Content
Maneurop® reciprocating compressors............................................................................................. 5
Features .................................................................................................................................................................................5
Specifications....................................................................................................................................... 6
Technical specifications and nominal ratings..........................................................................................................6
Versions..................................................................................................................................................................................6
Compressor reference ......................................................................................................................................................6
Nominal performance data for R404A and R452A.................................................................................................7
Dimensions .......................................................................................................................................... 8
1 cylinder...............................................................................................................................................................................8
2 cylinders.............................................................................................................................................................................9
4 cylinders..........................................................................................................................................................................10
Electrical connections and wiring .................................................................................................... 11
Voltage application range............................................................................................................................................11
Single phase electrical characteristics.....................................................................................................................11
Nominal capacitor values and relays........................................................................................................................11
Single phase motor protection and suggested wiring diagram....................................................................11
Trickle circuit.....................................................................................................................................................................11
PSC wiring..........................................................................................................................................................................11
CSR wiring..........................................................................................................................................................................11
Single phase PSC wiring with trickle circuit ..........................................................................................................12
Single phase CSR wiring with trickle circuit ..........................................................................................................12
Single phase CSR wiring without trickle circuit....................................................................................................12
Three phase electrical characteristics......................................................................................................................13
Three phase motor protection and suggested wiring diagram.....................................................................13
Wiring diagram with pump-down cycle.................................................................................................................13
Wiring diagram without pump-down cycle..........................................................................................................14
IP rating...............................................................................................................................................................................14
Motor protection.............................................................................................................................................................14
Voltage unbalance..........................................................................................................................................................14
Approval and certifications .............................................................................................................. 15
Approvals and certificates............................................................................................................................................15
Pressure equipment directive 2014/68/EU............................................................................................................15
Low voltage directive 2014/35/EU............................................................................................................................15
Machinery directive 2014/30/EU...............................................................................................................................15
Internal free volume.......................................................................................................................................................15
Operating conditions ........................................................................................................................ 16
Refrigerants and lubricants .........................................................................................................................................16
Operating envelope .......................................................................................................................................................16
R404A / R507.....................................................................................................................................................................16
R452A ..................................................................................................................................................................................16
Discharge temperature protection...........................................................................................................................17
Operating limits...............................................................................................................................................................17
System design recommendations.................................................................................................... 18
Piping design....................................................................................................................................................................18
Suction line........................................................................................................................................................................18
Discharge line...................................................................................................................................................................18
Oil charge and oil separator........................................................................................................................................19
Filter driers.........................................................................................................................................................................19
Suction pressure control...............................................................................................................................................19
Suction line heat exchanger........................................................................................................................................19
Cycle rate limit..................................................................................................................................................................20
Liquid refrigerant control and charge limits .........................................................................................................20
Off-cycle migration.........................................................................................................................................................20
Liquid floodback during operation ..........................................................................................................................20
Crankcase heater.............................................................................................................................................................21
Liquid line solenoid valve & pump-down ..............................................................................................................21
Suction accumulator......................................................................................................................................................21
3FRCC.PC.046.A4.02
Application Guidelines
