Operating the circuit-breaker panel
110-0134.9 / 14 NXAIR / ≤ 40 kA 85
Take the low-voltage connector out of the support located underneath the low-voltage
compartment.
Fig. 141: Low-voltage connector stowed
away
Fig. 142: Instruction label for the
low-voltage connector
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. 143: Plugging on and securing 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 spring
state indicator for the closing spring changes to CHARGED.
The withdrawable circuit-breaker is inserted in the panel and the high-voltage door is closed.
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