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Outdoor AC Vacuum Circuit Breaker
Outdoor AC 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 ZW43A-12/ZW32-12 outdoor AC vacuum circuit breaker is used to make and break load current, overload current and short-circuit current in12 kV, 50/60 Hz power system. It is applicable for substations, industry and mining, urban and rural electricity power networks, especial applicable in occasions with frequent operation and automatic power distribution network. It accords with the standard of IEC62271-100 and GB1984 AC high voltage circuit breaker, GB/T 11022 HV general technical requirement of switch and control apparatus. Ambient condition: altitude ? ?1000 mm; ambient temperature ? -45?C~+40?C; daily temperature difference ? 25?C; wind speed ? ?34 m/s; earthquake intensity ? 8 degree; relative humidity ? monthly average ?90%, daily average ?95%; ice thickness ? 20 mm; and applicable occasions should free from inflammables, explosives, corrosives and severe vibrations.
