Super-

Sub-

Water

Air Temp

Suction

Discharge

Super-

Sub-

Water

Air Temp

TEMP

FLOW

Temp

Temp

(GPM/ton)

Pressure

Pressure

heat

cooling

Rise

Drop

Pressure

Pressure

heat

cooling

Drop

Rise

(F)

 

(psig)

(psig)

(F)

(F)

(F) DB

(psig)

(psig)

(F)

(F)

(F) DB

 

 

 

 

 

 

(F)

 

 

 

 

 

 

(F)

 

 

 

1.5

115-125

174-194

12-17

10-15

19.8-21.8

16-24

66-

76

314-334

6-11

11-16

7.3-

9.3

18-26

30*

2.25

115-125

159-179

12-17

9-14

14.6-16.6

16-24

69-

79

318-338

5-10

12-17

5.4-

7.4

19-27

 

3

115-125

144-164

12-17

9-14

9.5-11.5

16-24

72-

82

321-341

4- 9

12-17

3.4-

5.4

19-27

 

1.5

123-133

233-253

9-14

10-15

19.0-21.0

16-24

97-107

354-374

9-14

13-18

10.2-12.2

24-32

50

2.25

122-132

219-239

9-14

9-14

14.0-16.0

16-24

101-111

360-380

8-13

13-18

7.6-

9.6

25-33

 

3

122-132

205-225

9-14

9-14

9.1-11.1

16-24

106-116

365-385

6-11

13-18

5.0-

7.0

26-34

 

1.5

128-138

309-329

6-11

12-17

18.3-20.3

16-24

130-140

394-414

7-12

13-18

13.3-15.3

30-38

70

2.25

128-138

290-310

6-11

11-14

13.5-15.5

16-24

136-146

401-421

7-12

13-18

9.9-11.9

31-39

 

3

128-138

271-291

6-11

11-14

8.7-10.7

16-24

143-153

409-429

8-13

13-18

6.6-

8.6

32-40

 

1.5

133-143

406-426

5-10

14-19

17.6-19.6

16-24

164-174

434-454

10-15

12-17

16.4-18.4

37-45

90

2.25

133-143

386-406

5-10

13-18

12.9-14.9

16-24

172-182

443-463

11-16

12-17

12.3-14.3

38-46

 

3

132-142

367-387

5-10

13-18

8.3-10.3

16-24

180-190

453-473

11-16

12-17

8.3-10.3

39-47

110

1.5

138-148

505-525

5-10

19-24

16.8-18.8

16-24

 

 

2.25

138-148

484-504

5-10

16-21

12.4-14.4

16-24

 

 

 

3

138-148

463-483

5-10

14-19

7.9- 9.9

16-24

 

 

LEGEND

DB — Dry Bulb

No Heating Operation in This Temperature Range *Based on 15% Methanol antifreeze solution.

