Fault Current Calculations and NEC Requirements

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of curves for fault current available) • Even small changes in fault current can result in lack of compliance Short-Circuit Current Study By Ace Engineering 10 100 1K 10K 100K 0.01 0.10 1 10 100 1000 CURRENT IN AMPERES 30 200 800 MCCB.tcc Ref. Voltage: 480 Current in Amps x 1 30 200 800 MCCB.drw S 30A MCCB 18kAIR 200A MCCB 35kAIR 800A MCCB ...

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