Electrical Engineering Question: Download Questions PDF
If a circuit protective device requires 200 A in order to disconnect in the required time, the overall impedance of the earth fault path for a 230 V circuit protected by the device must not exceed
Answer:
* a) 0.86 O
* b) 1.15 O
* c) 2.15 O
* d) 2.30 O
Answer – b
* b) 1.15 O
* c) 2.15 O
* d) 2.30 O
Answer – b
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