RECIPROCATING COMPRESSORS

Selection & Application Guidelines

Reciprocating Compressors MT/MTZ 50 - 60 Hz

R22 - R407C - R134a - R404A/R507A

RECIPROCATING COMPRESSORS

MANEUROP RECIPROCATING COMPRESSORS ................................................................................................. p 3COMPRESSOR MODEL DESIGNATION .............................................................................................................................................. p 4

Code numbers ................................................................................................................................................................................................................................ p 4Compressor reference ....................................................................................................................................................................................................... p 4Versions .............................................................................................................................................................................................................................................................. p 4

SPECIFICATIONS ...................................................................................................................................................................................................................................... p 5Technical specifi cations ................................................................................................................................................................................................. p 5Approvals & certifi cates ................................................................................................................................................................................................. p 5Nominal performance for R404A and R22 ............................................................................................................................ p 6Nominal performance for R407C and R134a ................................................................................................................... p 7

OPERATING ENVELOPES ...................................................................................................................................................................................................... p 8OUTLINE DRAWINGS ................................................................................................................................................................................................................. p 10

1 cylinder .................................................................................................................................................................................................................................................... p 102 cylinders ................................................................................................................................................................................................................................................ p 114 cylinders ................................................................................................................................................................................................................................................ p 12

ELECTRICAL CONNECTIONS AND WIRING ............................................................................................................................ p 13Single phase electrical characteristics ....................................................................................................................................... p 13Capacitor and relay selection ........................................................................................................................................................................ p 13Trickle circuit ....................................................................................................................................................................................................................................... p 13PSC wiring ................................................................................................................................................................................................................................................ p 13CSR wiring ................................................................................................................................................................................................................................................ p 13Suggested wiring diagrams .............................................................................................................................................................................. p 14Three phase electrical characteristics ......................................................................................................................................... p 15Motor protection and wiring diagrams .................................................................................................................................. p 15Soft starters ........................................................................................................................................................................................................................................... p 16Voltage application range .................................................................................................................................................................................... p 16IP rating .......................................................................................................................................................................................................................................................... p 16

REFRIGERANTS AND LUBRICANTS .......................................................................................................................................................... p 17General information .............................................................................................................................................................................................................p 17

SYSTEM DESIGN RECOMMENDATIONS ........................................................................................................................................ p 19Piping design .................................................................................................................................................................................................................................... p 19Operating limits ........................................................................................................................................................................................................................... p 20Operating voltage & cycle rate ................................................................................................................................................................... p 21 Liquid refrigerant control & charge limits .......................................................................................................................... p 22

SOUND AND VIBRATION MANAGEMENT ................................................................................................................................ p 24Sound ................................................................................................................................................................................................................................................................. p 24Vibration ...................................................................................................................................................................................................................................................... p 25

INSTALLATION AND SERVICE ............................................................................................................................................................................... p 26System cleanliness ................................................................................................................................................................................................................. p 26 Compressor handling, mounting and connection to the system ................................. p 26System pressure test ......................................................................................................................................................................................................... p 27Leak detection ................................................................................................................................................................................................................................ p 27Vacuum pull down - moisture removal ................................................................................................................................... p 28Start-up .......................................................................................................................................................................................................................................................... p 28

ACCESSORIES AND SPAREPARTS ............................................................................................