Danfoss SH090 Application Manuallines
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Summary of Contents for Danfoss SH090
- Page 1 Application guidelines Danfoss scroll compressors SH090 to SH485 - single 50 Hz - 60 Hz - R410A http://cc.danfoss.com...
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Page 3: Table Of Contents
50-60 Hz data .............7 Low ambient application ........32 Dimensions ..........8 Low load operation ..........33 SH090-105-120-140* and 161* ......8 Brazed plate heat exchangers ......33 SH 140 and 161 code 3 and SH184 ......9 Electronic expansion valve ......... 33 SH180-240-295 ............10... -
Page 4: Scroll Compression Principle
Application Guidelines Scroll compression principle In a Danfoss SH scroll compressor, the compression is performed by two scroll elements located in the upper part of the compressor. Suction gas enters the compressor at the suction connection. As all of the gas flows around and... -
Page 5: Features
Application Guidelines Features SH range is composed of SH090-105-120-140- • Gas intake design induces higher resistance to 161-184 (light commercial platform) and SH180- liquid slugging. 240-295-380-485 (large commercial platform). The SH485 compressors include additional The SH090-105-120-140-161-184 compressors features for enhanced protection and efficiency: benefit from a further improved design to •... -
Page 6: Compressor Model Designation
Application Guidelines Compressor model designation Danfoss SH scroll compressors for R410A are Code numbers for ordering are listed section available as single compressors. The example “Ordering information and packaging”. below presents the compressor nomenclature which equals the technical reference as shown on For tandem and trio assemblies, please refer the compressor nameplate. -
Page 7: Technical Specifications
Subject to modification without prior notification. Data given for motor code 4 compressor, for full data details and capacity tables refer to Online Datasheet Generator: www.danfoss.com/odsg * SH295 replaces SH300. SH300 model remains available for after-market, please refer to datasheets for technical details. -
Page 8: Dimensions
Application Guidelines Dimensions SH090-105-120-140* and 161* (* except code 3) Ø 224 Oil sight glass Ø 243 Equalisation line 190.5 4 x hole 30° Ø 19.05 190.5 Ø 29 SH090 Ø 35 SH105 - 120 - 140* & 161* 60°... -
Page 9: Sh 140 And 161 Code 3 And Sh184
Application Guidelines Dimensions SH 140 and 161 code 3 and SH184 Ø 243 Ø 243 Equalisation Oil sight line glass 190.5 4 x holes Ø19.05 30° 190.5 Ø 35 SH140 & 161 code 3 60° SH184 All dimensions in mm Ø... -
Page 10: Sh180-240-295
Application Guidelines Dimensions SH180-240-295 Ø265.9 Discharge 1"1/8 Ø257.4 Suction 1"5/8 531.5 Ø317.5 301.5 92.5 76.6 4x rigid spacer 29.5 All dimensions in mm 345.4 279.4 4x holes Ø19 60° 370.8 304.8 60° Rigid spacer Flexible grommet HM 8 bolt Lock washer HM 8 bolt Lock washer Compressor... -
Page 11: Sh380-485 (Except Code 3)
Application Guidelines Dimensions SH380-485 (Except code 3) Ø333.2 Discharge: SH380: 1"1/8 SH485: 1"3/8 Ø318.1 Suction 725.8 1"5/8 524.8 301.5 92.5 76.6 All dimensions in mm 345.4 279.4 4 holes Ø19 218.6 60° 304.8 370.8 60° Rigid spacer Flexible grommet HM 8 bolt HM 8 bolt Lock washer Lock washer... -
Page 12: Sh380 Code 3
Application Guidelines Dimensions SH380 code 3 Ø333.2 Discharge: 1"1/8 Ø318.1 725.8 277.4 524.8 301.5 Suction 1"5/8 172.2 92.5 76.6 345.4 4 holes Ø19.43 279.4 All dimensions in mm 60° 370.8 304.8 60° 8° 202.3 308.8 Rigid spacer Flexible grommet HM 8 bolt HM 8 bolt Lock washer Lock washer... -
Page 13: Electrical Data, Connections And Wiring
2"1/4 - 1"5/8 sleeve. connection This connection must be used to mount an oil and gauge port equalisation line when two or more compressors are mounted in parallel (please refer to Danfoss SH Parallel Application Guide lines FRCC.EC.008. for details). Oil drain connection... -
Page 14: Motor Voltage
Application Guidelines Electrical data, connections and wiring Motor voltage Danfoss SH scroll compressors are available in five different motor voltages as listed below. Motor voltage code Code 3 Code 4 Code 6 Code 7 Code 9 380-400V - 3 ph... -
Page 15: Ip Rating
Any compressor damage related to this installed in an enclosure, precautions must be will not be covered by Danfoss warranty. In the taken to avoid that the temperature around the same manner, cables must be selected in a way... -
Page 16: Three Phase Electrical Characteristics
Application Guidelines Electrical data, connections and wiring Three phase electrical Max. operating current Winding resistance characteristics Compressor model Ω SH090 0.39 SH105 0.27 SH120 0.27 SH140 0.24 SH161 0.22 SH184 0.22 SH180 0.19 SH240 0.16 SH295 0.13 SH380 0.09 SH090 1.47... -
Page 17: Danfoss Mci Soft-Start Controller
