Installation manual

34020846EN/AE - Page 7
Contents
1.5 Adapting the cabinet according to the neutral point connection ................................................... 26
UPS cabinet ...................................................................................................................................... 26
SSC cabinet or external bypass cabinet ........................................................................................... 26
1.6 Connecting the power cables............................................................................................................ 27
Single or modular UPS cabinet .......................................................................................................... 27
160 to 400 kVA ......................................................................................................................... 27
500 kVA .................................................................................................................................... 28
Frequency-converter cabinet ............................................................................................................. 29
160 to 400 kVA ......................................................................................................................... 29
500 kVA .................................................................................................................................... 30
Parallel UPS cabinet .......................................................................................................................... 31
250 to 400 kVA ......................................................................................................................... 31
500 kVA .................................................................................................................................... 32
Static-switch cabinet .......................................................................................................................... 33
800 kVA .................................................................................................................................... 33
1200 kVA .................................................................................................................................. 34
2000 kVA .................................................................................................................................. 35
2000 kVA light ........................................................................................................................... 37
External bypass cabinet ..................................................................................................................... 39
800 kVA .................................................................................................................................... 39
1200 kVA .................................................................................................................................. 40
2000 kVA .................................................................................................................................. 41
SSC maintenance cabinet ................................................................................................................. 42
800 and 1200 kVA .................................................................................................................... 42
2000 kVA .................................................................................................................................. 43
1.7 Connecting cabinet ECPs (exposed conductive parts) .................................................................. 44
Interconnect the ECPs and tie down the wires .................................................................................. 44
1.8 Connecting the synchronization module ......................................................................................... 44
1.9 Connect the backfeed option ............................................................................................................ 45
Block diagram .................................................................................................................................... 45
Connecting the power cables ............................................................................................................ 45
Connecting the Normal AC line backfeed cabinet .................................................................... 45
Connecting the Bypass AC line backfeed cabinet .................................................................... 45
1.10 Connecting the control-wire cables................................................................................................ 46
Connecting a modular UPS or frequency converter alone. ............................................................... 46
Connecting the UPS units in parallel ................................................................................................. 47
Connecting the modular UPS units in parallel .......................................................................... 47
Connecting the modular UPSs with the external bypass .......................................................... 48
Connecting parallel UPSs with SSC (static-switch cabinet) ..................................................... 49
Connect the components specific to the 2000 kVA light SSC .................................................. 50
Connect the SSC maintenance cabinet ................................................................................... 52
Connecting a customer Q5N .................................................................................................... 52
Connecting the EPO function ............................................................................................................ 53
Connecting the dry-contact communication card ............................................................................... 54
1.11 Coupling the 400 mm auxiliary cabinet .......................................................................................... 55