29

Image 29
Contents Safety Considerations ContentsGeneral InstallationPhysical Data 50PCH,PCV Units IPT A50-8695Size Electric Heat A50-7842efA50-8696 Back Discharge Side DischargeMount the Unit Install Condensate DrainA50-8489 A50-6260efA50-6262ef A50-6261tfMetal Hose Minimum Bend Radii Copper FPT/PVCFitting Wire Field Power SupplyA50-8490 A50-8491 Sensor, Low Temperature Protection Air CoilRVS Reversing Valve SolenoidHpws A50-8492LON A50-8493A50-8440 National Electrical Code Optional Wiring Temperature Switch8697 A50Units with Deluxe D and Wshp Open Multiple Protocol Controls 8698Wshp Open Control A50-8162 50PCH,PCV Unit Electrical DataA50-8442 Wire Field ControlsA50-8441 Rnet Wiring Rnet Wiring SpecificationsField-Supplied Sensors for Wshp Open Controller SPT SensorsPRE-START-UP 50PCH,PCV Blower Performance High-Static Unit 50PCH,PCV Blower Performance Standard UnitFAN Rated MIN PCV Speed Airflow CFMField Selectable Inputs Complete C Control Jumper Settings Refer toDeluxe D Control Jumper Settings Refer to , 15, DIP Switch Block S2 Accessory 2 Relay Options DIP Switch Block S2 Accessory 1 Relay OptionsSTART-UP Operating LimitsWater Temperature Change Through Heat Exchanger Unit Start-Up Cooling ModeOperating Limits 50PCH,PCV Units Cooling Heating Water Flow Rate GPM50PC009 Typical Unit Operating Pressures and Temperatures 50PC006 Typical Unit Operating Pressures and Temperatures50PC012 Typical Unit Operating Pressures and Temperatures Entering Cooling Heating Water50PC018 Typical Unit Operating Pressures and Temperatures 50PC015 Typical Unit Operating Pressures and Temperatures50PC024 Typical Unit Operating Pressures and Temperatures Temp GPM/ton Pressure Heat50PC036 Typical Unit Operating Pressures and Temperatures 50PC030 Typical Unit Operating Pressures and Temperatures50PC042 Typical Unit Operating Pressures and Temperatures Water Air Temp50PC048 Typical Unit Operating Pressures and Temperatures Unit Start-Up Heating Mode50PC060 Typical Unit Operating Pressures and Temperatures Unit Start-Up with Wshp Open ControlsBACview6 Display Interface A50-8444Gpm 30 F 50 F 70 F 90 F 10 C 21 C 32 C 006 009 Coaxial Water Pressure DropPressure DROP, psi kPa Units with Aquazone Complete C Control OperationUnits with Aquazone Deluxe D Control Units with Wshp Open Multiple ProtocolPage Auxiliary Modulating Hot Water/Steam Heating Reheat Complete C and Deluxe D Board System Test LED Status Description of Operation Alarm Relay Complete C Control LED Code Fault DescriptionsLED Fault Description Code Aquazone Deluxe D Control LED IndicaESD ServiceDescription Status LED Test LED ’ to 4’ Refrigerant ChargingA50-6286ef A50-8163 TroubleshootingAir Coil Fan Motor Removal Air temperature out of range TroubleshootingCooling mode FP1125 F or Reduced or no airflow in heatReduced airflow in cooling Reduced or no water flowAlarm Status Appendix a Wshp Open Screen ConfigurationStatus SensorMaintenance Appendix a Wshp Open Screen ConfigurationSystem Settings ConfigurationSchedule Test Appendix a Wshp Screen Open ConfigurationService Screen Name Configuration ServicePoint Name Password Editable Range Default Level Alarm Page Copyright 2011 Carrier Corporation II. START-UP 50PCH,PCV START-UP ChecklistCooling Cycle Analysis Heating Cycle AnalysisA50-8445 A50-8446

50PCH specifications

The Carrier 50PCH is a cutting-edge series of air-cooled chillers designed to deliver exceptional cooling performance in a wide range of commercial applications. Engineered with efficiency and reliability in mind, the 50PCH stands out for its innovative technologies and robust construction, making it a preferred choice for facility managers and HVAC professionals.

One of the main features of the Carrier 50PCH is its advanced scroll compressor technology. This system consists of high-efficiency scroll compressors that optimize energy consumption while maintaining consistent cooling output. The incorporation of variable speed technology enables the chillers to adapt to fluctuating load demands, resulting in significant energy savings and reduced operational costs.

The 50PCH chillers also boast a high energy efficiency ratio (EER) and coefficient of performance (COP), ensuring compliance with stringent energy regulations and standards. They are designed with eco-friendly refrigerants, which contribute to lower greenhouse gas emissions, making them an environmentally responsible choice for modern buildings.

In addition to its energy-efficient operation, the 50PCH series is equipped with advanced controls that allow for seamless integration into building management systems. The intuitive interface facilitates monitoring and adjustment of set points, ensuring optimal comfort conditions. Furthermore, the chillers come with extensive diagnostic capabilities, enabling proactive maintenance and reducing the risk of unexpected downtime.

The robust construction of the 50PCH series enhances durability and reliability. With an all-weather aluminum cabinet, these chillers are designed to withstand harsh environmental conditions, ensuring long-term performance. The units undergo rigorous testing to meet high industry standards for quality and reliability.

Another distinguishing characteristic of the Carrier 50PCH is its whisper-quiet operation. Engineered for low sound levels, these chillers minimize noise pollution in sensitive environments, such as hospitals, schools, or residential areas.

In summary, the Carrier 50PCH series combines exceptional performance, energy efficiency, and innovative technology in a robust and reliable package. It highlights the best in modern HVAC design, making it an ideal solution for a wide array of climate control needs in commercial and institutional settings. With its advanced features and commitment to sustainability, the 50PCH is undoubtedly a leader in the air-cooled chiller market.