25°C, the measured resistance must be corrected using following formula: Danfoss MCI soft-start The inrush current for the Danfoss SH scroll starting current of 3-phase AC motors; they controller compressors with motor code 4 (400V /3ph... -
Page 18: General Wiring Information
Application Guidelines Electrical data, connections and wiring MCI with by-pass contactor By means of the built-in auxiliary contact (23-24) the by-pass function is easily achieved, see wiring diagram beside. No heat is generated from the MCI. As the contactor always switches in no-load condition it can be selected on the basis of the thermal current (AC-1). - Page 19 Application Guidelines Electrical data, connections and wiring Compressor model SH180-240-295-380 Wiring diagram with pump-down cycle Wiring diagram without pump-down cycle Compressor model SH485 Wiring diagram without pump-down cycle Wiring diagram with pump-down cycle Legend Fuses ....................F1 Liquid Line Solenoid valve ............LLSV Compressor contactor ..............
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Page 20: Motor Protection
Internal reverse vent SH240 - 295 - 380-485 Electronic module located in terminal box Compressor models SH090-105-120-140-161-184 While not compulsory, an additional external have been provided with an internal overload overload is still advisable for either alarm or motor protection to prevent against excessive manual reset. -
Page 21: Voltage Imbalance
Application Guidelines Electrical data, connections and wiring Compressor models SH090-105-120-140-161-184, the bearings. Reverse rotation will be obvious incorporate an internal reverse vent valve which to the user as soon as power is turned on: the will react when the compressor is run in reverse... -
Page 22: Approval And Certifications
Maximum allowable pressure (LP side) - Ps 33.3 bar(g) 31.1 bar(g) 31.1 bar(g) Declaration of conformity Contact Danfoss Low voltage directive 2014/35/EU Products SH090 to 485 Declaration of conformity Contact Danfoss Machines directive 2006/42/EC Products SH090 to 485 Manufacturer's declaration of incorporation Contact Danfoss... -
Page 23: Operating Conditions
• Refrigerant cost • Compressor capacity and efficiency • Refrigerant availability Danfoss Commercial Compressors, along with and use in coming years, in accordance with the the whole refrigeration and air conditioning international Montreal Protocol (1984). industry, shares today’s concern about the... -
Page 24: Motor Supply
SH compressors can be applied from -35°C to designed as 100% suction gas cooled without temperature 55°C ambient temperature for SH090-105-120- need for additional fan cooling. Ambient 140-161-184 and 51°C ambient temperature for temperature has very little effect on the SH180-240-295-380-485. -
Page 25: Discharge Temperature Protection
Insulation output relay to trip. Bracket For SH090 to 380, DGT protection is required if The discharge gas thermostat accessory kit (code the high and low pressure switch settings do 7750009) includes all components required for not protect the compressor against operations installation as shown above. -
Page 26: Cycle Rate Limit
R410A. operated full time under such condition. Cycle rate limit Danfoss recommends a restart delay timer to There must be no more than 12 starts per hour, a limit compressor cycling. The timer prevents number higher than 12 reduces the service life of reverse compressor rotation, which may occur the motor-compressor unit. -
Page 27: System Design Recommendations
Application Guidelines System design recommendations General Successful application of scroll compressors beyond the limits given in this manual. Poor is dependent on careful selection of the performance, reduced reliability, or both may compressor for the application. If the compressor result. is not correct for the system, it will operate Essential piping design The working pressure in systems with R410A is... -
Page 28: Refrigerant Charge Limit
Refrigerant charge limit Danfoss SH compressors can tolerate liquid Use the tables below to quickly evaluate the refrigerant up to a certain extent without major required compressor protection in relation with problems. -
Page 29: Off-Cycle Migration
Note: for special conditions such as low ambient temperature, low refrigerant load or brazed plate heat exchangers please refer to corresponding sections. More detailed information can be found in the paragraphs hereafter. Please contact Danfoss Technical Support for any deviation from these guidelines. Off-cycle migration Off-cycle refrigerant migration is likely to occur... - Page 30 In certain conditions, the discharge valve in the the refrigerant charge into the condenser and SH090 - 105 - 120 - 140 - 161 - 184 compressor receiver before the system stops on the low may not completely seal and result in compressor pressure pump-down switch.
