Semi-Hermetic Compressors Technical Details
D2DD-50X - AWM
Cooling Capacity at Standard Condition 0.0kW
No Standard Condition specified.
Mechanical Data
Number of cylinders2.0 Displacement @ 50 Hz, cu.m/h19.3
Bore/Stroke, mm63.6/35.0 Length/Width, mm590/330
Height, mm470.0 Net Weight, kg132.0
Gross Weight, kg141.0 Rotalock Discharge, inch7/8
Suction, inch1 3/8 Oil Quantity, l2.3
Frequency Range, Hz25 - 60 Base mounting (hole dia), mm295 x 279 (14.0)
Sound Pressure @ 1m, dBA65.0 High Side PS, bar(g)28.0
Low Side PS, bar(g)22.5  
Electrical Data
Maximum Operating Current, A10.3 Locked Rotor Current, A55.0
Default Enclosure ClassIP 54 (IEC 34)  
Oil Pressure SwitchOPS2 Sensor
Mounting Springs4
Additional Cooling70W Vertical Air Flow Fan
Crankcase Heater70W Internal
Oil Pressure SwitchOPS2 Electronic Switch
Unloaded StartAvailable
Deep Oil SumpMounted
Adapter KitFor Parallel Operation
Check Valve (NRV)For unloaded start operation
Enclosure ClassIP56
InverterControl Techniques SK 2403
Related Documentation
General Product Catalogue 2015
Technical Information
Motors for Copeland™ Semi-hermetic Compressors
Use of Inverters with DWM Copeland Semi-hermetic Compressors
Oil additives
Model Designation for Copeland Brand Semi-Hermetic Compressor
Unloaded Start for Semi-hermetic Compressors
Refrigerants / Lubricants approved with Copeland™ Compressors
Application Guidelines
Semi-Hermetic Compressors - Discus, K, L & S-Series
Replacement Guidelines
Replacement Guidelines for 2, 3, 4, 6 & 8 Cylinder S-Series and for 4 & 6 Cylinder Discus
Technical Drawings
Drawing for compressor D2D
Wiring Diagramms
Wiring diagram Semi Hermetics D2D, D3, D9 AW*