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Operating the circuit-breaker panel
Take the low-voltage connector out of the support located underneath the low-voltage
compartment.
Fig. 90: Low-voltage connector stowed away
Carefully plug on the low-voltage connector (2) from the front.
To secure the low-voltage connector, push the longitudinal fastener (1) of the coupling
downwards.
Fig. 91: Plugging on the low-voltage connector
Close the high-voltage door.
Switch the auxiliary voltage on.
The motor in the circuit-breaker starts up and charges the spring energy store. The position
indicator for the spring energy store in the circuit-breaker changes to CHARGED.
The low-voltage connector is plugged on and secured by the longitudinal fastener.
58
1
3
2
Fig. 92: Locking the low-voltage connector
NXAIR M
139-2021.9 / 07
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