Application guidelines
4
FRCC.PC.021.A5.22
Content
Compressor features ........................................................................................................................... 6
Nomenclature and specifications ....................................................................................................... 7
Compressor nomenclature .....................................................................................................................................................................7
Compressor specifications ......................................................................................................................................................................7
Performance data - 50Hz .................................................................................................................... 8
50 Hz ...............................................................................................................................................................................................................8
Performance data - 60Hz .................................................................................................................... 9
60 Hz ...............................................................................................................................................................................................................9
Dimensions ........................................................................................................................................ 10
PSH051 ........................................................................................................................................................................................................ 10
PSH064 ........................................................................................................................................................................................................ 11
PSH077 ........................................................................................................................................................................................................ 12
Electrical data, connections and wiring ........................................................................................... 13
Connection details .................................................................................................................................................................................. 13
Suction and discharge connections ................................................................................................................................................. 13
Oil sight glass ............................................................................................................................................................................................ 13
Oil equalisation connection................................................................................................................................................................. 13
Oil drain connection ............................................................................................................................................................................... 13
Schrader ...................................................................................................................................................................................................... 13
Liquid injection valve ............................................................................................................................................................................. 13
Motor voltage ........................................................................................................................................................................................... 14
Voltage unbalance .................................................................................................................................................................................. 14
Electrical data ............................................................................................................................................................................................ 14
Wiring Connections ................................................................................................................................................................................ 15
General wiring information ................................................................................................................................................................. 16
Suggested wiring diagram ................................................................................................................................................................... 17
Electrical box knock-out dimensions ............................................................................................................................................... 17
IP rating ....................................................................................................................................................................................................... 17
Electrical box temperature ................................................................................................................................................................... 17
Approval and certifications .............................................................................................................. 18
Approvals and certificates .................................................................................................................................................................... 18
Pressure equipment directive 2014/68/EU .................................................................................................................................... 18
Low voltage directive 2014/35/EU .................................................................................................................................................... 18
Machines directive 2006/42/EC .......................................................................................................................................................... 18
Electromagnetic compatibility directive 2014/30/EU ................................................................................................................ 18
Operating conditions ........................................................................................................................ 19
Refrigerant and lubricants.................................................................................................................................................................... 19
Motor supply ............................................................................................................................................................................................. 19
Compressor ambient temperature ................................................................................................................................................... 19
Compressor protection ......................................................................................................................................................................... 20
Phase sequence and reverse rotation protection ........................................................................................................................ 21
Application envelope ............................................................................................................................................................................. 21
Pressure transmitter accuracy and range ....................................................................................................................................... 24
Liquid injection ........................................................................................................................................................................................ 24
Discharge temperature protection ................................................................................................................................................... 24
Malfunction protection ......................................................................................................................................................................... 25
High and low pressure protection..................................................................................................................................................... 25
Cycle rate limit .......................................................................................................................................................................................... 27
Data management ............................................................................................................................. 28
Data storage displayed by OCS .......................................................................................................................................................... 28
MMIMYK and MMIGRS Electronic controllers................................................................................................................................ 28
Data read-out ............................................................................................................................................................................................ 29
Data storage recovery ............................................................................................................................................................................ 29