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Page 31: Liquid Flood Back
A continuous liquid flood back will cause oil dilution and, in extreme situations, lead to lack Danfoss SH scroll compressors can tolerate of lubrication and high rate of oil leaving the occasional liquid flood back. However, system compressor. -
Page 32: Specific Application Recommendations
“Low pressure” in order to prevent this from happening. Low ambient operations The Danfoss SH scroll compressor requires a The superheat setting of the expansion device minimum pressure differential between the should be sufficient to ensure proper superheat suction and discharge pressures (please refer levels during low loading periods. -
Page 33: Low Load Operation
Application Guidelines Specific application recommendations Sump heaters Sump heaters are strongly recommended on will minimize refrigerant migration caused by all systems where the compressor is exposed to the large temperature gradient between the low ambient temperatures, especially split and compressor and the remainder of the system, remote condenser installations. - Page 34 135°C. be installed on the discharge line to protect Discharge line, reversing The Danfoss SH scroll compressor is a high position. At the same time, it is important that valve, solenoid valves volumetric machine and, as such, can rapidly...
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Page 35: Water Utilizing Systems
Application Guidelines Specific application recommendations Suction line accumulator The use of a suction line accumulator is strongly Sustained and repeated liquid slugging and recommended in reversible-cycle applications. flood back can seriously impair the oil’s ability This because of the possibility of a substantial to lubricate the compressor bearings. -
Page 36: Sound And Vibration Management
Sound power and attenuation are given at ARI conditions, measured in free space Data given for motor code 4 compressor, for full data details refer to online datasheet generator: www.danfoss.com/odsg * For SH140 code 3 and SH161 code 3 use acoustic hood reference 120Z0135 ** For SH380 code 3 use acoustic hood reference 120Z0579 ... - Page 37 Sound and vibration management Compressor sound radiation For sound radiating from the compressor, the Due to the unique Danfoss design of a full- emission path is airborne and the sound waves suction gas-cooled motor, compressor body are travelling directly from the machine in all insulation across its entire operating range directions.
