IOM Manual
Contents
1. 70 5 80 5 18 67 4 60 18 60 z 4 67 12 445 12 50 18 30 12 25 20 12 20 10 14 20 10 14 425 o r 6 20 10 0 10 20 20 10 0 10 20 A Evaporator leaving water temperature C A Evaporator leaving water temperature C B Saturated condensing temperature C B Saturated condensing temperature C Figure 27 CGWN operating limits 350 kW 500 kW Figure 28 CCUN operating limits 350 kW 500 kW 70 70 60 1 60 50 50 40 40 30 30 a 20 20 10 1 40 0 T T 1 0 I 20 10 0 10 20 20 10 0 10 20 ELWT C ELWT C CLWT Condenser Leaving Water Temperature SCT Saturated Condensing temperature ELWT Evaporator Leaving Water Temperature ELWT Evaporator Leaving Water Temperature 39 CG SVX06D E4 S TRANE 40 General Start up Preparation Carry out all operations on check list so that the unit is correctly installed and ready to operate The installer must check all the following points before calling in the Trane Servicing Department to put the equipment into service e Check position of the unit e Check unitis level e Check type and position of the rubber pads e Check clearance required for maintenance Refer to certified drawings e Check clearance around condenser access if split installation CCUN remote condenser Refer to certified drawings e Chilled water circuit ready to operate filled with water pressure test carried out and2. 5 10 15 20 25 CWFR Condenser Waterflow Rate CWPD Condenser Water Pressure Drop Note Pumps remain the same when variable speed drive option is selected CWFR I s 30 35 40 47 TRANE General Start up Figure 38 Condenser available pressure Standard units Variable speed pump 212 215 200 150 A 100 50 Sha 215 212 214 0 0 5 10 15 20 25 30 35 CWFR l s CWFR Condenser Waterflow Rate CWPD Condenser Water Pressure Drop 48 CG SVX06D E4 S TRANE General Start up When ethylene glycol is added in the chilled water circuit the following adjustment factors have to be taken in account Figure 39 Ethylene Glycol recommended concentration 40 35 25 20 15 Concentration 10 LWT C LWT Lowest water temperature CG SVX06D E4 49 50 S TRANE General Start up Figure 40 Propylene Glycol recommended concentration 45 40 35 30 25 20 Concentration LWT Lowest water temperature CG SVX06D E4 S TRANE General Start up Table 20 Correction factors to apply when glycol is used in water loops Fluid Type Glycol Concentration Performance Evaporator Condenser Evaporator Condenser F CC F PI F FLEVP F PDEVP F FLCDS F PDCDS Water only 0 0 1
3. 100 a a 10 iu e S EE FREE w amp V Gi 10 100 EWFR l s EWFR Evaporator Waterflow Rate EWPD Evaporator Water Pressure Drop Figure 31 Standard units condenser pressure drop 100 10 CWPD kPa 1 10 100 CWFR l s CWFR Condenser Waterflow Rate CWPD Condenser Water Pressure Drop 44 CG SVX06D E4 CG SVX06D E4 General Start up S TRANE Figure 32 Evaporator available pressure Standard and High Efficiency units Low head pressure Single pump 205HE ENNA 2 206HE 06 208 205 207 I 20e 70 N 10 EWFR Evaporator Waterflow Rate EWPD Evaporator Water Pressure Drop Figure 33 Evaporator available pressure Standard and High Efficiency units Low head pressure Dual pump EWPD kPa 200 180 160 140 120 100 80 60 40 20 15 EWFR L s 205HE 208 212 206HE 205 207 N13 210 09 206 211 215 214 EWFR Evaporator Waterflow Rate EWPD Evaporator Water Pressure Drop 15 EWFR L s 20 25 45 S TRANE General Start up Figure 34 Evaporator available pressure Standard and High Efficiency units High
4. Standard 4 fans per circuit Stage Number of Fans Relays Energized Capacity 1 2 3 4 0 0 0 0 0 0 0 00 1 1 1 0 0 0 25 00 2 2 1 0 1 0 50 00 3 3 0 0 1 1 75 00 4 4 1 0 1 1 100 00 Table 19 Fan staging Example 4 fans per circuit with first fan 2 speed Low Ambient 2 Speed 4 fans per circuit Stage Number of Fans Relays Energized Capacity 1 2 3 4 0 0 0 0 0 0 0 00 1 0 5 1 0 0 0 12 50 2 1 0 0 1 0 25 00 3 15 1 0 1 0 37 50 4 2 0 0 0 1 50 00 5 2 5 1 0 0 1 62 50 6 3 0 0 1 1 75 00 7 3 5 1 0 il 1 87 50 8 4 0 1 1 1 100 00 38 CG SVX06D E4 Figure 25 CGWN operating limits 180 kW 350 kW Installation S TRANE Operating range CAUTION Maximum operating time for low condensing water outlet is 1 minute The compressor shall become noisy The envelope represents the operating range in which the unit will work without control limitation To keep the unit operating in this envelope be careful to adjust setpoints inside with a clearance equal to half the dead band Check also compressor suction superheat for being close to 5 or 6 C for low chilled leaving water temperature to minimize compressor discharge temperature For very high leaving condensing water temperature above 55 C the refrigerant charge can be minimized by 20 Figure 26 CCUN operating limits 180 kW 350 kW CLWT C
5. 1 Conditions Evap 12 C 7 C Saturated discharge 45 C 5 C subcooling 2 per circuit 10 3 Max rated conditions 4 Dual Pump Option CG SVX06D E4 S TRANE General Data Table 6 Condenserless units CCUN High Efficiency HE R410A CCUN CCUN CCUN 205 HE 206 HE 207 HE Eurovent Performances 1 Net Cooling Capacity kW 175 0 206 7 239 1 Total Power input in cooling kW 45 6 53 8 62 0 Evaporator water pressure drop kPa 22 29 30 Evaporator head pressure available 4 kPa 90 70 70 Main Power supply 400 3 50 Sound Power Level 4 dBA 82 82 83 Sound Power Level w sound attenuation jacket 4 dBA 79 79 80 Units Amps Nominal 3 A 32 51 72 Start up Amps Standard unit A 262 326 381 With soft starter option A 98 240 277 Short circuit unit capacity kA 15 15 15 Max supply cable size mm 50 50 50 Min supply cable size mm 35 35 50 Compressor Number 4 Type Scroll Model 15T 15T 15T 20T 20T 20T Speeds number 1 Motors Number 1 Rated Amps compA CompB 3 A 31 31 31 40 40 40 Locked rotor Amps compA CompB A 160 160 160 215 215 215 Motor RPM rom 2900 2900 2900 Power factor compA CompB 0 82 0 82 0 82 0 87 0 87 0 87 Sump Heater compA CompB W 160 160 160 160 160 160 Evaporator Number 1 Type Brazed plate Model DP400 154 D
6. Figure 4 CGWN hydraulic flow chart without hydraulic module 212 215 Or BON Very gt Insulated evaporator Valve for air vent 1 4 SAE Male pressure tab 1 4 SAE Male drain tab Condenser CW Chilled water loop HW Condensation water loop TT Temperature sensor FT Water flow switch For sizes 205 to 207 standard head 3 e For sizes 208 to 215 19 S TRANE Installation Figure 5 CCUN hydraulic flow chart without hydraulic module 205 211 Figure 6 CCUN hydraulic flow chart without hydraulic module 212 215 a a w CW 1 Insulated evaporator CW Chilled water loop 2 Valve for air vent TT Temperature sensor 3 Ya SAE Male pressure tab FT Water flow switch 4 a SAE Male drain tab e For sizes 205 to 207 standard head 3 For sizes 208 to 215 20 CG SVX06D E4 CG SVX06D E4 Installation D ru Figure 7 CGWN hydraulic flow chart with hydraulic module on both evaporator and condenser sides 205 211 N O0 BW D aaa re Insulated evaporator Valve for air vent 1 4 SAE Male pressure tab 1 4 SAE Male drain tab Condenser Water strainer Expansion Tank Pressure relief valve Single or double evaporator pump Drain pan Condenser pump Check valve CW Chi
7. head pressure Single pump 300 250 200 150 EWPD kPa 100 50 207 209 211 15 EWFR Evaporator Waterflow Rate EWPD Evaporator Water Pressure Drop 20 EWFR L s 25 30 35 Figure 35 Evaporator available pressure Standard and High Efficiency units High head pressure Dual pump 300 250 200 EWPD kPa a a a 212 205HE 207HE N 205 206HE 214 215 213 206 208 207 209 210 211 10 EWFR Evaporator Waterflow Rate EWPD Evaporator Water Pressure Drop 46 20 EWFR L s 25 30 35 CG SVX06D E4 CG SVX06D E4 General Start up Figure 36 Condenser available pressure Standard and High Efficiency units Low head pressure S TRANE 200 210 160 180 gt 140 120 100 CWPD kPa 206 205HE D 213 214 N O 209 212 CWFR Condenser Waterflow Rate CWPD Condenser Water Pressure Drop Note Pumps remain the same when variable speed drive option is selected Figure 37 Condenser available pressure Standard and High Efficiency units High head pressure 200 20 CWFR V s 25 30 35 180 160 140 120 100 CWPD kPa 80 60 40 20
8. 2 Balancing valve adjusts water flow 3 Air purge allows to remove the air from the water circuit during fill up 4 Stop valves isolate chillers and water circuiting pump during maintenance operations 5 Thermometers indicate chilled water entering and leaving temperatures not mandatory 6 Expansion compensators avoid mechanical stress between chiller and piping installation 7 Stop valve located on the outlet connection used to measure the water pressure inlet or outlet of evaporator 8 Strainer avoid to get heat exchangers dirty All installation must be equipped with efficient strainer in order that only clean water enters into exchanger If there is no strainer reserve will be formulated by the Trane technician at the start up of the unit The strainer used must be able to stop all particles with a diameter greater than 1 6 mm 9 Draining the plate heat exchanger used to drain Note To protect the environment it is compulsory to recover and process glycol brines 25 S TRANE Installation Refrigerant line connections Piping Maximum distances and refrigerant line diameters between units must be checked according to the configuration and system operating conditions Chilled water temperature and subcooling Tables 12 14 provide the maximum acceptable height according to subcooling available and recommended diameters for discharge liquid lines when CCUN condenserless chillers are connect
