12 EN
MASTERYS GP4 60-160 kVA - Ref.: IOMMASGPXX07-EN 05
4. ELECTRICAL INSTALLATION
4.1 UPS single confi guration
A
B
I
G
MAINS AUX MAINS
F
OUT
KEY
A Input mains thermal-magnetic circuit breaker.
B Auxiliary mains thermal-magnetic circuit breaker.
F
(1)
External maintenance by pass switch.
G Unit output switch.
I Unit Auxiliary mains switch
1. Connect a normally-closed early make contact from the
External Maintenance bypass switch to the dedicated
connector (if present) or to the ADC+SL board.
UPS
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