4 cylinder semi-hermetic refrigeration compressor, variously applied for cold rooms, refrigeration projects etc. Power supply could be 380~420V/3pH/50Hz, 440~480V/3pH/60Hz. Refrigerant could be r22, r134A, r404A, r507A or r407c. The design of the compressors with the requirements of international environmental protection, for the working mediums of HCFC-22, R404A, R407A, R407b and R407c. Compressor model: BF 20DS6-36.8 Nominal motor power HP/KW: 20/15 Displacement(50Hz)m3/h( Low Pressure): 73.6 Displacement(50Hz)m3/h( High Pressure ): 36.8 Number*Diameter *Strokemm: 6*Φ 70/70*55 Oil injection volumeL: 4.75 Power supply V/Φ /Hz: 380~420YY/3/50, 440~480YY/3/60 Electrical parameter(Max operating current A): 37 Electrical parameter(Starting current/rotorlocked current A): 97/158 Crank- case Heater(220V)W: 140 Oil supply method: Forced- lubrication Weight (including freezing oil)Kg: 235