9. Note If machinery room can be exposed to temperature below 0 C systems 2 3 and 4 must be used Figure 19 Freezing point versus ethylene glycol percentage Brine temperature C Ethylene glycol 1 Liquid 2 Freezing without burst effect 3 Freezing with burst effect 33 S TRANE 34 Installation Electrical connections CAUTION 1 Cabling must comply with local CAUTION standards The type and location 1 The greatest care should be taken of fuses must also comply with when cutting through passages standards As a safety measure and installing electric wiring fuses should be visibly installed Under no circumstances should close to the unit chips of metal or cuttings of 2 Only copper wiring should be copper or isolating material fall used Using aluminium wires can into the starter panel or electric produce galvanic corrosion and components Relays contactors possibly lead to superheat and terminals and control wiring failure of connection points should be covered and protected before power supplies are Soft starter recommended setting connected Acceleration time 0 5 ds full 2 Install power supply cabling as Cerera Om ANS RENE shown in wiring diagram speed Adequate cable gland should be Start up torque 50 chosen ensuring no foreign bodies enter the electrical housing or components Use adjustment setting button Deceleration time 0 seconds Figure 20 CGWN a
10. TRANE Cooling and Heating Systems and Services Installation Operation Maintenance Indoor liquid chiller with integrated hydraulic module Water cooled CGWN 205 206 207 208 209 210 211 212 213 214 215 Condenserless CCUN 205 206 207 208 209 210 211 212 213 214 215 iquaStream 6 mane astan O q I CG SVX06D E4 S TRANE Trane Air Conditioning and Refrigeration equipment Environmental Protection Compliance with F Gas regulation This equipment contains a fluorinated gas covered by the Kyoto Protocol or an ozone depleting substance covered by Montreal Protocol The type and quantity of refrigerant per circuit is indicated on the product nameplate Global Warming Potential of the refrigerant implemented in Trane Air Conditioning and Refrigeration Equipment Refrigerant type GWP 1 value R407C 1 653 R22 2 1 780 R410A 1 975 The operator contractor or end user must check local environmental regulations impacting installation operation and disposal of the equipment in particular need to recover environmentally harmful substances refrigerant oil antifreeze agents etc Do not vent into the atmosphere any refrigerant The handling of refrigerant shall be fulfilled by a qualified service engineer 1 GWP global warming potential 2 Covered by Montreal Protocol CG SVX06D E4 CG SVX06D E4 S TRANE General i
11. are followed e Follow the instruction stuck inside the electrical cabinet e Put the plexiglass supplied by Trane in front of the power terminal e Ensure all water and refrigerant valves are in service positions e Ensure that the unit is not damaged e Ensure that sensors are properly installed in their bulb wells and submerged in heat conducting product e Check fixing of capillary tubes protection from vibration and from wear and ensure that they are not damaged e Reset all manually set control devices e Check refrigerating circuits tightness Checking and setting Compressors Check oil level at rest The level should reach at least the minimum oil level on the indicator located on oil equalization line see figure 30 when the compressors have been OFF for 3 minutes for a packaged unit CGWN and after 10 minutes OFF time for a split unit CCUN with remote condenser See the Compressor oil level at oil equalization line for correct level Check fixing of capillary tubes protection from vibration and from wear and ensure that they are not damaged Reset all manually set control devices Check refrigerating circuits tightness Check electrical terminals tightening of the motors and in the control panel Check the isolation of the motors using a 500V DC megohmeter which meets manufacturer s specifications minimum value 2 megohms Check the direction of the rotation using phasemeter CAUTION Imprope
12. 11 8 CCU 207 5 8 7 8 1 1 8 CCU 208 7 8 11 8 1 3 8 CCU 209 7 8 11 8 1 3 8 CCU 210 7 8 11 8 1 3 8 CCU 211 7 8 11 8 1 3 8 CCU 212 11 8 1 3 8 1 5 8 CCU 213 1 1 8 1 3 8 1 5 8 CCUN 214 11 8 1 3 8 1 5 8 CCU 215 11 8 1 3 8 15 8 Table 15 Recommended liquid line diameters for vertical or horizontal risers Circuit 2 Required liquid pipe diameter Circuit 2 Unitsze 12 10 8 6 4 2 0 2 4 6 8 0 2 4 CCU 205 5 8 7 8 1 1 8 CCU 206 5 8 7 8 11 8 CCU 207 5 8 7 8 11 8 CCU 208 7 8 1 1 8 1 3 8 CCUN 209 7 8 1 1 8 1 3 8 CCU 210 7 8 1 1 8 1 3 8 CCU 211 7 3 11 8 1 3 8 CCU 212 11 8 1 3 8 CCU 213 11 8 1 3 8 1 5 8 CCU 214 1 1 8 1 3 8 1 5 8 CCU 215 11 8 1 3 8 1 5 8 30 CG SVX06D E4 CG SVX06D E4 Installation S TRANE Insulation Insulate refrigerant lines from building itself to avoid transmission to building structure of vibrations normally caused by pipework Also avoid bypassing the unit s damping system by fixing the refrigerant lines or the electrical ducts very rigidly Vibrations may propagate into building structure through rigidly fixed refrigerant lines Pressure tests and leak detection WARNING During operations take the following precaution 1 Neither oxygen nor acethylene should be used instead of refrigerant and nitrogen to detect leaks otherwise a violent explosion may occur 2 Alway
13. Max supply cable size mm 50 50 150 Min supply cable size mm 35 35 50 Compressor Number 4 Type Scroll Model 15T 15T 15T 20T 20T 20T Speeds number 1 Motors Number 1 Rated Amps compA CompB 3 A 31 31 31 40 40 40 Locked rotor Amps compA CompB A 160 160 160 215 215 215 Motor RPM rom 2900 2900 2900 Power factor compA CompB 0 82 0 82 0 82 0 87 0 87 0 87 Sump Heater compA CompB W 160 160 160 160 160 160 Evaporator Number 1 Type Brazed plate Model DV58 138 DV58 154 DV58 170 Water volume total I 32 4 32 4 34 1 Antifreeze Heater W s Evaporator Water Connections Grooved pipe connections Diameter 3 80 3 80 4 100 Max water side operating pressure without hydraulic module kPa 1000 1000 1000 with hydraulic module kPa 400 400 400 Condenser Number Type Brazed plate Model DP400 162 DP400 162 DP400 186 Water volume total I 34 1 34 1 39 2 Antifreeze Heater W Condenser Water Connections Grooved pipe connection Diameter 3 80 Antifreeze heater W Max water side operating pressure without hydraulic module kPa 1000 000 1000 with hydraulic module suction discharge kPa 400 640 400 640 400 640 Dimensions Height mm 842 Length mm 2545 Width mm 880 Operating Weight Base Unit kg 1460 450 1470 Evap Hyd Kit kg 1550 540 1640 Evap Cds Hyd Kit kg 1620 610 1740 Shipping Weight Base Unit kg 1360 350 1340 Evap Hyd Kit kg 1450 440 1510 Evap Cds Hyd Kit kg 1520 510 1610 System
14. Model 15T 15T 15T 20T 20T 20T 20T 25T 25T 25T 25T 30T 30T 30T Speeds number 1 Motors Number 1 Rated Amps compA CompB A 31 31 31 40 40 40 40 52 52 52 52 58 58 58 Locked rotor Amps compA CompB A 160 160 160 215 215 215 215 260 260 260 260 320 320 320 Motor RPM rpm 2900 Power factor compA CompB 0 82 0 82 0 82 0 87 0 87 0 87 0 87 0 84 0 84 0 84 0 84 0 88 0 88 0 88 Sump Heater compA CompB W 160 160 Evaporator Number 1 Type Brazed plate Model DP400 74 DP400 90 DP400 114 DP400 162 DP400 186 DP400 186 DP400 206 Water volume total L 15 6 18 9 24 0 34 1 39 2 39 2 43 4 Antifreeze Heater W gt 7 Evaporator Water Connections Grooved pipe connections Diameter 3 oF 4 4 4 4 4 Max waterside operating pressure without hydraulic module kPa 1000 with hydraulic module kPa 400 Remote condenser connections Discharge line diameter circuit 1 amp 2 1 3 8 3 8 3 8 1 5 8 5 8 5 8 5 8 Liquid line diameter circuit 1 amp 2 7 8 7 8 7 8 7 8 7 8 1 1 8 1 8 Dimensions Height mm 1842 842 842 1842 842 842 842 Length mm 2545 2545 2545 2545 2545 2545 2545 Width mm 880 880 880 880 880 880 880 Operating Weight Base Unit kg 1260 170 270 1280 420 480 550 Evap Hyd Kit kg 1350 260 440 1450 1590 650 1720 Shipping Weight Base Unit kg 1210 120 200 1190 320 380 450 Evap Hyd Kit kg 1300 210 370 1360 1490 550 620 System Data Refrigerant circuit 2 Capacity steps 4 4 4 4 4 4 4 Minimum capacity 25 21 25 22 25 23
15. Net Cooling Capacity kW 182 5 217 0 251 7 283 1 312 1 341 9 373 7 Total Power input in cooling kW 42 5 50 2 577 61 5 70 1 78 2 85 9 Evaporator water pressure drop kPa 57 59 55 42 42 50 54 Evaporator head pressure available 4 kPa 161 141 42 149 143 188 176 Condenser water pressure drop kPa 59 64 60 47 52 63 65 Condenser head pressure available kPa 51 134 38 162 150 132 117 Main Power supply 400 3 50 Sound Power Level 4 dBA 82 82 83 83 84 84 84 Sound Power Level 4 w sound attenuation jacket dBA 79 79 80 80 81 81 81 Units Amps Nominal 3 A 44 163 87 210 233 250 263 Start up Amps Standard unit A 274 338 395 418 441 512 525 With soft starter option A 210 252 291 314 337 384 397 Short circuit unit capacity kA 15 15 15 15 15 15 15 Max supply cable size mm 50 150 50 150 150 240 240 Min supply cable size mm 35 35 50 50 70 70 70 Compressor Number 4 Type Scroll Model 15T 15T 15T 20T 20T 20T 20T 25T 25T 25T 25T 30T 30T 30T Speeds number 1 Motors Number 1 Rated Amps compA CompB 3 A 31 31 31 40 40 40 40 52 52 52 52 58 58 58 Locked rotor Amps compA CompB A 160 160 160 215 215 215 215 260 260 260 260 320 320 320 Motor RPM rpm 2900 Power factor compA CompB 0 82 0 82 0 82 0 87 0 87 0 87 0 87 0 84 0 84 0 84 0 84 0 88 0 88 0 88 Sump Heater compA CompB W 160 160 Evaporator Number 1 Type Brazed plate Model DP400 74 DP400 90 DP400 114 DP400 162 DP400 186 DP400 186 DP400 206 Water volume total
