
Table of contents
Converter cabinet units
8Operating Instructions, 11/2017, A5E36652151A
4 Electrical installation ............................................................................................................................. 53
4.1 Content of this chapter........................................................................................................... 53
4.2 Checklist for electrical installation.......................................................................................... 54
4.2.1 Checklist for electrical installation.......................................................................................... 54
4.3 Important safety precautions.................................................................................................. 59
4.4 Introduction to EMC ............................................................................................................... 60
4.5 EMC-compliant design........................................................................................................... 62
4.6 Power connections................................................................................................................. 64
4.6.1 Cable lugs .............................................................................................................................. 65
4.6.2 Connection cross-sections, cable lengths ............................................................................. 66
4.6.3 Connection of shielded three-phase current cables .............................................................. 67
4.6.4 Connecting the motor and power cables ............................................................................... 67
4.6.5 Adjusting the fan voltage (-G1-T10, -T1-T10)........................................................................ 71
4.6.6 Adjusting the internal power supply (-T10) ............................................................................ 73
4.6.7 Removing the connection clip to the basic interference suppression module for
operation on an ungrounded supply system (IT system)....................................................... 74
4.6.8 Setting the circuit breaker ...................................................................................................... 80
4.7 External supply of the auxiliary incoming supply from a protected supply system................ 81
4.7.1 115 V AC auxiliary incoming supply....................................................................................... 82
4.8 Signal connections................................................................................................................. 82
4.8.1 CU320-2 DP Control Unit....................................................................................................... 82
4.8.2 Customer terminal block ........................................................................................................ 97
4.8.2.1 Customer interface / shield connection.................................................................................. 97
4.8.2.2 Customer terminal block (-A60) ............................................................................................. 99
4.8.2.3 Customer terminal block (-X65) (with option G65)............................................................... 101
4.8.2.4 Terminal descriptions........................................................................................................... 103
4.9 Additional connections ......................................................................................................... 109
4.9.1 Infeed module rated one level lower (option L04)................................................................ 110
4.9.2 dv/dt filter plus Voltage Peak Limiter (option L10) ............................................................... 114
4.9.3 Feeder for external auxiliaries / motor blower (option L17) ................................................. 118
4.9.4 Line filter monitoring (option L40) ........................................................................................ 120
4.9.5 Enclosure light with service socket (option L50).................................................................. 121
4.9.6 Enclosure space heater (option L55)................................................................................... 121
4.9.7 ALL STOP, coast to stop (Option N55)................................................................................ 122
4.9.8 EMERGENCY OFF category 0; 115 V AC or 24 V DC (option N57) .................................. 123
4.9.9 EMERGENCY STOP category 1; 115 V AC (option N59)................................................... 124
4.9.10 EMERGENCY STOP category 1; 24 V DC (option L60) ..................................................... 125
4.9.11 25 kW braking unit (option L61/L64); 50 kW braking unit (option L62/L65)......................... 126
4.9.11.1 Installing the braking resistor ............................................................................................... 127
4.9.11.2 Commissioning..................................................................................................................... 130
4.9.11.3 Diagnostics and duty cycles................................................................................................. 131
4.9.11.4 Threshold switch .................................................................................................................. 132
4.9.12 Line-side surge arrester (option L96)................................................................................... 137
4.9.13 Insulation monitor (option L87) ............................................................................................ 137
4.9.14 Control power supply, 120 V AC, 5 A (option N70) ............................................................. 139
4.9.15 CAN Communication Board CBC10 (option G20) ............................................................... 141
4.9.16 PROFINET Communication Board CBE20 (option G33)..................................................... 144
4.9.17 TM150 Temperature Sensor Module (option G51, G52)..................................................... 147