how to change cable connection and auxiliary contact insert for compact NSX 400-630 circuit breaker

[@Chalakh_KT]

nice ....
Sound is required to understand

[@electricaltech4u45]

Nice bro

[@Eangsopheann]

thank you

[@srinuvadisela251]

Hi sir.. gud mng . We r also hving this kind of breakers . the problem is the breaker was doesn't working (charge ) in Auto mode , and some breakers are tripped i.e not working in bothe modes.please give suggestions for this kind of problem .

[@Eangsopheann]

yes, please check your motor mechanism and please check the shunt trip too.

[@eng.alsmanymohammed9605]

Check motor voltage may be it 400-380v

[@akshaylondase8572]

Mccb tripped automatically after supply restored ......what is the problem

[@Eangsopheann]

it was not working because of some mechanic part had problem.

[@asithawedaarachchi3009]

No sound