Carrier 19XL specifications Ð HCFC-22 Pressure Ð Temperature F, Ð HCFC-22 Pressure Ð Temperature C

Page 44

Table 5A Ð HCFC-22 Pressure Ð Temperature (F)

TEMPERATURE

PRESSURE (psi)

 

TEMPERATURE

PRESSURE (psi)

 

TEMPERATURE

PRESSURE (psi)

(F)

Absolute

Gage

 

(F)

Absolute

Gage

 

(F)

Absolute

Gage

−50

11.67

6.154*

 

30

69.59

54.90

 

110

241.04

226.35

−48

12.34

4.829*

32

72.17

57.47

112

247.50

232.80

−46

13.00

3.445*

34

74.82

60.12

114

254.08

239.38

−44

13.71

2.002*

36

77.54

62.84

116

260.79

246.10

−42

14.45

0.498*

 

38

80.34

65.64

 

118

267.63

252.94

−40

15.22

0.526

40

83.21

68.51

120

274.60

259.91

−38

16.02

1.328

42

86.15

71.46

122

281.71

267.01

−36

16.86

2.163

44

89.18

74.48

124

288.95

274.25

−34

17.73

3.032

46

92.28

77.58

126

296.33

281.63

−32

18.63

3.937

 

48

95.46

80.77

 

128

303.84

289.14

−30

19.57

4.877

50

98.73

84.03

130

311.50

296.80

−28

20.55

5.853

52

102.07

87.38

132

319.29

304.60

−26

21.56

6.868

54

105.50

90.81

134

327.23

312.54

−24

22.62

7.921

56

109.02

94.32

136

335.32

320.63

−22

23.71

9.015

 

58

112.62

97.93

 

138

343.56

328.86

−20

24.85

10.15

60

116.31

101.62

140

351.94

337.25

−18

26.02

11.32

62

120.09

105.39

142

360.48

345.79

−16

27.24

12.54

64

123.96

109.26

144

369.17

354.48

−14

28.50

13.81

66

127.92

113.22

146

378.02

363.32

−12

29.81

15.11

68

131.97

117.28

148

387.03

372.33

 

 

 

 

 

 

 

150

396.19

381.50

−10

31.16

16.47

70

136.12

121.43

152

405.52

390.83

−8

32.56

17.87

72

140.37

125.67

154

415.02

400.32

−6

34.01

19.32

74

144.71

130.01

156

424.68

409.99

−4

35.51

20.81

76

149.15

134.45

158

434.52

419.82

−2

37.06

22.36

 

78

153.69

138.99

160

444.53

420.83

0

38.66

23.96

80

158.33

143.63

 

 

 

 

2

40.31

25.61

82

163.07

148.37

 

*Inches of mercury below one atmosphere.

4

42.01

27.32

84

167.92

153.22

 

 

 

 

6

43.78

29.08

86

172.87

158.17

 

 

 

 

8

45.59

30.90

 

88

177.93

163.23

 

 

 

 

10

47.46

32.77

90

183.09

168.40

 

 

 

 

12

49.40

34.70

92

188.37

173.67

 

 

 

 

14

51.39

36.69

94

193.76

179.06

 

 

 

 

16

53.44

38.74

96

199.26

184.56

 

 

 

 

18

55.55

40.86

 

98

204.87

190.18

 

 

 

 

20

57.73

43.03

100

210.60

195.91

 

 

 

 

22

59.97

45.27

102

216.45

201.76

 

 

 

 

24

62.27

47.58

104

222.42

207.72

 

 

 

 

26

64.64

49.95

106

228.50

213.81

 

 

 

 

28

67.08

52.39

 

108

234.71

220.02

 

 

 

 

Table 5B Ð HCFC-22 Pressure Ð Temperature (C)

TEMPERATURE

PRESSURE (kPa)

 

TEMPERATURE

PRESSURE (kPa)

 

TEMPERATURE

PRESSURE (kPa)

(C)

Absolute

Gage

 

(C)

Absolute

Gage

 

(C)

Absolute

Gage

−18

264

163

 

12

723

622

 

42

1610

1510

−17

274

173

13

744

643

43

1650

1550

−16

284

183

14

766

665

44

1690

1590

−15

296

195

 

15

789

688

 

45

1730

1630

−14

307

206

16

812

711

46

1770

1670

−13

318

217

17

836

735

47

1810

1710

−12

330

229

18

860

759

48

1850

1750

−11

342

241

19

885

784

49

1900

1800

−10

354

253

 

20

910

809

 

