Arrangement for enhancing the arc blow and/or extinction...

Details Arrangement for enhancing the arc blow and/or extinction... Arrangement for enhancing the arc blow and/or extinction...

H - Electricity

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H01H 9/34 (2006.01) H01H 9/30 (2006.01) H01H 9/44 (2006.01) H01H 73/18 (2006.01) H01H 3/02 (2006.01)

Patent

CA 1222787

41PC-6240 IMPROVED ARRANGEMENT FOR ENHANCING ARC BLOW OUT AND EXTINCTION IN CIRCUIT-BREAKING DEVICES SUCH AS ELECTRIC CIRCUIT BREAKERS ABSTRACT OF THE DISCLOSURE An arc motivating assembly positioned on both sides of a pair of circuit breaker contacts is coated with electrical insulating material arranged in alternate layers of two different compositions. The first is selected to have good electrical insulation and high are resistance, and the second is selected for vaporizing and generating gases to assist in arc blow out and extinction.

428639

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