Lower isolation insulation switch

Lower isolation insulation switch

The utility model discloses a lower isolation insulation switch, which comprises a three-position switch and a circuit breaker main loop, the three-position switch comprises an insulation cross beam and a three-position opening and closing mechanism, the three-position opening and closing mechanism...

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Hauptverfasser: LU ZHIXING, YUAN TUO, LIU JINGUANG, QIAN JIANGQI, GAO WENBO, YE HAOLIANG
Format: Patent
Sprache:chi ; eng
Schlagworte:
BASIC ELECTRIC ELEMENTS
ELECTRIC SWITCHES
ELECTRICITY
EMERGENCY PROTECTIVE DEVICES
RELAYS
SELECTORS
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creator LU ZHIXING
YUAN TUO
LIU JINGUANG
QIAN JIANGQI
GAO WENBO
YE HAOLIANG
description The utility model discloses a lower isolation insulation switch, which comprises a three-position switch and a circuit breaker main loop, the three-position switch comprises an insulation cross beam and a three-position opening and closing mechanism, the three-position opening and closing mechanism comprises a closing contact seat, a moving knife assembly and a grounding contact seat, the closing contact seat is connected with the insulation cross beam, the circuit breaker main loop comprises an arc extinguish chamber contact seat, and the moving knife assembly is connected with the grounding contact seat. According to the utility model, the insulating cross beam, the transmission connecting lever and the insulating side plates are made of recyclable thermoplastic materials, so that the use of thermosetting materials is reduced, and the requirements of green, low carbon and environmental protection are met; a reinforcing structure is arranged on the side face of the insulating cross beam and used for reinforc
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language chi ; eng
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subjects BASIC ELECTRIC ELEMENTS
ELECTRIC SWITCHES
ELECTRICITY
EMERGENCY PROTECTIVE DEVICES
RELAYS
SELECTORS
title Lower isolation insulation switch
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