16. rpm 2900 2900 2900 2900 Power factor compA CompB 0 87 0 87 0 87 0 87 0 87 0 87 0 87 0 87 Sump Heater compA CompB w 150 150 150 150 Evaporator Number 1 Type Brazed plate Model AC350 190DQ AC350 190DQ AC350 210DQ AC350 230DQ Water volume total L 38 38 42 46 Antifreeze Heater W gt Evaporator Water Connections Grooved pipe connections Diameter 4 Max waterside operating pressure without hydraulic module kPa 1000 1000 1000 1000 with hydraulic module kPa 400 400 400 400 Condenser Number 2 Type Brazed plate Model B400T 94p 114p B400T 114p 114p B400T 114p 144p B400T 144p 144p Water volume total L 19 23 23 23 23 29 29 29 Antifreeze Heater W 7 Condenser Water Connections Grooved pipe connections Diameter 5 Max waterside operating pressure without hydraulic module kPa 1000 1000 1000 1000 with hydraulic module kPa 400 400 400 400 Dimensions without Hydraulic Module Height mm 1950 1950 1950 1950 Length mm 2808 2808 2808 2808 Width mm 878 878 878 878 Dimensions with Hydraulic Module Height mm 1950 1950 1950 1950 Length mm 3498 3498 3498 3498 Width mm 878 878 878 878 Operating Weight Base Unit w o Hyd Kit kg 2232 2442 2525 2640 Base Unit with Hyd Kit kg 2128 2337 2420 2500 Evap Hyd Kit kg 490 490 490 490 Cds Hyd Kit kg 374 374 374 374 Evap Cds Hyd Kit kg 682 682 682 682 Shipping Weight Base Unit w o Hyd Kit kg 2109 2315 2387 2492 Base Unit with Hyd Kit kg 2048 225
17. 00 1 00 1 00 1 00 1 00 1 00 10 0 0 99 1 00 02 1 02 00 1 00 20 0 0 98 1 00 05 1 06 00 1 00 30 0 0 97 1 00 10 10 00 1 00 Ethylene Glycol 0 10 1 00 1 00 1 00 1 00 1 02 1 05 0 20 1 00 1 01 1 00 00 1 04 1 09 0 30 1 00 1 02 1 00 1 00 1 08 1 14 10 0 0 99 1 00 01 1 05 00 1 01 20 0 0 97 1 00 03 1 10 00 1 00 30 0 0 96 1 00 05 1 17 00 01 Mono Propylene Glycol 0 10 1 00 1 01 1 00 1 00 1 01 06 0 20 1 00 1 01 1 00 00 1 02 1 13 0 30 0 99 1 02 1 00 1 00 1 05 121 CG SVX06D E4 51 S TRANE 52 General Start up The correction factors found in the table above can be applied as follows 1 Cooling capacity with glycol kW F CC x Cooling capacity water kW found in the General data section 2 Power Input with glycol kW F PI x Power Input water kW found in the General data section 3 Water Flow Evaporator with glycol Litres sec F FLEVP x Cooling capacity with glycol kW x 0 239 x 1 Delta T Evaporator C 4 Water Pressure drop Evaporator with glycol kPa F PDEVP x Water Pressure drop Evaporator water kPa refer to the Standard units evaporator pressure drop and HE units evaporator pressure drop figures CGWN Only 5 Water Flow Condenser with glycol Litres sec F FLCDS x Cooling capacity with glycol kW Power input with glycol kW x 0 239 x 1 Delta T Condenser C 6 Water Pressure drop Condenser with glycol kPa F PDCDS x Water Pressure dro
18. 25 Refrigerant Charge 2 Circuit 1 amp 2 kg 3 3 3 3 3 3 3 Oil Charge 2 Circuit 1 amp 2 I 13 4 13 4 13 4 13 4 13 4 13 9 14 4 1 Conditions Evap 12 C 7 C Saturated discharge 45 C 5 C subcooling 2 per circuit 3 Max rated conditions 4 Dual Pump Option CG SVX06D E4 9 S TRANE General Data Table 5 Condenserless units CCUN standard R407C CCUN CCUN CCUN CCUN 212 213 214 215 Eurovent Performances 1 Net Cooling Capacity kW 385 6 4173 450 4 486 9 Total Power input in cooling KW 99 0 108 5 120 5 131 1 Evaporator water pressure drop kPa 38 44 46 45 Evaporator head pressure available 4 kPa 242 227 211 197 Main Power supply 400 3 50 Sound Power Level 4 dBA 87 88 88 90 Sound Power Level w sound attenuation jacket 4 dBA 84 85 85 87 Units Amps Nominal 3 A 280 306 339 369 Start up Amps Standard unit A 532 557 590 624 With soft starter option A 408 434 467 499 Short circuit unit capacity kA 15 15 15 15 Max supply cable size mm 185 185 240 240 Min supply cable size mm 240 240 240 240 Compressor Number 5 6 6 6 Type Scroll Model 25T 30T 25T 25T 30T 30T Speeds number 1 Motors Number 1 Rated Amps _ compA CompB 3 A 52 62 5 52 52 52 62 5 62 5 62 5 Locked rotor Amps_ compA CompB A 272
19. 310 272 272 272 310 310 310 Motor RPM rom 2900 2900 2900 2900 Power factor compA CompB 0 87 0 87 0 87 0 87 0 87 0 87 0 87 0 87 Sump Heater compA CompB W 150 150 150 150 Evaporator Number 1 Type Brazed plate Model AC350 190DQ AC350 190DO AC350 210DO AC350 230DQ Water volume total 0 38 38 42 46 Antifreeze Heater W no no no no Evaporator Water Connections Grooved pipe connections Diameter 4 Max waterside operating pressure without hydraulic module kPa 1000 000 000 000 with hydraulic module kPa 400 400 400 400 Remote condenser connections Discharge line diameter circuit 1 amp 2 2 1 8 21 8 21 8 2 1 8 Liquid line diameter circuit 1 amp 2 1 3 8 3 8 3 8 3 8 Dimensions without Hydraulic Module Height mm 1950 950 950 950 Length mm 2808 2808 2808 2808 Width mm 878 878 878 878 Dimensions with Hydraulic Module Height mm 1950 950 950 950 Length mm 3498 3498 3498 3498 Width mm 878 878 878 878 Operating Weight Base Unit w o Hyd Kit kg 1879 2070 2120 2180 Base Unit with_Hyd Kit kg 1880 2071 2122 2182 Evap Hyd Kit kg 490 490 490 490 Shipping Weight Base Unit w o Hyd Kit kg 1832 2023 2070 2130 Base Unit with_Hyd Kit kg 1842 2033 2080 2136 Evap Hyd Kit kg 432 432 432 432 System Data Refrigerant circuit 2 Capacity steps 4 4 4 4 Minimum capacity 22 33 30 33 Refrigerant Charge 2 Circuit A amp B kg Holding charge Oil Charge 2 Circuit A amp B I 20 4 12 6 20 4 20 4 18 9 20 4 18 9 18 9
20. A mm B mm C mm D mm CGWN 205 CGWN 206 CGWN 207 CGWN 208 CGWN 209 CGWN 210 CGWN 211 CGWN 212 CGWN 213 CGWN 214 CGWN 215 CGWN 205 HE CGWN 206 HE CGWN 207 HE CCUN 205 CCUN 206 CC CC CC CC CC CC CC CC CC CC CC CC 1100 600 500 2400 208 209 210 211 212 213 214 215 205 HE 206 HE 207 HE CIC CI IC IC IC I CI C C C C C CC 16 CG SVX06D E4 CG SVX06D E4 Installation S TRANE Minimal installation water content The water volume is an important parameter because it allows a stable chilled water temperature and avoids short cycle operation of the compressors Parameters which influence the water temperature stability Water loop volume Load fluctuation Number of capacity steps Compressors rotation Dead band Minimum time between 2 starts of a compressor The following table gives the minimal installation water content recommended according to all these parameters for both comfort and process cooling application Table 10 Minimal water content Water treatment Untreated or insufficiently treated water if used in this unit may cause scale slime or algae to accumulate or cause erosion and corrosion As Trane does not know the components used in the hydraulic network and the quality of the water used we recommend the services of a qualified water treatment specialist The foll
21. vertical riser Smaller riser trap CG SVX06D E4 Table 12 Recommended discharge line diameters for horizontal risers Circuit 1 Installation S TRANE Required discharge pipe diameter Circuit 1 Unit size 12 10 8 6 4 2 0 2 4 6 10 12 14 CCU 205 7 8 1 1 8 1 3 8 CCU 206 7 8 1 1 8 1 3 8 CCU 207 7 8 1 1 8 1 3 8 CCU 208 1 1 8 13 8 15 8 CCU 209 1 1 8 1 3 8 1 5 8 CCU 210 1 1 8 13 8 1 5 8 CCU 211 1 1 8 13 8 1 5 8 CCU 212 1 5 8 2 1 8 CCU 213 1 5 8 2 1 8 CCU 214 1 5 8 2 1 8 2 5 8 CCU 215 1 5 8 2 1 8 2 5 8 Table 13 Recommended discharge line diameters for horizontal risers Circuit 2 Required discharge pipe diameter Circuit 2 Unit size 12 10 8 6 4 2 0 2 4 6 10 12 14 CCU 205 7 8 1 1 8 13 8 CCU 206 7 8 1 1 8 13 8 CCU 207 7 8 1 1 8 13 8 CCU 208 11 8 1 3 8 568 CCU 209 11 8 1 3 8 1 5 8 CCU 210 1 1 8 13 8 1 5 8 CCU 211 1 1 8 13 8 1 5 8 CCU 212 13 8 15 8 21 8 CCU 213 1 5 8 2 1 8 CCU 214 1 5 8 2 1 8 CCU 215 1 5 8 2 1 8 2 5 8 CG SVX06D E4 29 S TRANE Installation Table 14 Recommended liquid line diameters for vertical or horizontal risers Circuit 1 Required liquid line pipe diameter Circuit 1 Unit size 12 10 8 6 4 2 0 2 4 6 8 10 12 14 CCU 205 5 8 7 8 1 1 8 CCU 206 5 8 7 8
22. 205 211 1 Connection for pressure relief valve circuit 1 2 Connection for pressure relief valve circuit 2 32 Figure 18 Installing pressure relief valve 212 215 1 Connection for pressure relief valve circuit 1 2 Connection for pressure relief valve circuit 2 CG SVX06D E4 CG SVX06D E4 S TRANE Installation Winter freeze protection CAUTION i There is a risk of freeze up of the During negative ambient air evaporator circuit due to internal temperature chilled water piping refrigerant migration if the must be fully insulated Ensure that condenser circuit is maintained at a all safeties are taken to prevent frost low temperature below 0 C for a damage during negative ambient air long period during the cold season temperature The following systems If necessary provide isolation can be used valves on the condenser water 1 Electrical heater mounted on all circuit CGWN CCUN is protected water piping exposed to negative against refrigeration migration by a temperatures liquid solenoid valve 2 Start chilled water pump during negative ambient air temperature When using the freeze protection by 3 Add ethylene glycol in the chilled pump activation during the cold water season water must be able to 4 Drain water circuit however be circulate freely aware of corrosion process when Check that no closure valve on drained other device might block waterflow
