Why in a three pin plug the earth pin is thicker and longer
than the other pins?
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Answer Posted / ranjith
The third pin is thicker than other pins so as to avoid the
lekage current to circulate in the circuit. As the
thickness is high so that the resistance path will be
reduced and the current can be conducted as the fault
current is 5 to 10 times larger than the cupply current
| Is This Answer Correct ? | 9 Yes | 4 No |
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