Engine : Electricity - 1370/1386
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| As shown in the illustrated alternator protection scheme diagram, under what circumstances would an earth leakage relay (EL) be used? EL-0067 |
| A) in grounded low voltage systems |
| B) in ungrounded low voltage systems |
| C) in high voltage systems with a low impedance earthing resistor or transformer |
| D) in high voltage systems with a high impedance earthing resistor or transformer |
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Illustration EL-0067