ABB 8408608 - Parallel Installation Operation

From Utility
UPS 1# UPS 2#
I/P Breaker
I/P Breaker I/P Breaker
Mains Breaker
Maintain Bypass for Parallel
O/P Breaker O/P Breaker
UPS 3#
O/P Breaker
Main O/P Breaker
To Load
Mains Mechanical or static switch
17
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16
3.4.5 Parallel installation operation
Up to three UPSs can be connected in parallel to
configure a sharing and redundant output power.
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16 Parallel system
installation diagram
3 INSTALL ATION