Toshiba 480 V Power Supply User Manual


 
ii
G8000 Series Installation and Operation Manual
11.2 150, 225, 300, and 500 kVA Buss Strip Terminals and Power Cables .......................34
11.3 UPS Power Cable Conduit Landing Plates ................................................................39
11.4 External Breakers .......................................................................................................42
11.5 Grounding Wire ..........................................................................................................42
11.6 Control Wires..............................................................................................................44
11.7 Grounding Conguration ............................................................................................45
12 UPS Specications ............................................................................................................49
12.1 Specication Table .....................................................................................................49
12.2 Typical Efciency vs. Load .........................................................................................52
13 Operator Interface .............................................................................................................53
13.1 Key-Switch and Buttons .............................................................................................54
13.2 LCD/LED Indicators ...................................................................................................55
13.3 LCD Indicators ...........................................................................................................56
13.4 Normal Display ...........................................................................................................57
13.5 Fault Display ..............................................................................................................59
13.6 LCD Scroll ..................................................................................................................60
14 Operating the UPS .............................................................................................................61
14.1 Operation Types .........................................................................................................62
14.2 Pre-operational Check ...............................................................................................62
14.3 Startup Procedures ....................................................................................................63
14.4 Switch Power Supply (UPS to Bypass) ......................................................................65
14.5 Stop ............................................................................................................................66
14.6 Complete Shutdown ...................................................................................................67
14.7 Changing Between Float Charge and Equalize Charge ............................................68
14.8 Changing to Float Charge from Protection Charge (If applicable) .............................69
14.9 Emergency Power Off (EPO) .....................................................................................70
15 Troubleshooting ................................................................................................................70
15.1 Types of Errors ...........................................................................................................70
15.2 Faults and Warnings Data Screen .............................................................................71
15.3 LCD Fault & Warning Displays ...................................................................................72
15.4 Fault Messages ..........................................................................................................73
15.5 LCD Scroll (w/ faults or warnings) ..............................................................................75
15.6 Restoring UPS Operation ..........................................................................................76