circuit rating


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Old 10-04-03, 04:46 AM
cem-bsee
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circuit rating

Remember that circuits must only have 80% loading -- 16A on 20A breaker, etc.
 
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Old 10-04-03, 04:53 AM
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For continuous loads, I remember.
 
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Old 10-04-03, 08:49 AM
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There are a many, many 80% rules in the code. The most commonly known, but often misunderstood, is the 80% rule that applies to continuous loads. However, you must use the definition of that term in the NEC, and not the Webster definition. But the 80% rule applies in specific other areas too, hidden in more obscure and little read articles of the code.

However, it would be a overgeneralization to suggest that the 80% rule applies to all circuits. It does not.
 
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Old 10-05-03, 05:31 AM
cem-bsee
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It would seem that it would apply to 99% of posters at this forum who are dealing with household circuits. see NEC210-23 = Permissible Loads. And, circuit wiring must be so sized for larger loads.
Doing so sure served me well for 45yr in manufacturing facilities -- feeders & branch circuits.
 
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Old 10-05-03, 05:34 AM
cem-bsee
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It would seem that it would apply to 99% of posters at this forum who are dealing with household circuits. see NEC210-23 = Permissible Loads. And, circuit wiring must be so sized for larger loads.
Doing so sure served me well for 30yr in manufacturing facilities -- feeders & branch circuits.
 
 

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