23. 3 2326 2408 Evap Hyd Kit kg 432 432 432 432 Cds Hyd Kit kg 317 317 317 317 Evap Cds Hyd Kit kg 662 662 662 662 System Data Number of Refrigerant circuit 2 Capacity steps 5 6 6 6 Minimum capacity 18 16 15 16 Refrigerant Charge 2 Circuit A amp B kg 22 21 22 22 25 23 26 26 Oil Charge 2 Circuit A amp B 20 4 12 6 20 4 20 4 18 9 20 4 18 9 18 9 1 at Eurovent Conditions Evap 12 C 7 C Condenser 30 C 35 C 2 per circuit 3 Max rated conditions 4 Dual Pump Option CG SVX06D E4 7 S TRANE General Data Table 3 Water Cooled units CGWN High Efficiency HE R410A CGWN CGWN CGWN 205 HE 206 HE 207 HE Eurovent Performances 1 Net Cooling Capacity kW 193 3 2274 262 4 Total Power input in cooling kW 40 1 479 55 7 Evaporator water pressure drop kPa 26 36 37 Evaporator head pressure available 4 kPa 88 56 160 Condenser water pressure drop kPa 31 42 41 Condenseur head pressure available kPa 77 54 173 Main Power supply Sound Power Level 4 dBA 82 82 83 Sound Power Level w sound attenuation jacket 4 dBA 79 79 80 Units Amps Nominal 3 A 44 63 187 Start up Amps Standard unit A 274 338 395 With soft starter option A 210 252 291 Short circuit unit capacity kA 15 15 15
24. 4 0 4 0 75 75 75 111 11 1 78 78 10 3 10 3 Motor RP rpm 2900 Expansion tank volume I 25 25 25 25 25 25 25 35 35 35 35 User volume expansion capacity 3 I 3600 3600 3600 3600 3600 3600 3600 5100 5100 5100 5100 Water strainer diameter 3 2 4 4 4 4 4 4 4 4 4 Piping Steel Table 8 Condenser hydraulic module 205 206 207 208 209 210 211 212 213 214 215 High head pressure option b Pump set 2 in parallel Motor 1 2 kW 3 3 4 4 4 4 4 75 75 75 75 Rated Amps 1 2 A 6 1 6 1 77 27 77 77 77 13 8 13 8 13 8 13 8 Motor RP rpm 2900 Low head pressure option b Pump set 2 in parallel Motor 1 2 kW 22 2 2 3 0 3 0 3 0 3 0 3 0 4 0 4 0 5 5 5 5 Rated Amps 1 2 A 4 2 4 2 6 1 6 1 6 1 6 1 6 1 78 78 10 3 10 3 Motor RP rpm 2900 Water strainer Diameter 4 4 4 4 4 4 4 4 4 4 4 Piping Steel 1 Per motor 2 Dual Pump Option 3 Hydrostatic pressure 3 bar at 25 C with 7 C mini 12 CG SVX06D E4 CG SVX06D E4 Installation S TRANE Unit nameplate The unit nameplate gives the complete model reference numbers The unit power rating is shown and power supplies should not deviate by more than 5 from the rated power Compressor motor amperage is shown in box I MAX The customer s electrical installation must be able to withstand this current Installation instructions Foundations No special foundations are required provided the supporting surface is f
25. D E4 Installation 3 D SCROLL OO ne Li 12 L Note Make sure phase order is correct Should the compressor be noisy reverse 2 phases Figure 24 Outdoor ambient air sensor connection 37 S TRANE Installation Interconnection between CCUN and Remote Condenser The CCUN has the capability to control the fan staging of the remote condenser if the option is taken Each refrigerant circuit can control from one up to 6 fans per circuit using a 4 output relays 10A 250VAC AC1 SPDT card option provided in the control box of the CCUN The external wiring to the remote condenser shall be connected Table 17 Control output relays directly to the terminal block for the optional fan relay cards CAUTION Power supply to the outdoor fan relays shall not be provided from the CCUN unless special care to the Voltage and to the power consumption was evaluated Output relay Fan 1 Fan 2 Fan 3 Fan 4 Fan 5 Fan 6 Low Speed High Speed Single speed Fan Option Two fan speed first fan a 1 amp 4 3 Single speed only fans 1 2 3 4 Two fan speed first fan I 1 3 4 Single speed only fans 1 2 3 4 4 Two fan speed first fan 1 3 4 4 Single speed only fans 1 2 3 4 4 4 Two fan speed first fan 5 1 3 4 4 4 Single speed only fans 1 2 3 3 4 4 Two fan speed first fan 1 3 3 4 4 Single speed only fans Table 18 Fan staging Example 4 fans per circuit single speed
26. Data Refrigerant circuit 2 Capacity steps 4 4 4 Minimum capacity 25 21 25 Refrigerant Charge 2 Circuit A amp B kg 15 15 7 Oil Charge 2 Circuit A amp B I 13 4 13 4 13 4 1 at Eurovent Conditions Evap 12 C 7 C Condenser 30 C 35 C 2 per circuit 3 Max rated conditions 4 Dual Pump Option CG SVX06D E4 S TRANE General Data Table 4 Condenserless units CCUN standard R410A CCUN CCUN CCUN CCUN CCUN CCUN CCUN 205 206 207 208 209 210 211 Eurovent Performances 1 Net Cooling Capacity kW 166 3 198 1 230 4 2577 281 9 311 4 343 8 Total Power input in cooling kW 45 6 53 8 62 0 69 8 777 86 4 95 1 Evaporator water pressure drop kPa 48 49 47 35 34 41 46 Evaporator head pressure available 4 kPa 178 61 153 160 157 200 189 Main Power supply 400 3 50 Sound Power Level 4 dBA 82 82 83 83 84 84 84 Sound Power Level 4 w sound attenuation jacket dBA 79 79 80 80 81 81 81 Units Amps Nominal 3 A 132 51 172 95 218 236 249 Start up Amps Standard unit A 262 326 381 404 427 498 511 With soft starter option A 198 240 277 300 323 370 383 Short circuit unit capacity KA 15 15 15 15 15 15 15 Max supply cable size mm 150 50 150 50 150 240 240 Min supply cable size mm 35 35 50 50 70 70 70 Compressor Number 4 Type Scroll
27. L 15 6 18 9 24 0 34 1 39 2 39 2 43 4 Antifreeze Heater W 5 lt gt Evaporator Water Connections Grooved pipe connection Diameter 3 8e 4 4 4 4 4 Max water side operating pressure without hydraulic module kPa 1000 with hydraulic module kPa 400 Condenser Number 1 Type Brazed plate Model DP400 90 DP400 114 DP400 134 DP400 186 DP400 206 DP400 206 DP400 222 Water volume total L 18 9 24 0 28 2 39 2 43 4 43 4 46 7 Antifreeze Heater W lt lt gt lt Condenser Water Connections Grooved pipe connection Diameter 3or4 3 or 4 3 or 4 4 4 4 4 Max water side operating pressure Without hydraulic module kPa 000 with hydraulic module suction discharge kPa 400 640 Dimensions Height mm 1842 842 842 842 1842 842 842 Length mm 2545 2545 2545 2545 2545 2545 2545 Width mm 880 880 880 880 880 880 880 Operating Weight Base Unit kg 1360 300 420 500 1650 710 790 Evap Hyd Kit kg 1450 390 590 670 1820 880 960 Evap Cds Hyd Kit kg 1520 460 690 1770 1920 1980 2060 Shipping Weight Base Unit kg 1290 220 320 370 1510 1570 650 Evap Hyd Kit kg 1380 1310 490 540 1680 1740 820 Evap Cds Hyd Kit kg 1450 380 590 640 1780 840 920 System Data Refrigerant circuit 2 Capacity steps 4 4 4 4 4 4 4 Minimum capacity 25 21 25 22 25 23 25 Refrigerant Charge 2 Circuit 1 amp 2 kg 10 11 13 17 18 18 19 Oil Charge 2 Circuit 1 amp 2 I 13 4 13 4 13 4 13 4 13 4 13 9 14 4 1 at Eurovent Conditions E
28. P400 154 DP400 162 Water volume total L 32 4 32 4 34 1 Antifreeze Heater W lt Evaporator Water Connections Grooved pipe connections Diameter g Max water side operating pressure without hydraulic module kPa 1000 000 1000 with hydraulic module kPa 400 400 400 Remote condenser connections Discharge line diameter circuit 1 amp 2 3 8 Liquid line diameter circuit 1 amp 2 7 8 7 8 7 8 Dimensions Height mm 842 Length mm 2545 Width mm 880 Operating Weight Base Unit kg 1330 240 1250 Evap Hyd Kit kg 1420 330 1420 Shipping Weight Base Unit kg 1270 170 1160 Evap Hyd Kit kg 1360 260 1330 System Data Refrigerant circuit 2 Capacity steps 4 Minimum capacity 25 21 25 Refrigerant Charge 2 Circuit 1 amp 2 kg Holding charge Oil Charge 2 Circuit 1 amp 2 I 13 4 13 4 13 4 1 Conditions Evap 12 C 7 C Saturated discharge 45 C 5 C subcooling 3 Max rated conditions 2 per circuit 4 Dual Pump Option CG SVX06D E4 11 S TRANE General Data Table 7 Evaporator hydraulic module 205 206 207 208 209 210 211 212 213 214 215 High head pressure option Nb Pump set 1 Motor 1 2 kW 4 0 4 0 5 5 5 5 5 5 75 75 11 0 11 0 11 0 11 0 Rated Amps 1 2 A 75 75 11 1 11 1 11 1 14 7 14 7 20 0 20 0 20 0 20 0 Motor RP rpm 2900 Low head pressure option Nb Pump set 1 Motor 1 2 kW 2 2 2 2 4 0 4 0 4 0 5 5 5 5 4 0 4 0 5 5 5 5 Rated Amps 1 2 A
29. acturer warranty could be cancelled S TRANE Contents Trane Air Conditioning and Refrigeration equipment Environmental protection Compliance with F Gas regulation General information Foreword Warranty Reception About this manual About the unit Refrigerant General data Installation Unit nameplate Installation instructions Handling Minimal installation water content Water treatment Water connections Refrigerant line connections Winter freeze protection Electrical connections Interconnection between CCUN and Remote Condenser wwwwww W n N wo O 13 13 14 17 17 18 26 33 34 38 CG SVX06D E4 CG SVX06D E4 Contents General start up Preparation Start up Operation Installation checklist Control and unit operation Weekly start up Weekend shutdown Seasonal shutdown Seasonal start up Maintenance Maintenance instructions Troubleshooting guide Safety recommendations Maintenance contract Training S TRANE 40 40 41 53 53 54 54 54 54 55 56 56 58 60 60 60 S TRANE Table 1 Water Cooled units CGWN standard R410A General Data CGWN CGWN CGWN CGWN CGWN CGWN CGWN 205 206 207 208 209 210 211 Eurovent Performances 1
30. aintenance personnel diagnostics Similarly if machine operator keeps a log of changes in unit operating conditions problems can be identified and solutions found before more serious problems arise Inspection visit after the first 500 hours of operation from unit start up e Carry out oil analysis e Carry out leak test e Inspect contacts and tighten terminals e Record operating pressures temperatures amperages and voltage e Check operation of machines compare conditions of operation against original commissioning data e Fill out inspection visit log sheet and review with the operator Check and clean the strainer Check Rotalock tightness with a torque wrench Compressor suction Rotalock 190 200 Nm Compressor relief Rotalock 170 180 Nm Compressor equalization Rotalock 170 180 Nm Note For medium to highly critical applications a monthly preventive visit is recommended Monthly preventive visit e Carry out leak test e Oil test of acidity e Check Ethylene glycol concentration in the chilled water circuit if glycol presence is required e Inspect contacts and tighten terminals e Record operating pressures temperatures amperages and voltage e Check operation of machines compare conditions of operation against original commissioning data e Fill out visit log sheet and review with the operator e Check and clean the strainer CG SVX06D E4 CG SVX06D E4 Maintenance S TRANE Annual preven
