Accessories
4.3 Connection system
3VA molded case circuit breakers
192 Manual, 04/2015, A5E03603177010-02
Phase barriers provide insulation between the individual phases of the molded case circuit
breaker. They are simply snapped into place on the 3VA molded case circuit breaker.
Phase barriers can be used in combination with the insulating plate and the broadened
insulating plate. in order to provide additional insulation from the mounting plate.
Phase barriers are compatible with:
● Box terminal
● Circular conductor terminal
● Front connection bar extended (included in scope of supply)
● Front connection bar broadened (included in scope of supply)
● Front connection bar edgewise (included in scope of supply)
● Lug terminal right-angled (included in scope of supply)
● Other insulation accessories: Insulating plate or insulating plate, broadened
Depending on the intended purpose of the phase barriers, they must be snapped into
position in the direction indicated by the arrows below:
Front connection
Rear connection for right-angled lug terminal
In combination with insulating plate
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