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Variable speed scroll 

compressors

 VSH088-117-170

50 - 60 Hz - R410A

Application guidelines

http://danfoss.us.com/

Summary of Contents for VSH088

Page 1: ...Variable speed scroll compressors VSH088 117 170 50 60 Hz R410A Application guidelines http danfoss us com ...

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Page 4: ... Frequency converter dimensions 17 CDS302 frequency converter enclosure B1 18 CDS302 frequency converter enclosure B2 19 CDS302 frequency converter enclosure B3 20 CDS302 frequency converter enclosure B4 21 CDS302 frequency converter enclosure C1 22 CDS302 frequency converter enclosure C3 23 Electrical data connections and wiring 24 Supply voltage 24 Compressor electrical specifications 24 Fuses 2...

Page 5: ... Sound generation in a refrigeration or air conditioning system 42 Compressor sound radiation 42 Mechanical vibrations 42 Speed by pass 42 Gas pulsation 42 Installation 43 Compressor handling 43 Mounting 43 Removing connections shipping plugs 43 System cleanliness 44 Tubing 44 Filter driers 44 Brazing and soldering 44 Compressor connection 44 System pressure test 45 Leak detection 45 Vacuum pump d...

Page 6: ...is controlled by the frequency converter avoiding increases in oil circulation ratio at high speeds A newly developed gerotor oil pump ensures low speed bearing lubrication Oil strainer controls risk of system debris in oil injection circuit Reinforced high grade ductile cast iron scroll set A patented oil injection system ensures that scrolls are optimally lubricated at all compressor speeds ...

Page 7: ...ystem cooling capacity This selection makes the compressor to run for a maximum of time at part load where the system efficiency is highest Performance tables at 3 speeds can be found in following pages Detailed performances can be found in datasheets and in selection program Compressor size Different frequency converter variants are avail able according to Main supply voltage IP class CDS302 driv...

Page 8: ...al UL index Evolution index Motor protection type N no internal motor protection protection by drive Equipment version A brazed connections Motor voltage code J 200 240V 3 ph 50 60 Hz G 380 480V 3 ph 50 60 Hz H 525 600V 3 ph 50 60 Hz H2 E20 T4 P15K 302 CDS Dedicated compressor drive for VSH scroll Serie 302 Output power in kW Main supply voltage T2 200 240V 3 ph 50 60 Hz T4 380 480V 3 ph 50 60 Hz ...

Page 9: ...ver modulation handling low high current handling Compressor functions Discharge gas temperature protection pressostat thermostat function short cycle protection oil return management Oil injection control Bearings lubrication VSH compressors are equipped with an oil injec tion system that ensures the scroll set lubrica tion and controls the oil circulation ratio at all running speeds The frequenc...

Page 10: ...7 79 112 300 7 99 137 000 8 21 165 500 8 44 110 62 400 9 36 78 300 9 50 96 900 9 69 118 600 9 92 143 800 10 18 130 80 900 11 96 99 500 12 14 121 100 12 37 150 96 100 15 34 154 90 700 16 05 5400 rpm 70 78 000 8 82 98 100 9 21 122 400 9 67 151 500 10 13 185 900 10 57 226 100 10 93 90 66 900 11 02 86 000 11 31 108 700 11 72 135 600 12 20 167 200 12 72 204 000 13 23 246 600 13 67 110 94 500 14 07 118 ...

Page 11: ...178 000 8 44 110 68 500 9 36 86 800 9 50 106 100 9 69 129 800 9 92 157 100 10 18 130 91 100 11 96 111 800 12 14 135 900 12 37 150 114 900 15 34 154 111 100 16 05 5400 rpm 70 83 500 8 82 104 900 9 21 130 800 9 67 161 700 10 13 198 200 10 57 240 800 10 93 90 72 500 11 02 93 000 11 31 117 400 11 72 146 300 12 20 180 200 12 72 219 700 13 23 265 400 13 67 110 103 800 14 07 130 000 14 47 160 700 14 97 1...