31. air purged e Chilled water circuit must be rinsed e Check the presence of water strainer ahead of evaporator e The strainers must be cleaned after 2 hours of pumps operation e Check the thermometers and manometers position Check chilled water pumps interconnection to control panel Ensure that the isolation resistance of all power supply terminals to ground complies with standards and regulations in force Check that unit voltage and frequency supplied match rated input voltage and frequency Check that all electrical connections are clean and sound Check that main power supply switch is sound Check Ethylene glycol or Propylene glycol concentration in the chilled water circuit Water flow control checking decrease the water flow and check the electrical contact in the control panel Check chilled water pressure drop through evaporator unit without hydraulic module or unit available pressure unit with hydraulic module are in accordance with the Trane order write up On start up of each motor in the system check the direction of rotation and operation of all the components they drive Check that there is sufficient demand for cooling on the day of start up around 50 of nominal load CG SVX06D E4 CG SVX06D E4 General Start up D ru Start up Follow the instructions below to correctly start up the unit Installation and chiller inspection e Ensure that all the operations above start up preparation
32. avoid accidental injury to maintenance personnel e f the condensers are dirty Remote condensers clean them with a soft brush and water If the coils are too dirty consult a cleaning professional Never use high pressure water to clean condenser coils e Contact Trane Service for information on maintenance contracts WARNING Switch off unit main power supply before to any intervention Failure to follow this safety instruction can lead to injury or death of the maintenance personnel and may also damage equipment CAUTION Never use steam or hot water above 60 C to clean condenser coils Remote condensers The resulting increasing pressure could cause refrigerant loss through the safety valve 57 S TRANE Maintenance Troubleshooting guide These are simple diagnostic hints not a comprehensive analysis of the Scroll compressor refrigeration system The aim is to give operators simple instructions on basic unit processes so that they have the technical knowledge to identify and bring defective operations to the notice of qualified technician If there is a breakdown the Trane Service office should be contacted for confirmation and assistance Problems symptoms Problem causes Action recommended A The compressor does not start up Compressor terminals are live but motor does not start Motor burned out Replace compressor Contactor motor not operational Coil burned out o
33. charge per circuit special care to the oil level on compressor is required The operating oil level shall remain above half of the oil sight glass See the unit nameplate for oil charges The oil level can only be evaluated after 10 minutes OFF time of both compressors of the circuit See sticker for the oil level located on the compressor next to the oil sight glass See Figure 29 Note The oil quantity necessary for the split system has also to be adjusted according to the diameter and the length of the refrigerant piping work CAUTION Use exclusively POE oil recommended by TRANE Important note These operations have to be performed by a specialist The results have to be written on a start up record by the Trane engineer or the client s specialist who has performed this start up The quantity of refrigerant and oil added are at the client s charges 31 S TRANE Installation High pressure The remote condenser must have a service pressure equal to or higher than the high service pressure 44 5 bar for CCUN 205 211 and 29 5 bar for CCUN 212 215 Warning CCUN 205 211 have a high pressure sensor which is not adjustable up to 44 5 bar CCUN 212 215 have a high pressure sensor which is not adjustable up to 29 5 bar Table 16 Recommended liquid line diameters with pressure relief valve CCUN Pressure relief valve CCUN Above the maximum system refrigerant charge it is recommended to install a pressur
34. e G Insufficient cooling capacity Thermostatic expansion valve whistles Not enough refrigerant Check refrigerant circuit tightness and add refrigerant Excess pressure drops through filter drier Drier filter clogged Replace Excessive superheat Superheat not properly adjusted Check adjustment of superheat and adjust thermostatic expansion valve Insufficient water flow Chilled water pipes obstructed Clean pipes and strainer H Discharge pressure too high Condenser abnormally hot Presence of uncondensable liquids in system or excess refrigerant Purge uncondensable fluids and drain off excess refrigerant Chilled water leaving temperature too high Overload on cooling system Reduce load on system Reduce water flow if necessary Condenser air output too hot Reduced air flow Air intake temperature higher than specified for unit Clean or replace air filters Clean coil Check operation of fan motors 1 Suction pressure too high Compressor operates continuously Suction duct abnormally cold Refrigerant flows back to compressor Excess cooling demand on evaporator a Expansion valve too far open b Expansion valve locked in open position Check system a Check for superheat and check that expansion valve bulb is secure b Replace J Suction pressure too low Excessive pressure drop through filter drier Refrigerant d
35. e relief valve See figures below for installation Depending upon the liquid line diameter selected in the Recommended liquid line diameters table find the predicted maximum liquid line length of installation without pressure relief valve installed The recommended pressure relief valve setting is 29 bar for CCUN 205 211 and 21 bar for CCUN 212 215 and shall be installed on the low pressure side of the refrigerant circuit Maximum system refrigerant Maximum length Maximum length Unit size Unit efficiency model Circuit charge without pressure relief Liquid ing without pressure relief Liquid Le without pressure relief valve kg diameter valve m diameter valve m 205 Standard amp 2 62 1 8 76 7 8 120 High amp 2 69 1 8 90 7 8 142 206 Standard amp 2 63 1 8 71 7 8 113 High amp 2 69 1 8 83 7 8 131 207 Standard amp 2 65 1 8 69 7 8 108 High amp 2 70 1 8 79 7 8 125 208 Standard amp 2 71 1 8 73 7 8 115 209 Standard amp 2 74 1 8 74 7 8 116 210 Standard amp 2 76 3 8 45 11 8 70 211 Standard amp 2 79 3 8 44 11 8 69 212 Standard 1 109 3 8 76 1 5 8 54 Standard 2 77 3 8 43 1 5 8 30 213 Standard 1 109 3 8 76 1 5 8 54 Standard 2 109 3 8 76 1 5 8 54 214 Standard 1 103 3 8 69 1 5 8 49 Standard 2 111 3 8 74 1 5 8 53 215 Standard 1 106 3 8 67 1 5 8 48 Standard 2 106 3 8 67 1 5 8 48 Figure 17 Installing pressure relief valve
36. e instructions for discharge pressure high a Contact Power Supply Utility b See instruction discharge pressure too high Repair leak Add refrigerant Check water flow rate and flow switch contact in water C Compressor stops just after its start Suction pressure too low Filter drier iced up Filter drier clogged Replace filter drier D The compressor keeps running without stopping Temperature too high in areas requiring airconditioning Excess load on cooling system Check thermal insulation and airtightness of areas requiring airconditioning Chilled water temperature output too high Excess cooling demand on system Check thermal insulation and airtightness of areas requiring airconditioning E Loss of oil in compressor Oil level too low in indicator Not enough oil Contact Trane office before to order oil Gradual fall in oil level Filter drier clogged Replace filter drier Suction line too cold Compressor noisy Liquid flows back to compressor Adjust superheat and check bulb fixing of the expansion valve 58 CG SVX06D E4 Maintenance S TRANE F Compressor noisy Compressor knocks Components broken in compressor Change compressor Suction duct abnormally cold a Uneven liquid flow b Expansion valve locked in open position a Check superheat setting and fixing of expansion valve bulb b Repair or replac
37. ed to remote condensers Figure 13 Installation configuration CCUN and remote condenser at the same level 1 Discharge line 2 Liquid line 26 CG SVX06D E4 Installation S TRANE Figure 14 Installation configuration CCUN below remote condenser T 50m CCUN 1 Discharge line 2 Liquid line Figure 15 Installation configuration CCUN above remote condenser CCUN i 1 b e e lo L 1 Discharge line 2 Liquid line CG SVX06D E4 27 S TRANE 28 Installation The minimum required subcooling at the remote condenser level when installed below is defined in the following table Example If the remote condenser is 10m below the CCUN and the condensing temperature is 50 C the refrigerant subcooling leaving the remote condenser shall not be below 4 C To increase the amount of subcooling more refrigerant charge is required Table 11 Maximum elevation H of CCUN above remote condenser Subcooling Condensing dew temperature C C 20 C 35 C 50 C 65 C 4 C 4m 6m 8m 10m 6 C 8m 12m 16m 20m 8 C 12m 17 m 23m 30 m 10 C 16 m 23m 30 m 40m 12 C 20m 28m 38m 49m For recommended discharge line diameters refer to the following tables For vertical discharge line a double vertical riser must be used and designed within state of the art Figure 16 Double
