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What is the formula to calculate the rating of a thermal
over load relay
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Answer Posted / jayakumar.k
There is no General formula .but the general practice is
motor FLC should be the setting . for e.g 3.7 kw motor the
FLC is 8 amps. we can select the relay 6A-10A range. 8Amps
shoud be the trip setting.
| Is This Answer Correct ? | 25 Yes | 17 No |
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