Page 12: ...13 7 52 Ø 1 41 4 x hole Ø 0 75 Ø 0 87 6 22 7 11 6 06 6 89 7 52 30 30 Ø 9 57 Ø 8 82 Ø 8 69 7 16 3 72 9 25 3 66 6 41 17 80 19 02 0 59 inch HM 8 bolt Lock washer Flat washer Steel mounting sleeve Rubber grommet Nut Ø 1 30 inch hole Grommet All dimensions in inch Electrical box ...

Page 13: ...washer Steel mounting sleeve Rubber grommet Nut Ø 1 59 inch hole Ø 0 65 inch knockout Power supply Grommet All dimensions in inch Electrical box VSH088 J 4 x holes Ø 0 75 9 06 6 22 7 89 6 06 7 91 9 06 Ø1 41 Ø 0 87 7 5 7 5 60 1 30 1 5 30 Ø 8 82 Ø 8 69 Ø 9 57 3 72 9 25 17 8 19 2 4 21 10 39 7 16 ...

Page 14: ... 52 30 4 x hole Ø 0 75 9 13 7 52 6 81 7 11 6 06 6 89 Ø 0 87 30 Ø 1 38 Ø8 82 10 94 Ø 9 57 3 99 7 16 Ø8 69 8 28 3 66 20 04 21 26 0 59 inch HM 8 bolt Lock washer Flat washer Steel mounting sleeve Rubber grommet Nut Ø 1 30 inch hole Grommet All dimensions in inch Electrical box ...

Page 15: ...7 89 6 06 7 91 4 x hole Ø 0 75 Ø 0 87 Ø 35 30 30 1 5 60 1 Ø 8 69 Ø 8 82 Ø 9 57 20 04 21 26 10 94 12 24 6 06 3 99 7 16 0 59 inch HM 8 bolt Lock washer Flat washer Steel mounting sleeve Rubber grommet Nut Ø 1 59 hole Ø 0 65 knockout Power supply Grommet All dimensions in inch Electrical box ...

Page 16: ...90 4 x holes Ø 0 75 Ø 10 47 Ø 10 14 Ø 12 51 24 29 25 67 10 92 11 85 6 76 2 99 2 99 HM 8 bolt Lock washer Flat washer Steel mounting sleeve Rubber grommet Nut 1 10 inch Compressor base plate Grommet Electrical box Ø 1 99 inch hole Ø 2 5 inch knockout Ø 0 89 inch knockout All dimensions in inch Dimensions ...

Page 17: ...tted steel connections Rotolock adaptors are available refer to section Accessories Frequency converter dimensions depend on sup ply voltage IP rating and power The below table gives an overview of the overall dimensions and different drive enclosures B1 C3 Details for each drive enclosure are on the following pages Sight glass Oil equalization VSH088 Rotolock 1 3 4 VSH117 Rotolock 1 3 4 VSH170 Ro...

Page 18: ...ter enclosure B1 380 480 Volts 15 kW IP55 housing 525 600 volts 15 kW IP55 housing scale 1 2 0 35 0 35 9 53 18 9 Min 3 94 Air space inlet Min 3 94 Air space outlet 0 75 0 35 0 47 scale 1 2 Mounting base 17 87 8 27 10 24 Air outlet Air inlet 7 09 1 57 1 46 1 69 1 61 3 31 0 43 1 34 ...

Page 19: ...losure B2 380 480 volts 18 22 kW IP55 housing 525 600 volts 18 22 kW IP55 housing Scale 1 2 0 35 0 35 0 35 0 35 0 47 Ø0 75 Scale 1 2 24 57 8 27 Mounting base 10 24 Air outlet Air inlet 7 09 1 34 1 46 1 69 1 18 3 31 0 43 1 57 9 53 25 59 Min 7 87 Air space inlet Min 7 87 Air space outlet ...

