Trane CCAF, User Manual

Page 1: ...Scroll Liquid Chillers Model CGWF and CCAF 20 to 60 Tons 60 Hz 17 to 50 Tons 50 Hz Water Cooled and Condenserless CG PRC012 EN January 2004 Built For the Industrial and Commercial Markets ...

Page 2: ...e simply unmatched by reciprocating chillers Control CH530 controls enable scrolling access to inputs and operating information via the LCD touch screen display Job specific communication options allow greater reporting flexibility The CH530 is compatable with LonMark communications Availability Fast ship cycles on both stock and built to order specials Installation Small unit size factory wiring ...

Page 3: ...pplication Considerations Model Number General Data Selection Procedure Performance Data Full Load Performance Part Load Performance Adjustment Factors Pressure Drops Electrical Data and Connections Typical Wiring Diagram Field Layout Dimensional Data Weights Mechanical Specifications 2 4 8 12 13 14 15 16 27 32 37 38 ...

Page 4: ...lower total installation costs Factory refrigerant and oil charged units help speed installation All units easily fit through a standard single width door CH530 provides a wealth of information Factory testing of all Trane equipment ensures the system works allowing smoother start up reducing follow up costs Trane Value Means Fast Availability Easy Installation and Quality Service Easy Serviceabil...

Page 5: ...fault conditions Scroll compressors have less than a third the torque variations of a reciprocating compressor Years of laboratory testing have optimized compressor and chiller systems reliability Water cooled scroll chillers are factory tested ASHRAE Standard 90 1 All Trane chillers meet and exceed the new efficiency levels mandated by ASHRAE Standard 90 1 This new standard requires higher effici...

Page 6: ...the relative positions of the principal components Shown is a Trane 10 ton 3600 rpm 60 Hz 3000 rpm 50 Hz scroll compressor as an example The principle of operation of this example compressor is as follows The suction gas is drawn into the compressor at A The gas then passes through the gap between the rotor and stator B cooling the motor before it enters the compressor housing C Here the velocity ...

Page 7: ...educing the kW draw or both Control Output Options Programmable relays provided to indicate Compressor running maximum capacity chiller limit mode warning informational diagnostic alarm latching shutdown diagnostic alarm nonlatching shutdown diagnostic alarm latching or nonlatching Ice Making Controls In ice making mode the unit will operate fully loaded in response to jobsite supplied contact clo...

Page 8: ...the building or process running and out of trouble Standalone Controls Interface to standalone units is very simple only a remote auto stop for scheduling is required for unit operation Signals from the chilled water pump contactor auxiliary or a flow switch are wired to the chilled waterflow interlock Signals from a time clock or some other remote device are wired to the external auto stop input ...

Page 9: ...oint to adjust the leaving water temperature setpoint Compressor Inhibit Locks out the second compressor on each circuit reducing the kW draw Ice Making Provides interface with ice making control systems Please refer to page 11 for more information Chiller Outputs On Off Active Setpoint Average Percent RLA Compressor Inhibit Compressor Starts Compressor Run Times Leaving Chilled Water Temperature ...

Page 10: ... monitoring information indicated on the unit controller s microcomputer can be read off the Tracer system display In addition all the powerful diagnostic information can be read back at the Tracer system Best of all this powerful capability comes over a single twisted pair of wires The scroll liquid chillers can interface with many different external control systems from simple stand alone units ...

Page 11: ...al building operation With this system option the full breadth of Trane s HVAC and controls experience are applied to offer solutions to many facility issues If your project calls for an interface to other systems Tracer Summit can share data via BACnet the ASHRAE open systems protocol Ice Making Systems Controls An ice making option may be ordered with the 20 60 ton scroll liquid chiller CH530 wi...

Page 12: ...ot recommended When the condenser water temperature is expected to drop below 60 F 15 5 C it is recommended that some form of condenser water temperature control be used to ensure optimal machine performance Water Treatment Use of untreated or improperly treated water in chillers may result in scaling erosion corrosion algae or slime It is recommended that the services of a qualified water treatme...

Page 13: ...king 20 60 F 6 7 15 6 C Digit 19 Power line connection type T Terminal block D Non fused disconnect switch Digit 20 Short circuit rating 0 No short circuit rating 1 With short circuit rating Digit 21 Control input options N No options R Remote chilled water setpoint input C Remote compressor inhibit and or icemaking input B Remote CWS and compressor inhibit icemaking input Digit 22 Control output ...

