what is the difference between current rating and breaking current of an MCCB?

what is the difference between current rating and breaking
current of an MCCB? and for a known load how to calculate
the current rating of a MCCB?

Question Posted / satish

1 Answers
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what is the difference between current rating and breaking current of an MCCB? and for a known loa..

Answer / rk.soundar

current rating is the mccb degining current, breaking
current is the permissible limit of current.
for example; mccb rating is 30A; breaking current is 32A at
particular time.

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