Question { 54790 }
MCCB 400 Amps 50KA 430Volt AC
What is mean by 50KA
Answer
Foe a 50 KA MCCB, what is the duration of SC it can with stand.
Generally, electrical equipment is designed for 1 sec but is it true for MCCB also.
or its fault withstand time is 0.2 sec because with in this time frame it will trip.