Loop Impedance Testing

John Ward
John Ward
285.8 هزار بار بازدید - 8 سال پیش - Methods of testing external loop
Methods of testing external loop impedance and prospective fault current.  Part of a series on electrical installation testing, other videos here: Electrical Installation Testing

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8 سال پیش در تاریخ 1395/10/09 منتشر شده است.
285,816 بـار بازدید شده
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