990-91318F-001

Single System Overview

UIB Unit input breaker
SSIB Static switch input breaker
IMB Internal maintenance breaker
UOB Unit output breaker
BB Battery breaker in UPS for internal batteries
NOTE: In some system configurations, UIB/SSIB/UOB are switches (with upstream protective device). Consult the site specific documentation for details.

Single System – Single Mains

Single System – Dual Mains

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