Page 20: ...02 frequency converter enclosure B3 380 480 volts 15 kW IP20 housing 525 600 volts 15 kW IP20 housing Scale 1 2 0 27 0 27 0 31 0 31 Ø 0 47 Scale 1 2 6 5 5 51 15 71 14 96 Mounting base 9 76 16 50 Air outlet Air inlet Min 7 87 Air inlet Min 7 87 Air space outlet ...

Page 21: ...closure B4 380 480 volts 18 22 kW IP20 housing 525 600 volts 18 22 kW IP20 housing 200 240 volts 15 kW IP20 housing Scale 1 1 0 33 0 31 0 33 0 59 Scale 1 1 9 09 7 87 19 49 20 39 Mounting base 23 43 18 11 9 53 1 38 Air inlet Air outlet Min 7 87 air space inlet Min 7 87 air space outlet ...

Page 22: ...2 frequency converter enclosure C1 200 240 volts 15 18 22 kW IP55 housing 0 35 0 39 scale 1 2 12 13 12 20 25 51 10 71 0 35 0 36 0 47 0 75 scale 1 2 26 77 Min 7 87 Air space outlet Min 7 87 Air space inlet Air inlet Mounting base Air outlet Dimensions ...

Page 23: ...3 FRCC PC 014 A4 22 Dimensions CDS302 frequency converter enclosure C3 200 240 volts 18 22 kW IP20 housing 0 33 12 13 13 15 1 42 24 80 Mini 7 87 Air space inlet Mini 7 87 Air space outlet 0 47 0 33 17 64 21 65 20 51 10 63 0 67 ...

Page 24: ...Type RK1 Type RK1 200 240 V CDS 15kW 125 A gG KTN R125 JKS 150 JJN 125 2028220 125 KLN R125 A2K 125R CDS 18 5 kW 125 A gG KTN R125 JKS 150 JJN 125 2028220 125 KLN R125 A2K 125R CDS 22 kW 160 A gG FWX 150 2028220 150 L25S 150 A25X 150 Locked Rotor Amp value is the higher average current as measured on mechanically blocked compressor tested under nominal voltage As required by UL regulation this val...

Page 25: ...ure good electri cal contact between the mounting plate and the metal chassis of the converter Use star washers and galvanically conductive installation plates to secure good electrical connections Refer to instructions MG 34 M1 02 for tightening torques and screw sizes Note that the CDS302 must be mounted on a plain wall to ensure a good air flow through its heat exchanger From network to frequen...

Page 26: ...nd connected to high voltage terminal of the testing device Ground terminal chassis must be connect ed to low voltage terminal of the testing device 2150VDC must be applied Ramp up time 3 seconds Full DC voltage must be established during 2 seconds The current leakage during the test must be below 1mA Ramp down time to 0V in 25 seconds Electrical data connections and wiring Hipot test procedure L1...

Page 27: ...ries in one side of panel Motor cable Motor 3 phases and protective ground Reinforced protective ground L1 L2 L3 PE Mains supply Control cables PLC Min 0 025 in 16 mm Equalizing cable Min 7 9 in 200 mm between control cables motor cable and mains cable EMC qualification reports are available upon request to Danfoss technical support Electrical data connections and wiring ...

Page 28: ...9 COM RS 485 61 0V 5V S801 0 4 20 mA RS 485 RS 485 03 10Vdc 10Vdc 10Vdc 10Vdc 0 4 20 mA 10Vdc 240Vac 2A 24Vdc 02 01 05 04 06 240Vac 2A 24V NPN 0V PNP 0V PNP 24V NPN 19 D IN 24V NPN 0V PNP 27 24V 0V D IN OUT 0V PNP 24V NPN D IN OUT 0V 24V 29 24V NPN 0V PNP 0V PNP 24V NPN 33 D IN 32 D IN 1 2 ON S201 ON 2 1 S202 ON I 0 20mA OFF U 0 10V 95 400Vac 2A P 5 00 2 1 ON S801 R 82 R 81 3 Phase power input DC ...

