Powerware 9330 - Manual (Page 52)

2--26 Powerware 9330 (10 kVA--40 kVA) Installation and Operation
164201300 REV. G 061502
2.4.3 Installing Options Cabinet Internal Power Wiring
1. Remove left front solid panel, and right front vented panel from the Powerware
9330 (10 kVA---20 kVA) UPS cabinet or left front solid panel and front vented
panels from Powerware 9330 (25 kVA---40 kVA) UPS cabinet. Front panels are
secured with magnetic latches and are removed by pulling panels straight
forward to disengage magnetic latches (see Figure 2---1).
2. Remove screws securing UPS internal safety shield panel and remove panel to
gain access to input and output terminals.
3. Route input and output cables from Options cabinet through wireway to UPS
terminal blocks. Refer to Appendix A of this manual for wiring access
information.
4. If wiring a single feed system, proceed to step 5; if wiring a dual feed system,
proceed to step 7.
5. Connect phase A, B, C, and Neutral rectifier and bypass input power wiring
from the Options cabinet to the bypass input terminals in the UPS cabinet.
Refer to Appendix A of this manual for wiring and termination requirements and
wiring access information. Note wiring connections for single feed systems.
6. Proceed to step 10.
7. Disconnect single feed jumpers from phase A, B, and C terminals on Input
Breaker CB1 and Input Terminal strip TB2 in UPS cabinet. Remove jumpers
from cabinet.
8. Connect phase A, B, and C mains input power wiring from Options cabinet to
the rectifier input terminals on Input Breaker CB1 in the UPS cabinet. Refer to
Appendix A of this manual for wiring and termination requirements and wiring
access information. Note wiring connections for dual feed systems.
9. Connect phase A, B, C, and Neutral bypass input power wiring from Options
cabinet to the bypass input terminals on Input Terminal strip TB2 in the UPS
cabinet. Refer to Appendix A of this manual for wiring and termination
requirements and wiring access information. Note wiring connections for dual
feed systems.
10. Connect phase A, B, and C and Neutral output power wiring from the Options
cabinet to the output terminals in the UPS cabinet. Refer to Appendix A of this
manual for termination requirements and wiring access information.
11. Secure the UPS by reinstalling safety shield panels, front vented panels, and
front solid panel.