Features Specifications » Vacuum Circuit Breakers (ZW56 40.5)
ZW56-40.5 series outdoor high-voltage vacuum circuit breaker
Which is a kind of outdoor high voltage switch equipment with 50Hz three-phase alternating current and 40.5kV rated voltage. The inserted spring operation system or electromagnetism operation system can remote control to break and close the brake by the electromotion or by hand, and storing power manually on the spot. The deigned performance accord with GB1984-2003, IEC62227-100, National Standard of the Alternating Current High-voltage Breaker and meet the Standard of international Electrician Committee for High-voltage Alternating Current Breaker. ZW56-40.5 series outdoor high-voltage vacuum breaker mainly apply to control and protect the outdoor 35Kv transmission & transform ion power system, protect the normal operation and short circuit in the city or village distribution power system and industry or mining enterprises. The general configuration of this product is Silicone Rubber Bushing support: The upper Bushing is vacuum arc-extinguishing chamber inside; The lower one is support. It applies to use in frequent operation. This product has the advantages of good sealed performance, anti-aging, high-aging, high-voltage resistant, non-combustion, non-explosion, long age limit, convenience for installation and maintenance.
Mechanical life: More than 60, 000 times
Rated Voltage: 40.5kV
Rated Current: 1250A/1600A/2000A
Rated Short breaking Current: 25kA/31.5kA
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