Page 29: ...2 HP LP switch X X 12 External On Off NO X X 13 Factory bridged to 37 X X 13 Sensor X 18 External On Off NO X X 19 Digital input 27 HP LP switch NC safety devices X X 29 Digital input output 32 33 Digital input 20 Digital input Common 37 Factory bridged to 13 X X 98 To compressor terminal T3 X X 97 To compressor terminal T2 X X 96 To compressor terminal T1 X X 99 To compressor earth connection X X...

Page 30: ...he power leads The cable gland has to be of EMC design to ga ranty a good grounding of the armored cable Paint free areas on electrical box allow correct ground continuity Electrical connections The CDS302 frequency converter is preset to run the VSH compressors clockwise so the only care is to well connect the CDS302 output to the compressor connectors CDS302 terminal U 96 to VSH terminal T1 U CD...

Page 31: ...0 C where only the screen of the LCP if installed will show display issues without being damaged For ambient temperatures above 50 C it is mandatory to integrate a derating output factor for the maximum compressor electrical motor power current The derating values are shown in the drive application manual and are linked to the drive frame and IP protection level For altitudes below 1000 m the freq...

Page 32: ...ume CE 0062 or CE 0038 European Directive All VSH models except code H UL Underwriters Laboratories All VSH models EMC 2004 108 EC All VSH models Products Internal free volume at LP side without oil inch3 VSH088 671 VSH117 781 VSH170 1751 Products VSH088 VSH117 VSH170 Fluids Group 2 Category PED II Evaluation module D1 TS service temperature LP 31 F TS 131 F 31 F TS 124 F PS service pressure LP 48...

Page 33: ...ng warning action 28 26 145 emergency level 28 27 is the actual discharge temperature measured by the sensor To activate the discharge temperature moni tor function with the factory setting the only modification required is to connect the sensor to Analog Input 54 4 20 mA between 13 and 54 and set the parameter 28 20 to 2 Analog input 54 When the warning level is reached decrease cooling action st...

Page 34: ...tection required Discharge gas thermostat Discharge gas temperature DGT protection is required if the high and low pressure switch settings do not protect the compressor against operations beyond its specific application enve lope Please refer to the examples below which illustrate where DGT protection is required Ex 1 and where it is not Ex 2 The discharge gas temperature must not exceed 275 F A ...

Page 35: ... other safety devices HP must be connected to CDS302 input 27 A DC hold current through the motor windings can be used as an alternative to an external crankcase heater to keep the compressor warm when stopped For VSH088 and VSH117 this function is factory preset to enabled Go to parameter 28 3 in the frequency converter for settings factory presets are done For VSH170 this function must not be us...

Page 36: ...flexibility It should not be in contact with the surrounding structure unless a proper tubing mount has been installed This protection proves necessary to avoid excess vibration which can ultimately result in connec tion or tube failure due to fatigue or wear from abrasion Aside from tubing and connection damage excess vibration may be transmitted to the surrounding structure and generate an unac ...

Page 37: ...ure In R410A systems the posi tive effect of sub cooling on system efficiency will be significantly larger than in R22 R407C systems Furthermore for good operation of the expan sion device and to maintain good efficiency in the evaporator it is important to have a high degree of liquid sub cooling Without adequate sub cooling flash gas will be formed at the expansion device resulting in a high deg...

Page 38: ...amount of charge on the low side in order to prevent off cycle migration The recommended low pressure pump down switch setting is 21 psig below the nominal evaporating pressure It shall not be set lower than 33 psig Liquid receiver Refrigerant charge optimis ation varies with compressor speed To avoid flash gas at low speed a receiver may be necessary Receiver dimensioning requires special at tent...

Page 39: ...cedures might not ensure satisfactory condensing and suction pressures the use of a liquid receiver with condenser and receiver pressure regulators would be possible Condensing pressure control is also strongly rec ommended to improve any system efficiency The most accurate value is to control the condensing temperature at 22 F above the ambient tempera ture for air cooled condensers For further i...

