Arc extinguishing system of electrical device

Arc extinguishing system of electrical device

The invention relates to an arc extinguishing system of an electrical device, and belongs to the technical field of electrical devices. An arc extinguishing system arranged on the periphery of the electrical device contact system comprises a static contact arc striking piece, a moving contact arc st...

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Hauptverfasser: WAN LIHAO, FENG JING, LEI SHIJIE, ZHOU RONGWEI
Format: Patent
Sprache:chi ; eng
Schlagworte:
BASIC ELECTRIC ELEMENTS
ELECTRIC SWITCHES
ELECTRICITY
EMERGENCY PROTECTIVE DEVICES
RELAYS
SELECTORS
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creator WAN LIHAO
FENG JING
LEI SHIJIE
ZHOU RONGWEI
description The invention relates to an arc extinguishing system of an electrical device, and belongs to the technical field of electrical devices. An arc extinguishing system arranged on the periphery of the electrical device contact system comprises a static contact arc striking piece, a moving contact arc striking piece, an insulating piece, a plurality of arc extinguishing chambers and a middle arc striking piece. A plurality of arc extinguish chambers are arranged between the static contact and the moving contact; the static contact is provided with a static contact arc striking piece, and a middle arc striking piece is arranged between the adjacent arc extinguish chambers; the periphery of the arc extinguish chamber is provided with an insulating part; and the arc extinguish chamber close to one side of the moving contact is provided with a moving contact arc striking piece. In a limited space, through the stacking arrangement of the arc extinguish chambers, the arrangement of the arc extinguish grid sheets and the
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language chi ; eng
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subjects BASIC ELECTRIC ELEMENTS
ELECTRIC SWITCHES
ELECTRICITY
EMERGENCY PROTECTIVE DEVICES
RELAYS
SELECTORS
title Arc extinguishing system of electrical device
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