Page 14: ...4 34 Oil Charge pints 16 22 28 16 16 22 22 28 28 liters 7 6 10 4 13 2 7 6 7 6 10 4 10 4 13 3 13 3 Notes 1 Data containing information on two circuits shown as follows CKT 1 CKT 2 2 Nominal compressor sizes based on 60 Hz Table GD 2 General data CCAF compressor chiller Size 20 25 30 40 50 60 Compressor Quantity 1 2 2 2 2 2 2 2 2 2 Nominal Size tons 2 10 10 10 15 15 15 10 10 10 10 10 15 10 15 15 15 ...

Page 15: ...p of 14 feet of water 3 The final unit selection is Quantity 1 CGWF 40 Cooling Capacity 39 4 tons Entering Leaving Chilled Water Temperatures 54 44 F 12 2 6 7 C Chilled water flow rate 95 gpm Evaporator water pressure drop 13 8 feet Cooling water flow 115 gpm Condenser water pressure drop 14 feet Compressor power input 30 3 kW Unit EER 15 6 Compressor Chiller CCAF Selection Example Select the unit...

Page 16: ...20 4 16 3 15 0 19 9 17 3 13 8 25 26 6 17 4 18 3 26 1 18 3 17 1 25 5 19 3 15 8 24 9 20 3 14 7 24 2 21 5 13 5 46 30 31 7 20 9 18 2 31 0 22 0 16 9 30 3 23 1 15 7 29 5 24 4 14 5 28 7 25 7 13 4 40 42 6 27 6 18 5 41 7 29 0 17 3 40 8 30 6 16 0 39 9 32 3 14 8 38 9 34 1 13 7 50 52 8 34 5 18 4 51 6 36 3 17 1 50 4 38 2 15 9 49 2 40 2 14 7 48 0 42 4 13 6 60 64 4 42 6 18 1 63 0 44 8 16 9 61 5 47 1 15 7 60 0 49...

Page 17: ... 7 38 6 4 6 169 9 42 5 4 0 60 226 0 43 5 5 2 216 8 47 6 4 6 207 2 52 4 4 0 20 80 8 14 4 5 6 77 7 15 8 21 7 74 4 17 4 4 3 25 99 9 17 9 5 6 95 9 19 6 21 5 91 8 21 6 4 8 10 30 119 0 21 5 5 5 114 1 23 6 21 4 109 1 25 9 4 2 40 159 9 28 4 5 6 153 8 31 2 21 8 147 3 34 3 4 3 50 197 9 35 5 5 6 185 9 35 2 23 3 181 7 42 8 4 2 60 240 7 43 8 5 5 231 0 48 0 21 2 221 0 52 8 4 2 Notes 1 Rated in accordance with A...

Page 18: ...2 0 19 6 35 1 23 2 18 2 34 3 24 5 16 8 33 5 26 0 15 5 32 7 27 5 14 2 50 44 3 27 6 19 3 43 3 29 0 17 9 42 4 30 6 16 6 41 4 32 4 15 4 40 4 34 3 14 2 60 54 2 34 0 19 1 53 1 35 8 17 8 51 9 37 7 16 5 50 8 39 8 15 3 49 5 42 1 14 1 20 18 8 11 2 20 2 18 4 11 8 18 8 18 0 12 5 17 3 17 6 13 2 16 0 17 2 14 0 14 7 25 23 2 14 0 19 9 22 7 14 7 18 5 22 2 15 5 17 2 21 7 16 4 15 9 21 2 17 4 14 6 48 30 27 6 16 8 19 ...

Page 19: ...155 6 28 2 5 5 149 5 31 0 4 8 143 2 34 3 4 2 60 190 4 34 7 5 5 183 3 38 2 4 8 175 6 42 2 4 2 20 68 1 11 4 6 0 65 4 12 6 5 2 62 7 14 0 4 5 25 84 0 14 3 5 9 80 8 15 8 5 1 77 4 17 5 4 4 10 30 99 9 17 2 5 8 96 2 18 9 5 1 92 2 20 9 4 4 40 134 8 22 6 6 0 129 5 24 9 5 2 124 2 27 7 4 5 50 166 4 28 3 5 9 160 1 31 1 5 1 153 4 34 5 4 4 60 203 0 34 9 5 8 195 3 38 4 5 1 187 2 42 4 4 4 Notes 1 Rated in accordan...

