10.3Operation of SSBM with

Powerware 9315---625 thru 9315---750 UPMs

10.3.1Initial Setup

1.Ensure the Switchboard System Bypass Module (SSBM) circuit breakers are manually charged and set as follows:

System Output Breaker (CBS)

OPEN

System Bypass Breaker (CBP)

OPEN

Backfeed Protection Breaker (FBP)

OPEN

Maintenance Isolation Breaker (MIS)

CLOSED (optional)

Maintenance Bypass Breaker (MBP)

OPEN (optional)

2.Ensure the UPS circuit breakers for all UPMs are set as follows:

UPS Input Breaker (CB1)

Open

UPS Battery Breaker (CB2) (MBB)

Open

UPS Output Breaker (CB3)

Open

3.Ensure the Emergency UPM OFF PUSH TO RESET pushbuttons on the SSBM and all UPMs are pressed in.

NOTE: When power is applied in the following step, circuit breakers CBS, CBP, and FBP will charge, if not already charged.

4.Close upstream UPM and SSBM input feeder circuit breakers.

5.Observe SSBM monitor screen becoming active and Alarm and Notice messages scrolling.

6.Observe all UPM monitor screens become active as an indication of logic power.

7.Verify all UPMs are shown on the SSBM mimic screen.

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Powerware 9315 Parallel Capacity/Redundant System with PHP SSBM

 

164201373 Rev. A 092402

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Powerware 9315s manual UPS Input Breaker CB1