Heatcraft Refrigeration Products 25000102 Weight of Refrigerants in Copper Lines During Operation

Page 11

Parallel Compressor Systems

Table 4. Weight of Refrigerants in Copper Lines During Operation

(Pounds per 100 Lineal Feet of Type “L”Tubing)

Line Size

Refrigerant

Liquid

Hot Gas

 

Suction Line at Suction Temperature

 

OD (in.)

Line

Line

-40°F

 

-20°F

0°F

20°F

 

40°F

 

 

 

 

12, 134A

4.0

.15

.01

 

.01

.02

.04

 

.06

3/8

22

3.9

.22

.02

 

.03

.04

.06

 

.08

 

R-507, 502, 404A

3.4

.31

.03

 

.04

.06

.09

 

.13

 

 

 

 

 

 

 

 

 

 

 

 

12, 134A

7.4

.30

.01

 

.03

.04

.07

 

.11

1/2

22

7.4

.41

.03

 

.05

.07

.11

 

.15

 

R-507, 502, 404A

6.4

.58

.04

 

.07

.13

.16

 

.24

 

12, 134A

11.9

.47

.02

 

.05

.07

.12

 

.17

5/8

22

11.8

.65

.05

 

.08

.12

.17

 

.25

 

R-507, 502, 404A

10.3

.93

.07

 

.11

.17

.25

 

.35

 

 

 

 

 

 

 

 

 

 

 

 

12, 134A

24.7

.99

.05

 

.10

.15

.24

 

.36

7/8

22

24.4

1.35

.10

 

.16

.24

.36

 

.51

 

R-507, 502, 404A

21.2

1.92

.15

 

.23

.37

.51

 

.72

 

 

 

 

 

 

 

 

 

 

 

 

12, 134A

42.2

1.70

.08

 

.17

.26

.41

 

.60

1-1/8

22

41.6

2.30

.17

 

.28

.42

.61

 

.87

 

R-507, 502, 404A

36.1

3.27

.26

 

.39

.63

.86

 

1.24

 

 

 

 

 

 

 

 

 

 

 

 

12, 134A

64.2

2.57

.14

 

.26

.40

.61

 

1.91

1-3/8

22

63.5

3.50

.27

 

.42

.64

.93

 

1.33

 

R-507, 502, 404A

55.0

4.98

.40

 

.58

.95

1.32

 

1.87

 

 

 

 

 

 

 

 

 

 

 

 

12, 134A

90.9

3.65

.20

 

.37

.57

.87

 

1.30

1-5/8

22

90.0

4.96

.37

 

.59

.90

1.33

 

1.88

 

R-507, 502, 404A

78.0

7.07

.56

 

.82

1.35

1.86

 

2.64

 

 

 

 

 

 

 

 

 

 

 

 

12, 134A

158

6.34

.34

 

.64

.98

1.51

 

2.24

2-1/8

22

156

8.61

.65

 

1.03

1.57

2.30

 

3.26

 

R-507, 502, 404A

134

12.25

.98

 

1.43

2.35

3.23

 

4.58

 

 

 

 

 

 

 

 

 

 

 

 

12, 134A

244

9.78

.52

 

.99

1.51

2.32

 

3.47

2-5/8

22

241

13.70

1.01

 

1.59

2.42

3.54

 

5.03

 

R-507, 502, 404A

209

18.92

1.51

 

2.21

3.62

5.00

 

7.07

 

 

 

 

 

 

 

 

 

 

 

 

12, 134A

348

13.97

.75

 

1.41

2.16

3.31

 

4.96

3-1/8

22

344

18.95

1.44

 

2.28

3.45

5.05

 

7.18

 

R-507, 502, 404A

298

27.05

2.16

 

3.15

5.17

7.14

 

9.95

 

 

 

 

 

 

 

 

 

 

 

 

12, 134A

471

18.90

.99

 

1.91

2.92

4.48

 

6.69

3-5/8

22

465

25.60

1.94

 

3.08

4.67

6.83

 

9.74

 

R-507, 502, 404A

403

36.50

2.92

 

4.25

6.97

19.65

 

13.67

 

12, 134A

612

24.56

1.29

 

2.49

3.81

5.84

 

8.75

4-1/8

22

605

33.40

2.53

 

4.01

6.08

8.90

 

12.70

 

R-507, 502, 404A

526

47.57

3.80

 

5.55

9.09

12.58

 

17.80

 

 

 

 

 

 

 

 

 

 

 

Parallel Compressor Systems Installation & Operations Manual, October 2004

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Contents Parallel Compressor Systems Table of Contents Model Definition IntroductionInspection Unit DesignationFloor & Foundation Requirements System WarrantyRigging Location Of Equipment Indoor ClearancesUnit Vibration Isolation Location of Equipment OutdoorGround Mounting Roof MountingUnits in Pits Unit AccessVertical Clearance Decorative FencesSuction P-Traps Ventilation Requirements Indoor UnitsElectrical Refrigerant PipingRefrigerant Line Support Refrigerant Line InsulationRef. Line Amount of Expansion Expansion LoopsTable of Values for L 20’ 25’ 30’ 40’ 50’ 75’ 100’ Pressure Loss of Liquid RefrigerantsEquivalent Feet of Pipe Liquid Line Rise in Feet Refrigerant 10’Line 40F 20F Weight of Refrigerants in Copper Lines During OperationSuction Line at Suction Temperature Recommended Line Sizes for R-404A/R-507 100’ 150’ 200’ 25’ Liquid Line SizeExpansion Valve LengthsCapacity 40˚F 20˚F 10˚F Recommended Line Sizes for R-22Suction Line Size 10˚F Liquid Line Size Suction TemperatureTotal Recommended Remote Condenser Line SizesNet 12 & R-134A 502 507 & R-404AStart-up Leak Checking, Evacuation and Start-upEvacuation Priority I Hot Gas Defrost Refrigerant DistributionOff-Cycle Electric DefrostEvaporator Superheat Electronic Control SystemSystem Balancing System SuperheatUnloader Factors CompressorsCopeland Compressors 4D/6D Solid State Modules Typical Voltage RangesCarlyle Compressors Oil Safety SwitchOil Charges Approved Copeland LubricantsRequired Differential Pressure for Unloader Operation Phase Voltage MonitorPart Load Performance Multipliers Sight Glass Safety Relief Devices Sight Glass & Moisture IndicatorDischarge Piping Table Henry Relief Valve Capacity RatingLevel Switch Table Auto Reset ModelsManual Reset Models Liquid Level SwitchOil Separators Module ReplacementOil Control Oil Level Regulators Temprite Valve AdjustmentTemprite Models Sporlan Valve Co Troubleshooting Oil SystemAC&R Model Regulators Liquid Filter-Driers & Suction FiltersReplaceable Suction Filter CompressorMotorBurnoutCleanupProcedureSuction Filter Sporlan Valve CompanyType F Filter Type DF for cleanupType AFD for cleanup Superior Valve CompanyLiquid Drain Control Method Recommended Valve SettingsField Adjustment Hot Gas Bypass Regulator AdjustmentLow Pressure Switch Setting for Rmcc Control SettingsControl Settings for R-404A/R-507 Control Settings for R-22Quarterly General Maintenance ScheduleWeekly MonthlyUnit Short Symptom Cause Remedy CompressorTemperature Does Not RunLow Suction Symptom Cause Remedy LowSwitch Open High SuctionSystem Reference Data Service Record
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