Page 40: ...scharge gas more quickly Because of the large compressor capacity varia tion and VSH capability to run at low condensing temperature an EXV electronic expansion valve is mandatory Transients are likely to occur in reversible heat pump systems i e a changeover cycle from cool ing to heating defrost or low load short cycles These transient modes of operation may lead to liquid refrigerant carry over...

Page 41: ... the compressor sump The use of a suction line accumulator is strongly recommended in reversible cycle applications This because of the possibility of a substantial quantity of liquid refrigerant remaining in the evaporator which acts as a condenser during the heating cycle This liquid refrigerant can then return to the compressor either flooding the sump with refrig erant or as a dynamic liquid s...

Page 42: ...unting assembly Typical sound and vibration in refrigeration and air conditioning systems encountered by design and service engineers may be broken down into the following three source categories Sound radiation this generally takes an airborne path Mechanical vibrations these generally extend along the parts of the unit and structure Gas pulsation this tends to travel through the cooling medium i...

Page 43: ...o lift the weight of the compressor is also highly recommended Always respect the appropriate rules concerning lifting objects of the type and weight of these compressors Maintain the com pressor in an upright position during all handling operations Never use only one lifting lug to lift the compres sor The compressor is too heavy for the single lug to handle and the risk is that the lug could sep...

Page 44: ...is necessary The use of highly hygroscopic polyolester oil in R410A compressors requires that the oil be exposed to the atmosphere as little as possible System contamination is one of main factors affecting equipment reliability and compressor service life It is important therefore to take sys tem cleanliness into account when assembling a refrigeration system During the manufacturing process circ...

Page 45: ...the air The compressor must therefore not be left open to the atmosphere for a long pe riod of time The compressor fitting plugs shall be removed just before brazing the compressor The compressor should always be the last component brazed into the system Before eventual unbrazing the compressor or any system component the refrigerant charge must be removed from both the high and low pres sure side...

Page 46: ...must be before the LLSV If the system is equipped with an electronic expansion valve EXV this valve must be fully closed opening degree 0 Loosely connect the service manifold HP hose to a gauge fitting on the liquid side as described above Connect the LP hose to a fitting on the suction line as far away as possible from the compressor The compressor must be off and prevented from starting inadvert...

Page 47: ... desired superheat readings Suction and discharge pressure are within acceptable levels Correct oil level in compressor sump indicating proper oil return Low foaming in sight glass and compressor sump temperature 18 F above saturation tem perature to show that there is no refrigerant migration taking place Acceptable cycling rate of compressors includ ing duration of run times A short cycling prot...

Page 48: ...el Height inch Width inch Depth inch Weight lb VSH088 22 8 17 9 14 0 130 VSH117 22 8 17 9 14 0 143 VSH170 30 1 20 3 17 7 234 Drive supply voltage Drive power kW IP20 IP55 Height inch Width inch Depth inch Weight lb Height inch Width inch Depth inch Weight lb T2 15 13 6 31 9 12 6 53 16 9 31 7 15 9 101 18 22 17 2 31 7 15 9 79 17 2 31 7 15 9 101 T4 15 13 7 19 7 13 0 29 13 6 31 9 12 6 53 18 22 13 6 31...

Page 49: ...4 yes 131H9135 H2 no 131H9136 yes 131H9137 VSH117 J 120G0005 CDS302 18 5kW No IP20 H3 no 131H9138 Yes 131H9139 H2 No 131H9140 Yes 131H9141 IP55 H3 no 131H9142 Yes 131H9143 H2 No 131H9144 Yes 131H9145 Yes IP20 H3 no 131F0395 yes 131H9146 H2 no 131H9147 yes 131H9148 IP55 H3 no 131H9149 yes 131H9150 H2 no 131H9151 yes 131H9152 VSH170 J 120G0006 CDS302 22 0 kW No IP20 H3 no 131H9153 Yes 131H9154 H2 No...

