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Planning sub-circuits so that a single fault does not plunge an entire building into darkness. The book "Electrical Wiring Estimating and Costing" by S

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Which applies to your region (e.g., NEC, IS, or BS)? AI responses may include mistakes. Learn more Share public link

Group the points logically. As a rule of thumb, a light/fan sub-circuit should not exceed 800 watts or 10 points, while a power sub-circuit is limited to 3000 watts or 2 points. Learn more Share public link Group the points logically