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Po werware 9315 Maintenance Bypass Module 30---160kV A
164201177 Rev. C 041500
Introduction
The Powerware 9315 Maintenance Bypass Module (MBM) is a
floor-mounted, enclosed cabinet containing a UPS module, Maintenance
Isolation circuit breaker (MIS), and a maintenance Bypass circuit breakr
(MBP). An optional UPS Module Input Bypass circuit breaker (BIB) is available. The MBM
can be either free-standing or line-up-and-match. Figure 1 shows a typical MBM cabinet
with isolation t ransformer for a Powerware 9315 30---160kVA UPS and MBM cabinet
without i solation transformer for a Powerware 9315 30---160kVA UPS.
The e quipment a nd d evices described in this manual a re pro vided for operation with the
specific UPS M odules (m odel a nd r ating) des cribed i n t he a ppendix.
MBP
MIS
BIB1
BIB2
BREAKER ANNUNCIATION
CRITICAL LOAD
CONNECTIONS
NEUTRAL
CONNECTIONS
OPTIONAL UPS
BYPASS
INPUT CONNECTIONS
UTILITY INPUT,
IF BIB BREAKER
INSTALLED
UPS/PTC OUTPUT
CONNECTION
UTILITY INPUT,
IF BIB BREAKER
IS NOT
INSTALLED
Figure 1. Typical 30---160kVA MBM with or without Isolation Transformer.