50

1940

1840

−9

367

266

21

936

835

51

1980

1890

−8

380

279

22

962

861

52

2030

1930

−7

393

292

23

989

888

53

2080

1980

−6

407

306

24

1020

919

54

2130

2030

−5

421

320

 

25

1040

939

 

55

2170

2070

−4

436

335

26

1070

969

56

2220

2120

−3

451

350

27

1100

1000

57

2270

2170

−2

466

365

28

1130

1030

58

2320

2220

−1

482

381

29

1160

1060

59

2370

2270

0

498

397

 

30

1190

1090

 

60

2430

2330

1

514

413

31

1220

1120

61

2480

2380

2

531

430

32

1260

1160

62

2530

2430

3

548

447

33

1290

1190

63

2590

2490

4

566

465

34

1320

1220

64

2640

2540

5

584

483

 

35

1360

1260

 

65

2700

2600

6

602

501

36

1390

1290

66

2760

2660

7

621

520

37

1420

1320

67

2820

2720

8

641

540

38

1460

1360

68

2870

2770

9

660

559

39

1500

1400

69

2930

2830

10

681

580

40

1530

1430

70

3000

2900

11

701

600

 

41

1570

1470

 

 

 

 

 

 

 

 

44

Image 44
Contents Start-Up, Operation, and Maintenance Instructions Safety ConsiderationsContents Contents Introduction Abbreviations and ExplanationsMOTOR/OIL Refrigeration Cooling Cycle Chiller FamiliarizationRefrigeration Cycle 19XL Rear View Take-Apart Rabbet Fit Connector Cooler In/Out Temperature SensorsCondenser In/Out Temperature Sensors Cooler Pressure Schrader FittingLubrication Cycle Refrigerant Motor Cooling and Oil Cooling CyclesLubrication System Starting Equipment Unit-Mounted Solid-State Starter OptionalDenitions ControlsMajor PIC Components Panel Locations PIC Component Panel19XL Controls and Sensor Locations Pressure Transducer, TypicalPower Panel with Options Control and OIL Heater Voltage Selector S1Select LID Operation and Menus FigGeneral − Example of Point Status Screen Status01 Override OperationsExample of Time Schedule Operation Screen 19XL Menu Structure 19XL Service Menu Structure 19XL Service Menu Structure Setpoint Example of Set Point ScreenDescription Range Units Reference Point Name Alarm History LID ScreensExample 1 Ð STATUS01 Display Screen Menu Status SelectExample 2 Ð STATUS02 Display Screen Example 3 Ð STATUS03 Display ScreenExample 4 Ð Setpoint Display Screen MenuExample 5 Ð Configuration Config Display Screen Example 6 Ð LEAD/LAG Configuration Display ScreenECW Control Option ICE Build TerminationExample 7 Ð SERVICE1 Display Screen Example 8 Ð SERVICE2 Display Screen Spare Alert EnableExample 9 Ð SERVICE3 Display Screen Menu ServiceExample 10 Ð Maintenance MAINT01 Display Screen Example 11 Ð Maintenance MAINT02 Display ScreenDischarge Temperature Bearing TemperatureDescription RANGE/STATUS Units Reference Point Name Example 12 Ð Maintenance MAINT03 Display ScreenExample 13 Ð Maintenance MAINT04 Display Screen PIC System Functions Page Protective Safety Limits and Control Settings Capacity Overrides Page Page Lead/Lag Control ECWHgbp Hot Gas BypassPage Ice Build Control Cent CapacityPage Example of Attach to Network Device Screen To LOG onSTART-UP/SHUTDOWN/RECYCLE Sequence FigRecycle Restart Delta T Using the Optional Storage Tank and Pumpout Before Initial START-UPJob Data Required Equipment Required19XL Leak Test Procedures Page Ð HCFC-22 Pressure Ð Temperature F Ð HCFC-22 Pressure Ð Temperature CTemperature Pressure Ð HFC-134a Pressure Ð Temperature FÐ HFC-134a Pressure Ð Temperature C Page Inspect Wiring Check Optional Pumpout Compressor Water PipCheck Starter MECHANICAL-TYPE StartersBenshaw, Inc. Solid-State Starter Power Stack BENSHAW, INC. SOLID-STATE StarterPower Up the Controls and Check the Oil Heater Set Up Chiller Control CongurationLoad Surge Prevention Occurs TOO Soon Occurs TOO Late Amps Correction Factors For 19XL Motors Volt Motor CodeCharge Refrigerant into Chiller 19XL Chiller Equalization Without PUMP- OUT UnitControl Test Menu Functions Tests to be Devices Tested PerformedRefrigerant Charges 19XL Total Refrigerant ChargeCooler SizeCheck Rotation Initial START-UPDry Run to Test Start-Up Sequence Check Oil Pressure and Compressor Stop Calibrate Motor CurrentOperating Instructions Operator DutiesTo Stop the Chiller Plant Pumpout and Refrigerant Transfer Procedures Operating the Optional Pumpout CompressorTransfer Refrigerant from Storage Tank to Chiller TstatChillers with Isolation Valves Transfer the Refrigerant from Chiller to Storage TankReturn Refrigerant to Normal Operating Conditions General MaintenanceTest After Service, Repair, or Major Leak Ð If Weekly Maintenance Guide Vane Actuator LinkageTo Change the OIL Scheduled MaintenanceCheck Safety and Operating Controls Monthly Compressor Bearing and Gear Mainten Inspect the Heat Exchanger TubesOptional Pumpout System Controls Troubleshooting Guide MAINT01 MAINT02MAINT03 MAINT04Shutdown with ON/OFF/RESET-OFF Timing OUT or Timed OUTAutorestart in Progress Recycle ShutdownNormal or AUTO.-RESTART LOW Chilled Water Normal RUN with RESET, TEMPERATURE, or Demand Compressor Jumpstart and Refrigerant ProtectionLimited Normal RUN Overrides Active AlertsOUT-OF-RANGE Sensor Failures Chiller Protect Limit Faults Protective LimitChiller Alerts Spare Sensor Alert MessagesOther PROBLEMS/MALFUNCTIONS DESCRIPTION/MALFUNCTION Probable CAUSE/REMEDYÐ Thermistor Temperature F vs Resistance/Voltage Drop Temperature Voltage Resistance DropÐ Thermistor Temperature C vs Resistance/Voltage Drop Input Options Module Control ModulesModule Address Options Module Starter Management Module SMM FigProcessor Module Psio Fig Installation Switch Options Setting ModuleTypical Benshaw, Inc. Solid-State Starter internal View Page Page Benshaw, Inc. Solid-State Starter Troubleshooting Guide Problem Probable Causes Area of CorrectionRV1 SCRHeat Exchanger Data Additional Data for Marine WaterboxesCooler CondenserWaterbox Cover Weights CoolersCondensers 1034 kPaOptional Pumpout System Electrical Data Compressor/Motor WeightsCompressor Weights Compressor Fits and Clearances Compressor Assembly Torques Description TorqueFt-lb ``ZCLR COMComm EXTPage CLR Page Chiller Power Panel, Starter Assembly Motor Wiring Schematic Chiller Power Panel, Starter Assembly Motor Wiring Schematic PMR POTGFR HPSTypical Wye-Delta Unit Mounted Starter Wiring Schematic Index Index Copyright 1996 Carrier Corporation

