JW10 Earthing Switch
JW10 product is a single-column vertical-opening outdoor high-voltage earthing switch. Rated voltage covers 40.5-800kV.
Conductor advantages
Design & structural advantages
High short-time withstand current performance
Features
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01
Conductor advantages
Employs single-arm folding pantograph design. Transmission components and balance springs are sealed within current-carrying tubes to minimize environmental impact. Compact profile with linkage mechanism base for convenient adjustment.
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02
Design & structural advantages
Conductive parts utilize high-conductivity aluminum alloy profiles ensuring excellent electrical performance, high mechanical strength, lightweight construction, and superior corrosion resistance. Current transmission at folding joints achieved through flexible shunts without movable contacts, guaranteeing reliability while enabling minimal maintenance and long-term inspection-free operation.
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03
High short-time withstand current performance
Suspended static contact secured by pure aluminum stranded wire ring for enhanced current-carrying capacity. Triangular steel-cable suspension provides convenient adjustment, superior stability, and minimized vertical displacement.
Technical Specifications
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Rated voltage（kV）
40.5, 72.5, 126, 145, 170
252, 363, 420, 550, 800 -
Rated frequency（Hz）
50/60
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Rated short-time withstand current（kA）
Up to 63
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Rated peak withstand current（kA）
Up to 164
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Operating Temperature（℃)
-50 ~ +55
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Ice coating（mm）
20
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Earthquake strength
Up to 1.0g
Tel : +86 （021）61610502
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