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Page 38: Installation
Instructions for installation. These instructions http://instructions.cc.danfoss.com can also be downloaded from our website: Compressor handling and Each Danfoss SH scroll compressor is equipped When the compressor is mounted as part storage with two lift rings on the top shell. Always use of an installation, never use the lift rings on the both these rings when lifting the compressor. -
Page 39: Compressor Holding Charge
Application Guidelines Installation Mounting of SH180-240-295- Compressors SH180-240-295-380-485 come between the flat washer and the steel mounting 380-485 delivered with rigid mounting spacers for parallel sleeve is established. The grommets attenuate mounting. to a great extent the transmission of compressor vibrations to the base frame. -
Page 40: System Cleanliness
5% silver or more with a melting Dissimilar metals When manipulating dissimilar metals such as Please contact Danfoss Technical support for any connection copper and brass or steel, the use of silver solder deviation from this guidelines. -
Page 41: System Pressure Test
34.3 bar (g) for SH180 to 485 Maximum compressor test pressure (low side) 36.7 bar (g) for SH090 to 184 Maximum compressor test pressure (high side) 48.7 bar (g) Maximum pressure difference between high and low... -
Page 42: Leak Detection
50 ppm end point dryness (EPD). After burn out, remove and replace the liquid line filter drier and install a Danfoss type DAS burn- For new installations with SH compressors with out drier of the appropriate capacity. Refer to the... -
Page 43: Refrigerant Charging
(in weight) can be used to roughly define refrigerant in the oil. the required oil top-up quantity but in any case Always use original Danfoss POE oil 160SZ from the oil charge has to be adjusted based on the oil new cans. -
Page 44: Ordering Information And Packaging
Application Guidelines Ordering information and packaging Packaging Gross Single pack Length Width Height Compressor models weight (mm) (mm) (mm) (kg) SH090 SH105 SH120 SH140 SH161 SH184 SH180 SH240 SH295 SH380 SH485 Gross Static Industrial pack Length Width Height Compressor models... -
Page 45: Ordering Information
Application Guidelines Ordering information and packaging Ordering information Danfoss SH scroll compressors can be ordered in Compressors SH180 to 485 with rigid mounting either industrial packs or in single packs. Please spacers are dedicated for parallel mounting. For use the code numbers from below tables for use in single applications the rigid spacers must ordering. - Page 46 Application Guidelines Ordering information and packaging Industrial pack Code no. Compressor Mounting Connections Motor protection model feet 400/3/50 200-230/3/60 380/3/60 460/3/60 SH090 Brazed Flexible Internal 120H0002 120H0004 120H0010 SH105 Brazed Flexible Internal 120H0210 120H0212 120H0218 SH120 Brazed Flexible Internal 120H0012...
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Page 47: Accessories
Code n° Description Application Packaging Pack size 120Z0125 Rotolock adaptor set (1"3/4 ~ 1"1/8) , (1"1/4 ~ 7/8") SH090 Multipack 120Z0405 Rotolock adaptor set (1"3/4 ~ 1"3/8) , (1"1/4 ~ 7/8") SH105 to 184 Multipack 7765028 Rotolock adaptor set (2"1/4 ~ 1"5/8) , (1"3/4 ~ 1"1/8) - Page 48 Code n° Description Application Packaging Pack size 7703008 Valve set, V02 (1"3/4 ~ 1"1/8), V05 (1"1/4 ~ 7/8") SH090 Multipack 7703392 Valve set, V10 (1"3/4 ~1"3/8), V05 (1"1/4 ~ 7/8") SH105 to 184 Multipack 7703383 Valve set, V03 (2"1/4 ~ 1"5/8), V02 (1"3/4 ~ 1"1/8)
- Page 49 48W 575V surface sump heater CE and UL Single pack Discharge temperature protection Type Code No Description Application Packaging Pack Size 7750009 Discharge thermostat kit SH090 to SH380 Multipack 7973008 Discharge thermostat kit SH090 to SH380 Industry pack Mounting hardware Type Code No Description Application...
- Page 50 Sight glass with gaskets (black and white) All models Multipack 8156129 Gasket for oil sight glass, 1"1/8 (white teflon) All models Multipack 7956005 Gasket for oil sight glass, 1"1/8 (white teflon) All models Multipack 8154001 Danfoss Commercial Compressors blue spray paint All models Single pack AB243586442172en-001301...
- Page 51 Application Guidelines Updates Previous Version Current Version • Page 14: Motor voltage • Page 14: Updated Motor voltage • Page 22: Pressure equipment directive • Page 22: Updated Pressure equipment directive 2014/68/EU 2014/68/EU • Page 41: System pressure test • Page 41: Updated System pressure test AB243586442172en-001301...
- Page 52 Our products can be found in a variety of applications such as rooftops, chillers, residential air conditioners, heatpumps, coldrooms, supermarkets, milk tank cooling and industrial cooling processes. http://cc.danfoss.com Danfoss Commercial Compressors, BP 331, 01603 Trévoux Cedex, France | +334 74 00 28 29 AB243586442172en-001301 © Danfoss | DCS (CC) | 2019.07...
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