38. edure described in the CGWN CCUN User Manual See Clock menu e fthe unitis shut down for a longer period see under Seasonal shutdown below e Ensure that all safety precautions are taken to prevent frost damages during negative ambient temperature e Do not put the general disconnect switches to off except if the unit is drained Trane does not recommend draining the unit due to the fact that it increases tube corrosion Seasonal shutdown e Check water flows and interlocks e Check glycol concentration in the chilled water circuit if glycol presence is required e Carry out leak test e Carry out oil analysis e Record operating pressures temperatures amperages and voltage e Check operation of machines compare conditions of operation against original commissioning data e Stop the unit following procedure described in the CGWN CCUN User Manual e Ensure that all safety precautions are taken to prevent frost damages during negative ambient temperature e Fill out the visit log sheet and review with the operator e Do not put the general disconnect switch to off except if the unit is drained Trane does not recommend draining the unit due to the fact that it increases tube corrosion CG SVX06D E4 S TRANE Operation Seasonal start up Check water flows and interlocks Check Ethylene glycol concentration in the chilled water circuit if glycol presence is required Check operational s
39. elivery note The customer or the site representative should send a registered letter to the last carrier within 3 days of delivery Reception in all countries except France In case of concealed damage The consignee or the site representative must send a registered letter to the last carrier within 7 days of delivery claiming for the described damage A copy of this letter must be sent to Trane Epinal Operations Claims team Note for deliveries in France even concealed damage must be looked for at delivery and immediately treated as visible damage About this manual Warnings and cautions appear at appropriate places in this instruction manual Your personal safety and the proper operation of this machine require that you follow them carefully The constructor assumes no liability for installations or servicing performed by unqualified personnel About the unit These CGWN CCUN units are assembled pressure tested dehydrated charged and run tested before shipment The information contained in this manual applies to units designated CGWN and CCUN Refrigerant The refrigerant provided by the manufacturer meets all the requirements of our units When using recycled or reprocessed refrigerant it is advisable to ensure its quality is equivalent to that of a new refrigerant For this it is necessary to have a precise analysis made by a specialized laboratory If this condition is not respected the manuf
40. et points and performance Calibrate controls Check operation of all safety devices Inspect contacts and tighten terminals Megger the motor compressor windings Record operating pressures temperatures amperages and voltage Carry out leak test Check configuration of unit control module Change the oil as required based upon results of the oil analysis made during seasonal shutdown Get the 8 condition measurements at the same time on each circuit HP LP Suction temperature Discharge temperature Liquid temperature Water entering temperature Water leaving temperature Outdoor ambient temperature Then calculate the sub cooling and superheat No diagnosis can be accurate with one of these records missing CG SVX06D E4 Check operation of machines compare conditions of operation against original commissioning data Fill out the visit log sheet and review with the operator 55 S TRANE 56 Maintenance Maintenance Instructions The following maintenance instructions are part of maintenance operations required for this equipment A qualified technician is needed for regular maintenance as part of a regular maintenance contract Carry out all operations as required by schedule This will ensure long unit service life and reduce the possibility of serious and costly breakdown Keep service records up to date showing monthly information on unit operations These records can be of great help to m
41. function is detected and corrected in good time and minimizes the possibility that serious damage will occur Finally regular maintenance ensures the maximum operating life of your equipment We would remind you that failure to respect these installation and maintenance instructions may result in immediate cancellation of the warranty Training The equipment described in this manual is the result of many years of research and continuous development To assist you in obtaining the best use of it and maintaining it in perfect operating condition over a long period of time the manufacturer has at your disposal a refrigeration and air conditioning service school The principal aim of this is to give operators and technicians a better knowledge of the equipment they are using or that is under their charge Emphasis is particularly given to the importance of periodic checks on the unit operating parameters as well as on preventive maintenance which reduces the cost of owning the unit by avoiding serious and costly breakdown CG SVX06D E4 CG SVX06D E4 Notes 61 Notes CG SVX06D E4 CG SVX06D E4 Notes 63 S TRANE Cooling and Heating Systems and Services www trane com For more information contact your local district office or e mail us at comfort trane com Quality Management System Approval Literature Order Number CG SVX06D E4 Date 1209 Supersedes CG SVX06C E4_0908 Tra
42. in maximum 2 C chilled water temperature fluctuation vs Chilled water set point This table is estimated with Condenser Water 30 35 C Evaporator Water 12 7 C 17 S TRANE 18 Installation Water connections Before making any connections make sure the labeling for entering and leaving water corresponds to the submittals CGWN water cooled chillers and CCUN condenserless units are available in several versions 1 Evaporator side options e No hydraulic control e With pump contactors to control a remote pump single or dual e With pump integrated hydraulic module single or dual pump low or high pressure head 2 Condenser side options e No hydraulic control e With pump contactors to control a remote pump single or dual e With pump integrated hydraulic module consisting of two single pumps in parallel to adjust condenser waterflow as a function of unit capacity low or high pressure head Typical water circuits are given in the following figures Figure 3 CGWN hydraulic flow chart without hydraulic module 205 211 CW HW 1 Insulated evaporator 2 Valve for air vent 3 Ya SAE Male pressure tab 4 Ya SAE Male drain tab 5 Condenser CW Chilled water loop HW Condensation water loop TT Temperature sensor FT Water flow switch For sizes 205 to 207 standard head 3 e For sizes 208 to 215 CG SVX06D E4 CG SVX06D E4 Installation S TRANE
43. lat and level and can withstand the weight or the unit Isolating rubber pads 6 pads are supplied as standard with the machine 55x150mm They should be placed between the supporting floor and the unit to isolate from the ground Trane does not recommend to install spring isolators Water drain hole Install a drain hole wide enough to drain away water from the unit in the event of shut down or repair Clearance Respect recommended clearance around the unit to allow maintenance operation to take place without obstruction For minimum clearance consult the certified submittals which are available on request from your Trane Agency 13 TRANE Installation Handling CAUTION This unit must be lifted eee with the outmost care Avoid shock A specific lifting method is load by lifting slowly and evenly To recommended as follows prevent any damage position the 1 4 Le points are built into the lifting bar so that the slings do not unit touch the unit 2 Slings and spreader bar to be provided by rigger and attached to the 4 lifting points 3 Minimum rated lifting capacity vertical of each sling and spreader bar shall be no less than the tabulated unit shipping weight Refer to Figures 1 and 2 Figure 1 Rigging the unit CGWN CCUN 205 211 14 CG SVX06D E4 S TRANE Installation S TRANE Installation E Table 9 Dimensions of recommended slings and swing bar
44. lled water loop HW Condensation water loop TT Temperature sensor Pi Pressure gauge FT Water flow switch e For sizes 205 to 207 standard head 3 For sizes 208 to 215 21 S TRANE 22 Installation Figure 8 CGWN hydraulic flow chart with hydraulic module on both evaporator and condenser sides 212 215 On i I H ge 6 gt o zi O gt HI GNON Insulated evaporator Valve for air vent Va SAE Male pressure tab 1 4 SAE Male drain tab Single condenser Water strainer Expansion Tank Pressure relief valve Single or double evaporator pump Drain pan Double condenser pump 1 4 NPT drain tab 3 4 NPT steel tube for expansion tank Chilled water loop Condensation water loop Temperature sensor Pressure gauge Water flow switch For sizes 205 to 207 standard head 3 e For sizes 208 to 215 CG SVX06D E4 CG SVX06D E4 S TRANE Installation Figure 9 CCUN hydraulic flow chart with hydraulic module on evaporator side only 205 211 1 Insulated evaporator CW Chilled water loop 2 Valve for air vent TT Temperature sensor 3 Ya SAE Male pressure tab Pi Pressure gauge 4 Ya SAE Male drain tab FT Water flow switch 5 Condenser e For sizes 205 to 207 i Lao