Page 20: ...8 2 8 8 33 3 53 6 7 4 40 CAUC C50 40 3 37 8 12 7 38 3 42 0 10 9 36 1 46 6 9 2 33 8 51 8 7 8 50 CAUC C50 49 1 50 6 11 6 46 6 56 2 9 9 43 9 62 2 8 4 41 0 69 0 7 1 50 CAUC C60 50 0 47 4 12 6 47 5 52 6 10 8 44 9 58 6 9 2 42 2 65 2 7 7 60 CAUC C60 58 7 58 5 12 0 55 7 65 4 10 2 52 6 72 6 8 7 49 2 80 6 7 3 60 CAUC C80 59 3 54 0 13 1 56 5 60 0 11 3 53 5 66 8 9 6 50 3 74 4 8 1 20 CAUC C20 20 7 19 9 12 4 19...

Page 21: ...9 9 4 18 3 27 6 7 9 20 CAUC C25 22 3 19 3 13 8 21 2 21 4 11 8 20 1 23 8 10 1 18 8 26 4 8 5 25 CAUC C25 27 3 25 9 12 6 25 9 28 7 10 8 24 4 31 8 9 2 22 9 35 2 7 8 25 CAUC C30 27 9 24 3 13 7 26 5 26 9 11 8 25 1 29 9 10 0 23 5 33 1 8 5 50 30 CAUC C30 32 6 30 3 12 8 31 0 33 6 11 0 29 3 37 2 9 4 27 5 41 1 8 0 30 CAUC C40 33 2 27 9 14 2 31 7 30 9 12 2 30 0 34 3 10 4 28 3 38 1 8 9 40 CAUC C40 43 6 40 4 12...

Page 22: ...6 53 2 2 3 40 CAUC C50 148 0 38 6 3 8 141 3 42 4 3 3 134 3 46 7 2 9 126 9 51 4 2 5 50 CAUC C50 179 9 52 0 3 4 171 5 56 9 3 0 162 8 62 5 2 6 153 3 68 7 2 2 50 CAUC C60 183 7 48 5 3 8 175 6 53 4 3 3 167 0 58 7 2 8 158 0 64 6 2 4 60 CAUC C60 215 1 60 4 3 5 205 4 66 3 3 1 195 1 72 8 2 7 184 3 80 0 2 3 60 CAUC C80 217 9 55 3 3 9 208 6 61 0 3 4 198 6 67 0 3 0 188 4 73 8 2 5 20 CAUC C20 77 4 20 6 3 7 73 ...

Page 23: ... EER and IPLV values include compressor and control kW 3 kW input is for compressors only Table PD 6 Part load performance for CGWF 20 60 ton 50 Hz in English units Unit Size 100 IPLV Tons 16 7 20 kW 12 4 21 0 EER 16 1 Tons 20 6 25 kW 15 5 20 9 EER 16 0 Tons 24 5 30 kW 18 5 20 7 EER 15 9 Tons 33 0 40 kW 24 5 21 3 EER 16 2 Tons 40 8 50 kW 30 6 20 3 EER 16 0 Tons 50 1 60 kW 37 6 20 4 EER 16 0 Notes ...

Page 24: ...CG PRC012 EN 24 Figure PAF 1 Ethylene glycol performance adjustment factors Figure PAF 2 Propylene glycol performance adjustment factors Adjustment Factors Performance Data ...

Page 25: ...1 16 1 23 1 31 1 39 60 1 00 1 05 1 09 1 12 1 16 1 21 Table PAF 2 Pressure drop correction factor Leaving Water Percent of Propylene Glycol Temperature 0 10 20 30 40 50 0 NA NA NA NA 1 63 1 90 10 NA NA NA 1 42 1 55 1 74 20 NA NA 1 24 1 34 1 46 1 62 30 NA 1 11 1 19 1 28 1 39 1 53 40 1 00 1 07 1 15 1 23 1 33 1 45 50 1 00 1 04 1 11 1 19 1 28 1 39 60 1 00 1 00 1 03 1 08 1 13 1 20 Figure PAF 3 Ethylene ...

Page 26: ...CG PRC012 EN 26 Performance Data Chart PD 1 CGWF evaporator Chart PD 2 CGWF condenser Pressure Drops ...

