Type D circuit breakers to BS EN 60898 should be installed to protect circuits subjected to?

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Type D circuit breakers to BS EN 60898 should be installed to protect circuits subjected to?

(a) transient over voltages
(b) a power factor of less than 0.85
(c) fluctuating protective conductor currents
(d) heavy starting currents

2006-12-31 06:58:00 · 3 answers · asked by Martin 2 in Science & Mathematics ➔ Physics

3 answers

Certainly 'D', its too late to go checking tonight!!

2006-12-31 07:08:19 · answer #1 · answered by jayktee96 7 · 0⤊ 0⤋

Bs En 60898

2016-10-02 22:15:53 · answer #2 · answered by Anonymous · 0⤊ 0⤋

I think you will find type D breakers are used for motors/discharge lighting, or anything that when it is first activated it involves a surge of three times it's normal rating hope this helps

2006-12-31 08:05:07 · answer #3 · answered by Anonymous · 0⤊ 0⤋