45. n oil level CGWN CCUN 205 211 R410A CG SVX06D E4 CG SVX06D E4 General Start up S TRANE Operating parameters e chilled water pressure drop through evaporator if no hydraulic module is installed or unit available pressure It must be in accordance with Trane order write up e superheat difference between suction temperature and dew point temperature Normal superheat should be within 5 and 7 C sub cooling difference between liquid temperature and bubble point temperature Normal subcooling should be within 2 and 10 C e Condenser approach difference between dew point temperature in high pressure and condenser air inlet temperature Normal value on standard unit should be 15 to 23 C at full load e Evaporator approach difference between outlet water temperature and dew point temperature in low pressure Normal value on standard unit without Ethylene glycol in chilled water should be between 2 and 5 C Final check When the unit is operating correctly e Check that the unit is clean and clear of any debris tools etc e Ensure all valves are in operating position e Close control and starter panel doors and check panels fixation CAUTION For the warranty to apply any start up carried out directly by the customer must be recorded in a detailed report which must be sent as soon as possible to your local Trane office e Do not start up a motor whose insulation resis
46. nd CCUN main power supply connection 1 205 211 1 Power cable inlet 2 Disconnect switch 1 shown here CGWN Components in same location on CCUN CG SVX06D E4 CG SVX06D E4 S TRANE Installation Figure 21 CGWN and CCUN main power supply connection 1 212 215 OO ered 7 fp 2274 al K 3 1 Power cable inlet 2 Disconnect switch 1 shown here CGWN Components in same location on CCUN 35 S TRANE Installation When ordered the outdoor air The sensing bulb is extended on the sensor electronics is factory mounted sensor side outside the unit These and wired It is located inside the wires can be spliced with two control panel The IPC bus is factory 0 75mm type or similar wires with a wired also maximum of 305 meters Splice at sensor end must be water tight Figure 22 CGWN and CCUN main power supply connection 205 211 Figure 23 CGWN and CCUN main power supply connection 212 215 L1 L2 _ 3 o L2 fy E L3 lt NE 36 CG SVX06D E4 CG SVX06
47. ne has a policy of continuous product and product data improvement and reserves the right to change design and specifications without notice Only qualified technicians should perform the installation and servicing of equipment referred to in this publication Trane bvba Lenneke Marelaan 6 1932 Sint Stevens Woluwe Belgium ON 0888 048 262 RPR BRUSSELS
48. nformation Foreword These instructions are given as a guide to good practice in the installation start up operation and maintenance by the user of Trane CGWN CCUN chillers They do not contain full service procedures necessary for the continued successful operation of this equipment The services of a qualified technician should be employed through the medium of a maintenance contract with a reputable service company Warranty Warranty is based on the general terms and conditions of the manufacturer The warranty is void if the equipment is repaired or modified without the written approval of the manufacturer if the operating limits are exceeded or if the control system or the electrical wiring is modified Damage due to misuse lack of maintenance or failure to comply with the manufacturer s instructions or recommendations is not covered by the warranty obligation If the user does not conform to the rules of this manual it may entail cancellation of warranty and liabilities by the manufacturer Reception On arrival inspect the unit before signing the delivery note Reception in France only In case of visible damage The consignee or the site representative must specify any damage on the delivery note legibly sign and date the delivery note and the truck driver must countersign it The consignee or the site representative must notify Trane Epinal Operations Claims team and send a copy of the d
49. oes not flow through thermostatic expansion valve Filter drier clogged Expansion valve bulb has lost its refrigerant Replace the filter drier Replace the bulb Loss of power Expansion valve obstructed Replace Superheat too low Excessive pressure drops through evaporator Check adjustment of superheat and adjust thermostatic expansion valve K Insufficient cooling capacity Low pressure drops through evaporator Low water flow rate Check water flow rate Check state of strainer check for obstruction in chilled water pipes Check pressure switch contact in water CG SVX06D E4 59 S TRANE 60 Maintenance Safety recommendations To avoid accidents and damage the following recommendations should be observed during maintenance and service visits 1 The maximum allowable pressures for system leak testing on low and high pressure side are given in the chapter Installation Always provide a pressure regulator 2 Disconnect the main supply before any servicing on the unit 3 Service work on the refrigeration system and the electrical system should be carried out only by qualified and experienced personnel Maintenance contract It is strongly recommended that you sign a maintenance contract with your local Service Agency This contract provides regular maintenance of your installation by a specialist in our equipment Regular maintenance ensures that any mal
50. owing materials are used in Trane chillers heat exchangers e Stainless steel plates AISI 316 1 4401 with copper brazing e Water piping steel e Water connections brass Trane will not accept any liability in regards of damage due to the use of untreated or improperly treated water or from the use of saline or brackish water If water treatment is required contact your local Trane sales office Confort Application Process cooling Application 2 C Dead 3 C Dead band 1 band 2 4 C Dead 2 C Dead 3 C Dead 4 C Dead band 3 band 1 band 2 band 3 CGWN CCUN 205 660 440 330 1160 730 530 CGWN CCUN 206 6701 450 340 1160 740 540 CGWN CCUN 207 650 440 330 1100 7101 520 CGWN CCUN 208 880 580 440 1520 960 710 CGWN CCUN 209 060 700 530 1860 170 860 CGWN CCUN 210 080 720 540 1870 1190 870 CGWN CCUN 211 1260 840 630 2220 1400 1020 CGWN CCUN 212 1260 840 630 2170 380 1010 CGWN CCUN 213 050 700 530 1760 1130 830 CGWN CCUN 214 1270 850 640 2150 370 1010 CGWN CCUN 215 1240 820 620 2060 330 980 Notes 1 Minimum water loop volume in order to obtain maximum 1 C chilled water temperature fluctuation vs Chilled water set point 2 Minimum water loop volume in order to obtain maximum 1 5 C chilled water temperature fluctuation vs Chilled water set point 3 Minimum water loop volume in order to obta
51. p Condenser water kPa refer to the Standard units condenser pressure drop and the HE condenser pressure drop figures In case of application with negative temperature at the evaporator combination of simultaneous usage of glycol both in evaporator and condenser or usage of another type of fluid please contact your local Trane sales representative A relief valve is located at pump suction limiting water circuit pressure at 3 bar Nitrogen pressure inside of the expansion tank must be equal to the geometric height of the installation 0 5 bar in order to avoid air entering in the water circuit Expansion tank must be inflated with nitrogen Pressure must be checked yearly For a good pump operation pump suction pressure must be between 0 5 and 2 5 bar when pump runs CG SVX06D E4 S TRANE Operation Installation checklist This list must be checked off by the installer to ensure correct installation before the unit start up UNIT POSITION Check clearance around condenser LJ Check clearance required for maintenance access Check type and position of rubbers pads Check unit is level CHILLED WATER CIRCUIT Check thermometers and manometers presence and position Check water flow rate balancing valve presence and position Check presence of strainer ahead of evaporator Check presence of air purge valve Check rinsing and filling of chilled water
52. pipes Check water pump s contactor interconnected to control panel Check water flow Check chilled water pressure drop or unit available pressure units with hydraulic module Check for leaks in chilled water pipes ELECTRICAL EQUIPMENT Check installation and rating of mains power switch fuses Check electrical connections complied with specification Check that electrical connections are in accordance with information on manufacturer s identification plate Check direction of rotation using phasemeter Comments OrderiNP02 u us skussssquyahaypuiasquqkuqutnawwpiykaq kaqawauakaku ERI Aia WOPK Sites asus igu descxunekaancsd damage qan rea Please return to your local Trane Service Office CG SVX06D E4 53 S TRANE 54 Operation Control and unit operation The control is through the TRACER CH530 control module e Check the chilled water pump s operate s e Start up the unit following procedure described in the CGWN CCUN User Manual The unit will operate correctly when there is sufficient water flow The compressors will start up if the evaporator water leaving temperature is above the control module setpoint Weekly start up e Check the chilled water pump s operates e Start up the unit following procedure described in the User Guide Weekend shutdown e fthe unit needs to be shut down for a short period of time stop the unit following proc
