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This FAQ has been written for NEAL (North East Africa and Levant) region. If you are looking for information for another region, please select the correct country from the top-left dropdown in the page and 'Navigate to Browse FAQs' in the Support menu.

What are the types of ON/OFF indication contacts OF for the Masterpact NT/NW series ?

There are two types of contacts indicate the ON or OFF position of the circuit breaker:

1- Micro switch type changeover contacts for Masterpact NT
2- Rotary type changeover contacts directly driven by the mechanism for Masterpact NW.

These contacts trip when the minimum isolation distance between the main circuit breaker contacts is reached.

For more information, check the catalog extract attached.