19XL specifications

The Carrier 19XL is a highly regarded commercial heating and cooling solution, designed to provide optimum performance and energy efficiency in various applications. This rooftop unit is engineered to meet the diverse needs of businesses, making it an ideal choice for those requiring reliable climate control in their facilities.

One of the standout features of the Carrier 19XL is its advanced cooling and heating capabilities. The unit utilizes a high-efficiency scroll compressor that ensures a quieter operation and improved reliability. The system can operate across a wide range of temperatures, making it versatile for various climates. Additionally, it offers both cooling and heating options, allowing for year-round comfort.

Energy efficiency is a focal point of the 19XL design. With an impressive Seasonal Energy Efficiency Ratio (SEER) and Heating Seasonal Performance Factor (HSPF), this unit not only helps reduce energy costs but also supports environmental sustainability initiatives. The unit is equipped with environmentally friendly refrigerants, further contributing to lower greenhouse gas emissions.

The Carrier 19XL features a user-friendly control system, allowing for easy monitoring and management of the unit's performance. This control system is designed to maximize energy savings, offering features such as demand control ventilation and integrated economizers that facilitate the use of outdoor air for cooling, reducing reliance on mechanical systems when conditions allow.

Construction-wise, the Carrier 19XL is built to withstand tough environmental conditions. Its robust cabinet is made from galvanized steel, providing durability and protection against the elements. The design also includes insulation to minimize noise levels, creating a more comfortable indoor environment.

Maintenance is a key consideration in the design of the 19XL. The unit features accessible service ports and a simplified access panel, allowing technicians to perform routine maintenance with ease. This proactive design helps ensure the longevity of the system and minimizes downtime, keeping operations running smoothly.

In summary, the Carrier 19XL is an exceptional choice for commercial heating and cooling needs. With its energy-efficient features, advanced technology, and durable construction, it stands out as a reliable solution for businesses looking for sustainable climate control options.