• Huayi Electric Co Limited (HEAG)

Outdoor Vacuum Circuit Breaker

Huayi Electric Co Ltd (HEAG) is an authorised Chinese manufacturer mainly producing electrical products in power distribution system and switchgear. It mainly produces high/low voltage switchgear, SF6 and vacuum circuit breaker, load break switch, disconnector, earthing switch, CT&PT, watt-hour meter, composite insulators, heat-shrinkable material, microcomputer protection and control devices and wind power generators. Model ZW37-40.5 outdoor vacuum circuit breaker is high voltage switch of rated voltage 40.5 kV and three-phase. It applies to make and break load current, overload current and short-circuit current in power system. The applicable occasions include substations, industry and mining, urban and rural electricity power networks, functioning as electric protection and control apparatus; it is especially applicable in occasions with frequent operation and automatic power distribution network. This product has qualified in type test executed in Beijing Electric Power Research Institute, and conforms to related IEC standards. Ambient condition: altitude ? ?1000 mm; ambient temperature ? -35?C~+40?C; wind speed ? ?34m/s; earthquake intensity ? 8 degree; relative humidity ? monthly average ?90%, daily average ? ?95%; ice thickness ? 20 mm; ambient pollution ? IV; and applicable occasions should free from inflammables, explosives, corrosives and severe vibrations.