Application guidelines
3FRCC.PC.023.A8.22
Single compressors
VZH088-117-170 single compressors
VZH scroll specicities .........................................................................................................................5
Variable speed compressors ................................................................................................................ 6
Compressor size ...........................................................................................................................................................................................6
Frequency converter variants .................................................................................................................................................................6
Compressor and frequency converter combinations ....................................................................................................................6
Nomenclature and specications ........................................................................................................ 7
Compressor nomenclature ......................................................................................................................................................................7
Frequency converter nomenclature .....................................................................................................................................................7
Technical specications .......................................................................................................................8
Compressor specications .......................................................................................................................................................................8
Frequency converter specications ......................................................................................................................................................8
Oil injection control ....................................................................................................................................................................................8
Bearings lubrication ...................................................................................................................................................................................8
Capacity Tables .............................................................................................................................................................................................9
Dimensions .........................................................................................................................................21
VZH088 -G/H unied version ...............................................................................................................................................................21
VZH088-G/H single version ...................................................................................................................................................................22
VZH088-G/H manifolded version .......................................................................................................................................................22
VZH088-J unied version .......................................................................................................................................................................23
VZH088-J single version ......................................................................................................................................................................... 24
VZH088-J manifolded version ..............................................................................................................................................................24
VZH117-G/H unied version ................................................................................................................................................................25
VZH117-G/H single version ...................................................................................................................................................................26
VZH117-G/H manifolded version .......................................................................................................................................................26
VZH117-J unied version .......................................................................................................................................................................27
VZH117-J single version ......................................................................................................................................................................... 28
VZH117-J manifolded version ..............................................................................................................................................................28
VZH170-G/H unied version ................................................................................................................................................................29
VZH170-G/H single version ...................................................................................................................................................................30
VZH170-G/H manifolded version .......................................................................................................................................................30
VZH170-J unied version .......................................................................................................................................................................31
VZH170-J single version ......................................................................................................................................................................... 32
VZH170-J manifolded version ..............................................................................................................................................................32
Sight glass / oil level switch .................................................................................................................................................................. 33
Schrader .......................................................................................................................................................................................................33
Oil equalisation connection..................................................................................................................................................................33
Oil drain tting ..........................................................................................................................................................................................33
Suction & discharge connections ....................................................................................................................................................... 33
Frequency converter dimensions .......................................................................................................................................................34
Electrical data, connections and wiring ............................................................................................41
Supply voltage ...........................................................................................................................................................................................41
Compressor electrical specications ................................................................................................................................................. 41
Fuses / circuit breakers ...........................................................................................................................................................................42
Wire sizes ..................................................................................................................................................................................................... 43
Wiring & EMC protection .......................................................................................................................................................................43
EMC correct installation of an IP20 frequency drive CDS303 ...................................................................................................44
Wiring diagram ..........................................................................................................................................................................................45
Wiring connections ..................................................................................................................................................................................46
Electrical connections .............................................................................................................................................................................47
Soft-start control .......................................................................................................................................................................................47
Phase sequency and reverse rotation protection .........................................................................................................................47
IP rating ........................................................................................................................................................................................................ 47
Motor protection ...................................................................................................................................................................................... 47
Voltage imbalance ...................................................................................................................................................................................47
Approvals and certicates .................................................................................................................48
Approvals and certicates .....................................................................................................................................................................48
Pressure equipment directive 2014/68/EU .....................................................................................................................................48
Low voltage directive 2014/35/EU ..................................................................................................................................................... 48
Internal free volume ................................................................................................................................................................................ 48