Page 50: ...8 yes 131H9089 H2 no 131H9090 yes 131H9091 VSH117 G 120G0002 CDS302 18 5kW No IP20 H3 no 131H4381 Yes 131H9092 H2 No 131H9093 Yes 131H9094 IP55 H3 no 131H9098 Yes 131H9095 H2 No 131H9096 Yes 131H9097 Yes IP20 H3 no 131F5247 yes 131H9099 H2 no 131H9100 yes 131H9102 IP55 H3 no 131H9103 yes 131H9104 H2 no 131H9105 yes 131H9106 VSH170 G 120G0003 CDS302 22 0 kW No IP20 H3 no 131H4382 Yes 131H9107 H2 No...

Page 51: ... HX no 131N6979 Yes 131N6980 Yes IP20 HX no 131N6981 yes 131N6982 IP55 HX no 131N6983 yes 131N6984 VSH117 H 120G0008 CDS302 18 5kW No IP20 HX no 131N6985 Yes 131N6986 IP55 HX no 131N6987 Yes 131N6988 Yes IP20 HX no 131N6989 yes 131N6990 IP55 HX no 131N6991 yes 131N6992 VSH170 H 120G0009 CDS302 22 0 kW No IP20 HX no 131N6993 Yes 131N6994 IP55 HX no 131N6996 Yes 131N6997 Yes IP20 HX no 131N6998 yes ...

Page 52: ...er 2 1 4 Rotolock 1 5 8 ODF VSH 170 Suction side Multipack 10 Type Code n Description Application Packaging Pack size 120Z0125 Solder sleeve adapter set 1 3 4 Rotolock 1 1 8 ODF 1 1 4 Rotolock 7 8 ODF VSH088 Multipack 8 120Z0405 Solder sleeve adapter set 1 3 4 rotolock 1 3 8 ODF 1 1 4 rotolock 7 8 ODF VSH117 Multipack 8 7765028 Solder sleeve adapter set 2 1 4 Rotolock 1 5 8 ODF 1 3 4 Rotolock 7 8 ...

Page 53: ...Models with 1 3 4 rotolock connection Multipack 6 Crankcase heaters thermostats Type Code n Description Application Packaging Pack size 7773109 Belt type crankcase heater 65 W 110 V CE mark UL VSH088 117 Multipack 6 7973001 Belt type crankcase heater 65 W 110 V CE mark UL Industry pack 50 7773107 Belt type crankcase heater 65 W 230 V CE mark UL Multipack 6 120Z0038 Belt type crankcase heater 65 W ...

Page 54: ...pplication Packaging Pack size 120Z0066 Mounting kit for 1 scroll compressor including 4 grommets 4 sleeves 4 bolts 4 washers VSH088 117 Single pack 1 8156138 Mounting kit for 1 scroll compressor including 4 grommets 4 sleeves 4 bolts 4 washers VSH170 Single pack 1 Mounting kits Type Code n Description Application Packaging Pack size 120Z0143 Coil 230V VSH all models Single pack 1 120Z0144 Coil 24...

Page 55: ...Frequency converter IP20 IP21 Single pack 1 120Z0469 130B1077 LCP Blind cover Frequency converter IP55 IP66 Single pack 1 LCP s Code n Description Application Packaging Pack size Until 2011 After 2011 130B3563 120Z0328 Fan 1 main IP20 15 kW Single pack 1 130B3699 120Z0329 Fan 1 main IP20 18 5 22 kW Single pack 1 130B3407 120Z0331 Fan 1 main IP55 15 kW Single pack 1 130B3406 120Z0332 Fan 1 main IP5...

Page 56: ...s Code n Description Application Packaging Pack size Until 2011 After 2011 120Z0350 130B1110 Relays card Frequency converter Single pack 1 Type Code n Description Application Packaging Pack size 120Z0351 RS232 RS485 Converter Frequency converter Single pack 1 120Z0352 USB RS485 Converter Frequency converter Single pack 1 Relays card Converters Code n Description Application Packaging Pack size Unt...

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