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MCCB 400 Amps 50KA 430Volt AC
What is mean by 50KA
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Answer Posted / s.arunkumar
As per the standards for different voltage level there is
different short circuit fault value.
For ex: 11kV is 31.5kA and for 430V is 50kA.
ie., the breaker can withstand the short circuit of 50kA.
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