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12.
Connect phase A, B, and C rectifier input power wiring from source 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.
13.
Proceed to step 16.
14.
Disconnect single feed jumpers from phase A, B, and C terminals on Rectifier
Input Terminal Block and Bypass Input Terminal Block. Remove jumpers from
cabinet.
15.
Connect phase A, B, and C rectifier input power wiring from source to the
Rectifier Input Terminal Block 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.
CAUTION:
Proper UPS operation requires a Bypass Input Neutral connection. This neutral
is required to be the common conductor between all bypass source phases
(e.g., "wye" or "4 wire" source).
16.
Connect phase A, B, C, and Neutral bypass input power wiring from source to
the Bypass Input Terminal Block and Neutral Terminal Block 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.
NOTE: If connecting the UPS to a Parallel Cabinet, refer to Powerware BPIV Parallel
Cabinet Installation and Operation manual referenced in the Introduction to
this manual.
17.
Connect phase A, B, and C, and Neutral power wiring from Output Terminal
Block and Neutral Terminal Block to the critical load. Refer to Appendix A of
this manual for wiring and termination requirements and wiring access
information.
18.
After wiring the UPS system to the facility power and critical load, be sure to
ground the system according to local and/or national electrical wiring codes.
19.
When all wiring is complete, connect battery strings in accordance with
instructions contained in paragraph 3.4.1 of Chapter 3.
20.
Secure the UPS by reinstalling safety shield panels, front vented panels, and
left front solid panel.
2--14
Powerware BPIV (10 kVA- -30 kVA) Installation and Operation
164201406 Rev. C 013004
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