53. quia n standard head 3 xpansion Tan 8 Pressure relief valve For sizes 208 to 215 9 Single or double evaporator pump 10 Drain pan 23 S TRANE Installation Figure 10 CCUN hydraulic flow chart with hydraulic module on evaporator side only 212 215 o ____ la e i N 1 1 Insulated evaporator CW Chilled water loop 2 Valve for air vent TT Temperature sensor 3 1 4 SAE Male pressure tab Pi Pressure gauge 4 1 4 SAE Male drain tab FT Water flow switch 5 Condenser e For sizes 205 to 207 6 Water strainer standard head 3 7 Expansion Tank 8 Pressure relief valve For sizes 208 to 215 9 Single or double evaporator pump 10 Drain pan 11 Condenser pump WARNING Units with hydraulic module contain all safety and operation devices and only require the supply and return piping with isolating valves for maintenance of water strainer and pump seal ring The unit water piping shall be connected using expansion compensators 24 CG SVX06D E4 CG SVX06D E4 S TRANE Installation Figure 11 Connection of units with hydraulic module Evaporator and condenser sides Figure 12 Connection of units without hydraulic module Evaporator and condenser sides 1 Pressure gauges show entering and leaving water pressure 2 pressure ports are available inside of the unit see item 1 in Figure above
54. r broken contacts Repair or replace No current ahead of motor contactor a Power cut b Main power supply switched off Check fuses and connection See why system tripped f system is operational switch on main power supply Current ahead of fuse but not on contactor side Fuse blown Check motor insulation Replace fuse Low voltage reading on voltameter Voltage too low Contact power Supply Utility Starter coil not excited Regulation circuit open Locate regulation device which has tripped out and see why See instructions concerning this device Compressor does not run Compressor motor groans High pressure switch tripped to contacts open on high pressure Discharge pressure too high Compressor sticking damaged or sticking components Discharge pressure too high Shut down by thermal overload due to discharge temperature or motor thermal overload See Discharge pressure too high Wait 30 minutes until auto reset of compressor mounted protection Check superheat versus suction pressure or water temperatures of operation B Compressor stops High pressure switch tripped Over current thermal relay tripped Motor temperature thermostat tripped Anti freeze security tripped Discharge pressure too high a Voltage too low b Cooling demand too high or condensing temperature too high Not enough cooling fluid Water flow to evaporator too low Se
55. r power phasing may result in equipment damage due to reverse rotation 41 S TRANE 42 General Start up Electrical power wiring e Check all the electrical terminals are tight e Set up compressors overload relays e Set up fan motors overload relays Electrical control wiring e Check all the electrical terminals are tight e Check all the pressostats Check and set up the TRACER CH530 control module e Test and start up without the electrical power Condenser e Check setting of the safety pressure valve e Check the insulation of the motors using a 500V DC megohmeter which meets manufacturer s specifications minimum value 2 megohms Operating parameters statement e Switch on main power supply switch e Start the water pump s and check there is no cavitation e Start up the unit following procedure described in the CGWN CCUN User Manual The unit and the chilled water pumps contactor must be connected together After unit start up leave in operation for at least 15 minutes to ensure pressures are stabilized Then check e voltage e compressors currents e leaving and return chilled water temperature e suction temperature and pressure e ambient air temperature e blowing air temperature e discharge pressure and temperature e liquid refrigerant temperature and pressure Figure 29 Compressor oil level at oil equalization line CGWN CCUN 212 215 R407C 1 Max oil level 2 Mi
56. s use valves and manometers to check the test pressure in system Excessive pressure may either cause pipes to rupture damage unit or cause an explosion causing possible physical injury Carry out liquid line and hot gas pressure tests in accordance with current standards CAUTION Do not go more than 0 7 bar above the high pressure switch setpoint Introduce enough refrigerant into circuit for 85 to 100 kPa pressure pump injecting dry nitrogen and raise pressure to 100 kPa Search possible leaks using detector This operation should be carried out great care throughout the system If leaks are detected reduce system pressure and repair defective component Repeat test process to check that the repair can withstand rated pressure Refrigerant charge CCUN 205 211 units are delivered with a 3kg refrigerant charge per circuit and isolating valves CCUN 212 215 units are delivered with a nitrogen holding charge and isolating valves After system pressure and vacuum testing fill up unit with refrigerant according to the diameter and the length of the refrigerant piping work up to obtain the correct subcooling temperature At subcooling 5 C for a liquid temperature of 40 C Warning When connecting CCUN liquid and discharge lines ensure that the copper end pipes between the stop valve and the end end of the piping are not under pressure using a 1 4 SAE Oil charge CCUN Above 60 kg of refrigerant
57. tance is less than 2 megohms e Phase imbalance should not be greater than 2 e The voltage supplied to motors should be within 5 of the rated voltage on the compressor nameplate e Excessive emulsion of the oil in the compressor shows that refrigerant is present in the oil and the result will be that compressor is not lubricated enough Shut down compressor and wait for 60 minutes for the sump heaters to heat oil and start again Should this not work consult Trane technician e Excess oil in compressor can damage the compressor Before adding oil consult Trane technician Use only products recommended by Trane e The compressors must operate in a single direction of rotation If refrigerant high pressure remains stable in the 30 seconds after compressor start up immediately shut down unit and check the direction of rotation using phasemeter WARNING The chilled water circuit may be under pressure Bring down this pressure before opening up the system to rinse out or fill up the water circuit Failure to comply with this instruction may cause accidental injury to maintenance personnel If a cleaning solution is used in the chilled water circuit the chiller must be isolated from the water circuit to avoid all the damage risks of the chiller and evaporator water pipes 43 S TRANE General Start up Figure 30 Standard and High Efficiency units evaporator pressure drop
58. tive visit e Check water flows and interlocks e Check expansion tank pressure e Check glycol concentration in the chilled water circuit if glycol presence is required e Check operational set points and performance e Calibrate controls and pressure transducer e Check operation of all safety devices e Inspect contacts and tighten terminals e Megger the motor compressor windings e Record operating pressures temperatures amperages and voltage e Carry out leak test e Check configuration of unit control module Carry out oil analysis e Change the oil as required based upon results of the oil analysis e Check operation of machines compare conditions of operation against original commissioning data e Fill out the annual start up visit log sheet and review with the operator e Check and clean the strainer CAUTION e Please refer to specific Trane documentation on oil available from your nearest Trane office Oils recommended by Trane have been exhaustively tested in Trane laboratories to the specific requirement of Trane chiller and hence the user s requirements Any use of oils not meeting specifications recommended by Trane is the responsibility of the user only who thereby is liable to warranty loss e Oil analysis and oil test acidity must be carried out by a qualified technician Poor interpretation of results may cause unit operating problems Also oil analysis must follow the correct procedures to
59. vap 12 C 7 C Condenser 30 C 35 C 2 per circuit 3 Max rated conditions 4 Dual Pump Option CG SVX06D E4 General Data S TRANE Table 2 Water Cooled units CGWN standard R407C CGWN CGWN CGWN CGWN 212 213 214 215 Eurovent Performances 1 Net Cooling Capacity kW 398 6 431 3 466 0 506 4 Total Power input in cooling kW 970 106 4 1173 125 5 Evaporator water pressure drop kPa 40 47 49 48 Evaporator head pressure available 4 kPa 236 218 200 187 Condenser water pressure drop kPa 66 64 59 56 Condenseur head pressure available kPa 159 151 147 136 Main Power supply 400 3 50 Sound Power Level 4 dBA 87 88 88 90 Sound Power Level w sound attenuation jacket 4 dBA 84 85 85 87 Units Amps Nominal 3 A 311 337 370 400 Start up Amps Standard unit A 563 588 621 655 With soft starter option A 439 465 498 530 Short circuit unit capacity kA 15 15 15 15 Max supply cable size mm 185 185 240 240 Min supply cable size mm 240 240 240 240 Compressor Number 5 6 6 6 Type Scroll Model 25T 30T 25T 25T 30T 30T Speeds number 1 Motors Number 1 Rated Amps_ compA CompB 3 A 52 62 5 52 52 52 62 5 62 5 62 5 Locked rotor Amps_ compA CompB A 272 310 272 272 272 310 310 310 Motor RPM
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