Page 27: ...ty Each Each kW 208 230 60 88 125 110 39 251 0 16 20 380 60 45 60 60 2 10 20 142 0 16 460 60 38 50 50 17 117 0 16 575 60 32 45 40 14 94 0 16 400 50 38 50 50 17 117 0 16 208 230 60 112 150 150 58 39 376 251 0 16 25 380 60 59 80 80 1 10 31 20 215 142 0 16 460 60 50 70 70 1 15 26 17 178 117 0 16 575 60 40 60 60 21 14 143 94 0 16 400 50 48 70 70 25 17 178 117 0 16 208 230 60 131 175 175 58 376 0 16 30...

Page 28: ...CG PRC012 EN 28 Electrical Data and Connections Typical Wiring Diagram ...

Page 29: ...29 CG PRC012 EN Electrical Data and Connections Typical Wiring Diagram ...

Page 30: ...CG PRC012 EN 30 Electrical Data and Connections Field Layout ...

Page 31: ...31 CG PRC012 EN Electrical Data and Connections Field Layout ...

Page 32: ...5 218 143 797 25 Ton 2 8 1 2 4 8 1 3 3 8 4 1 8 8 5 8 5 5 8 2 7 3 8 51 216 1423 391 105 218 143 797 30 Ton 2 1 2 7 3 4 4 6 1 2 1 5 3 8 2 1 4 12 8 2 8 3 16 64 197 1384 441 57 305 203 818 Notes 1 Dimensions in are in millimeters 2 Dimensional tolerance 1 4 6 4 3 These dimensions for left hand condenser connections CGWF 20 30 Ton ...

Page 33: ...2 1 2 1 3 3 4 6 5 1 2 1 4 1 4 4 3 8 64 400 1968 413 111 50 Ton 3 1 3 1 2 6 5 1 6 1 8 2 1 2 76 394 1956 480 64 Notes 1 Dimensions in are in millimeters 2 Dimensional tolerance 1 4 6 4 3 These dimensions for left hand condenser connections Dimensional Data ...

Page 34: ...CG PRC012 EN 34 CGWF 60 Ton Dimensional Data ...

Page 35: ...0 Ton 7 3 4 3 10 3 4 2 1 2 2 1 7 8 1 5 3 8 3 10 Metric Dimensions mm Unit Size A B C D E F 20 Ton 216 1207 51 610 394 1041 25 Ton 216 1207 51 603 394 1041 30 Ton 197 1187 64 657 441 1168 Notes 1 Add 3 4 19 mm for units with insulation 2 Dimensional tolerance 1 4 6 4 3 Tube installation at either end of evaporator CCAF 20 30 Ton Dimensional Data ...

Page 36: ... 2 1 3 1 2 2 0 7 8 3 3 10 1 6 1 8 Metric Dimensions mm Unit Size A B C D E F 40 Ton 1568 400 591 64 1041 413 50 Ton 1562 394 638 76 1168 480 60 Ton 1562 394 632 76 1168 460 Notes 1 Dimensions in are in millimeters 2 Add 3 4 19 mm for units with insulation 3 Dimensional tolerance 1 4 6 4 4 Tube installation at either end of evaporator CCAF 40 60 Ton Dimensional Data ...

Page 37: ...20 1246 1350 1771 Shipping Wt pounds 1522 1600 2014 2366 2626 3376 kilogram 690 726 914 1073 1191 1531 Table W 2 Weights CCAF compressor chillers Unit 20 25 30 40 50 60 Operating Wt pounds 1004 1079 1274 1509 1808 1982 kilogram 456 490 579 685 821 900 Shipping Wt pounds 1430 1605 1836 1792 2166 2494 kilogram 649 729 834 814 984 1133 Weights ...

Page 38: ...ompletely independent and shall include liquid line and discharge line service valves filter dryer combination moisture indicator sightglass charging port insulated suction line liquid line solenoid valve and thermal expansion valve Isolation valves provide means of isolating refrigerant charge in either the high or low pressure side while servicing One refrigerant circuit on 20 to 30 tons two ref...

Page 39: ...roller via the operator interface The controller is capable of receiving signals contemporaneously from a variety of control sources in any combination and priority order of control sources can be programmed The control source with priority determines active setpoints via the signal it sends to the control panel Control sources may be the local operator interface standard a 4 20 mA or 2 10 VDC sig...

Page 40: ...sign and specifications without notice Literature Order Number File Number Supersedes Stocking Location Trane A business of American Standard Companies www trane com For more information contact your local sales office or e mail us at comfort trane com CG PRC012 EN CG PRC012 EN 104 CG PRC011 EN 102 Inland ...