what is the Difference between using GV2 and NS80H with a motor starter ?
Each Motor starter has a combination between the used Drive and the motor circuit breaker and also the line contactor uesd
this combination provide a degree of protection named by (Coordination type 1 or Coordination type 2)
Those coordination are tested and designed within standards
we can not switch using GV2 instead of NS80H or vice versa for a giving motor starter
there are tables of Coordination , we must check the suitable CB and Contactor for this motor stater .
While searching in catalogs , GV2 motor circuit breaker is commonly used for the low ratings of Motor Power
while the NS80H it is used for a high rating of Motor power (30KW)