5
8.14 Pressure controls.................................................................................... p. 30
8.15 Internal pressure relief valve (IPR Valve).............................................p. 30
9 INSTALLATIONS..................................................................................... p. 30
9.1 System components compatibility ...................................................... p. 30
9.2 Painting ...................................................................................................p. 31
9.3 Grommets and sleeves ..........................................................................p. 31
9.4 Mounting for rack systems .................................................................... p. 31
9.5 Screens..................................................................................................... p. 32
9.6 Liquid injection .......................................................................................p. 32
9.7 Solenoid valve ......................................................................................... p. 33
9.8 Current sensing relay ............................................................................. p. 33
9.9 Temperature responsive expansion valve ...........................................p. 33
9.10 Suggested application techniques .......................................................p. 34
9.11 Compressor or valve service ................................................................. p. 34
9.12 Connectors ..............................................................................................p. 35
9.12.1 Compressor pressurization .................................................................... p. 35
9.12.2 Connectors brazing process ..................................................................p. 35
9.12.3 Tube brazing ............................................................................................ p. 36
9.12.4 Tube disconnects .................................................................................... p. 36
9.12.5 Tubing selection .....................................................................................p. 36
9.13 Connections.............................................................................................p. 37
9.14 Rotolock valves ....................................................................................... p. 38
9.15 Adapters...................................................................................................p. 38
10 ELECTRICAL SPECIFICATIONS ....................................................................p. 39
10.1 Electrical motor types ........................................................................... p. 39
10.2 Electrical components types ................................................................p. 40
10.2.1 Electrical components specification of single phase .........................p. 40
10.3 Electrical connections and wiring diagrams ....................................... p. 41
10.4 Motor protection .....................................................................................p. 42
10.4.1 Overload protector parameters.............................................................p. 42
10.5 Degree of protection .............................................................................p. 42
10.6 CSR box .................................................................................................... p. 43
10.7 Fusite pin ................................................................................................p. 43
10.8 Terminal cover mounting and removal ................................................p. 44
10.9 Three-Phase rotation direction ............................................................ p. 44
10.10 Brief power interruptions ......................................................................p. 45
10.11 Electrical supply line and cabinet supply cable ..................................p. 45
10.12 Maximum temperature of electric motor windings ............................p. 45
10.13a Electrical data of three phase motor.................................................... p. 46
10.13b Electrical data of single motor..............................................................p. 47
10.14 Definitions................................................................................................ p. 47
10.15 High potential (Hi-pot) testing ..............................................................p. 47
10.16 Electrical connections ............................................................................ p. 48
10.17 Screws tightening torque ......................................................................p. 48
10.18 Electrical insulation ................................................................................ p. 49
11 STARTING PROCEDURE ............................................................. p. 49
11.1 System cleanliness ................................................................................p. 49
11.2 Moisture removal ................................................................................... p. 49
11.3 System evacuation ................................................................................. p. 50
11.4 Deep vacuum operation ........................................................................p. 50
11.5 Dehydration.............................................................................................p. 50
11.6 Charging process .................................................................................... p. 51
