Model No.: HV
NINGBO TIANAN (GROUP) CO., LTD. General
GW4 series outdoor AC HV disconnector is three-phase AC 50Hz outdoor HV electric equipment used in rated voltage 35KV electric system. It is used for high voltage lines no-load switching and electrical isolation of examined high voltage bus, circuit breakers and other electrical Equipments.
1) Reasonable structure, excellent performance and reliable service;
2) Excellent mechanical properties, small operating force, high reliability, long mechanical endurance;
3) Brilliant anticorrosive capability.
4) Small circuit resistance and good waterproof performance.
|Rated short-time withstand current (r.m.s)||kA||20/25/ 31.5||25/31.5/40||31.5||31.5/40|
|Rated peak withstand current||kA||50/63/80||63/80/100||80||80/100|
|1min power frequency withstand voltage (r.m.s)||To earth/Between phases||kV||70||140||230||275|
|Across isolating distance||kV||80||160||265||315|
|Lightning impulse withstand voltage (peak)||To earth/Between phases||kV||170||325||550||650|
|Across isolating distance||kV||195||375||630||750|
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Product Categories : HV-Disconnect Switch