12 EN
MASTERYS BC+ 10-40 kVA - IOMMASBCXX0G-EN 02 - SOCOMEC
4. ELECTRICAL INSTALLATION
4.1 UPS single confi guration
4.1.1 Mains and Auxiliary mains connected separately (with internal batteries)
X50
A
Q2
X20
X10
X40
Q4 Q5
Q3
A
B
I
G
MAINS AUXILIARY
MAINS
F
OUT
KEY
A
Input mains thermal-magnetic circuit breaker.
B
Auxiliary mains thermal-magnetic circuit breaker.
F
External maintenance bypass switch
(1)
.
G
Unit output switch.
I
Unit Auxiliary mains switch.
UPS
External maintenance bypass
(2)
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.
2. See 'Standard features and option' chapter.
4.1.2 Mains and Auxiliary mains connected together (with internal batteries)
X50
A
Q2
X20
X10
Q4 Q5
Q3
A
J
G
MAINS
F
OUT
KEY
A
Input mains thermal-magnetic circuit breaker.
F
External maintenance bypass switch
(1)
.
G
Unit output switch.
J
Unit Input mains switch.
UPS
External maintenance bypass
(2)
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.
2. See 'Standard features and option' chapter.