Accessories
3.10 Accessories for integration in the power distribution equipment
3WJ Air Circuit breakers
Operating Instructions, 12/2022, L1V30828903001-01
157
Installation - Frame size I
• Remove the arc chutes and store them securely.
Risk of damage to the arc chutes. Do not stand the arc chutes verti
cally on the insulation
walls, but lay them on the side
• Place the insert nut into the corresponding hole on the rear side of the Circuit breaker.
Then use an allen wrench to attach the socket cap screw and clamping washer with the
clips to the upper part of rear side of the Circuit breaker.