Technical FAQs

Ask a Question

Have Masterpact NW breaker. What contacts can I use to tell me that the breaker is charged?

B1 and B3. The spring charging motor (MCH) is equipped with a spring-charged limit switch (CH) that signals the charged position of the mechanism (springs charged).

CTA-ID : 2021617
Was this helpful?
What can we do to improve the information ?