990–91138–001

System Overview

UIB Unit input breaker
MBB Maintenance bypass breaker
IMB Internal maintenance breaker
UOB Unit output breaker
BB Battery breaker

Single Mains UPS System with Maintenance Bypass Cabinet with Input Transformer

NOTE: The internal maintenance breaker IMB* in the UPS cannot be used in a system with a maintenance bypass cabinet with transformer and must be padlocked in the open position.

Single Mains UPS System with Maintenance Bypass Cabinet with Output Transformer

NOTE: The internal maintenance breaker IMB* in the UPS cannot be used in a system with a maintenance bypass cabinet with transformer and must be padlocked in the open position.
QR code for this page

Was this helpful?