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Beam ć Insulating bar ć Pressure switch
For circuit breakers povided with an insulating beam or bar,
remove only the 2 nuts of the pole to be dismantled (16 or 17 mm
spanner).
Never completely dismantle the insulating beam or bar.
If the circuit breaker is provided
with pressure switches,
disconnect the power supply
wiring (accessible under the
device's frame).
Deflectors and connectors
In all cases and before
dismantling, note down the
connectors positioning dimensions.
Depending on the type of pole, it
may be necessary to remove the
deflector and the connector.
Between phases. Between layers.
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