Semi-Hermetic Compressors Technical Details
LF-20X - EWL
Cooling Capacity at Standard Condition 1.58kW
R22, Evaporating -35°C, Condensing 40°C, Suction Gas Return 20°C, Subcooling 0K
Mechanical Data
Number of cylinders2.0 Displacement @ 50 Hz, cu.m/h12.9
Bore/Stroke, mm50.8/36.5 Length/Width, mm470/330
Height, mm385.0 Net Weight, kg80.0
Gross Weight, kg86.0 Suction, inch7/8
Discharge, inch5/8 Oil Quantity, l2.0
Frequency Range, Hz25 - 60 Base mounting (hole dia), mm295 x 279 (14.0)
High Side PS, bar(g)28.0 Low Side PS, bar(g)22.5
Electrical Data
Maximum Operating Current, A4.5 Locked Rotor Current, A37.6
Default Enclosure ClassIP 54 (IEC 34)  
Mounting Springs4
Additional Cooling1 or 2 ways water Coil
Crankcase Heater70W Internal
Additional Cooling70W Vertical Air Flow Fan
Additional Cooling25W Horizontal Air Flow Fan
Adapter KitFor Parallel Operation
InverterControl Techniques SKB 3400400
Related Documentation
Semi-Hermetic Compressors Product Selection Catalogue (2009)
General Product Catalogue 2015
Technical Information
Semi-hermetic compressors - additional fans
Motors for Copeland™ Semi-hermetic Compressors
Refrigerant changeover from HCFC to HFC refrigerants
Mounting parts for semi-hermetic compressors
Use of Inverters with DWM Copeland Semi-hermetic Compressors
Refrigerant Changeover from HCFC R22 to HFC R422AD
Oil additives
Model Designation for Copeland Brand Semi-Hermetic Compressor
Refrigerants / Lubricants approved with Copeland™ Compressors
Application Guidelines
Semi-Hermetic Compressors - Discus, K, L & S-Series
Replacement Guidelines
Technical Drawings
Drawing for compressor DL
Semi Ref DK / DL: Declaration of Incorporation according to the Machinery Directive 2006/42/EC
Semi Ref DK / DL: Conformity Declaration CE 06 according to the Low Voltage Directive 2006/95/EC
Semi Ref DK / DL: Conformity Declaration according to the RoHS Directive 2011/65/EU
Wiring Diagramms
Wiring diagram Semi Hermetics Compressors DK DL EW*
Related Condensing Unit(s)