Gapless Surge Arrester

Gapless surge arresters feature a simple construction, ultra-fast response times, and exceptional overvoltage protection performance. Depending on the housing material, they are available in porcelain-housed and silicone rubber-housed designs to meet various environmental and installation requirements.

Safe non-shattering design
  • Suitable for installation in polluted environments
  • Silicone directly moulded to ZnO resistors
Product modelSystem voltage kVRated voltage kV1mA DC reference voltage is not less than kV8/20μs lightning residual voltage is not greater than kVpOperating residual pressure is not greater than kVpThe steep wave residual pressure is not greater than kVp2ms square wave flow capacity4/10us high current shock resistance
YH5WX-51/134355173134114154400100
YH5WX-54/142355478142114154400100
YH5WX-96/2506696140250202279400100
YH10WX96/2506696140250202279400100
YH10WX102/266110102148266225297600100
YH10WX108/281110108157281239314600100
YH10WX204/532220204296532450594800100
YH10WX216/562220216314562478628800100
YH20WX444/1106500444597110690712381800100
YH20WX468/1166500468630116695613061800100

 

Suspended gapless line arrester is used to protect single conductor.

Suspension gap-free line arrester is used to protect double-circuit conductors.

Seat-type gapless line arrester in transmission line

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