Customization: | Available |
---|---|
Breaking Capacity: | Low Voltage Circuit Breakers |
Operation: | Electric Type |
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ZW32-12 Outdoor High Voltage AC Vacuum Circuit Breaker.
Three-phase AC 50Hz outdoor high voltage switchgear. It consists of operating mechanisms, conductive circuits, insulation systems, sealing components, and housings, with an overall structure of a three-phase common-box type. It is used in 10kV rural and urban power networks, serving to switch on and off load currents, overload currents, short-circuit currents, and other similar applications.
Type and Interpretation
1 Ambient air temperature:-25~+40ºC
2 The influence of sunshine radiation when 1000W/m²should be taken into consideration. 3 Altitude:≤2000m 4 Pollution level:≤III
5 Wind speed:≤34m/s (Equal to 700Pa over cylindrical surface) 6 The external shocking and earthquake could be neglected.
7 The amplitude of electromagnetic interferencein the secondary system≤1.6kV. Note:Customized products for other special working conditions are available onyour requirements.
Item | Unit | Parameter |
Rated voltage | kV | 12 |
Rated current | A | 630 |
Power frequency withstand (1 min) | kV | 42 |
Lightening impulse withstand (peak) | kV | 75 |
Rated short-circuit breaking current | kA | 12.5 16 20 |
Rated short-circuit closing current (peak) | kA | 31.5 40 50 |
Rated peak withstand current | kA | 31.5 40 50 |
Rated short-time withstand current for 4s | kA | 12.5 16 20 |
Rated operating sequence | O-0.3s-CO-180s-CO | |
Rated short-circuit breaking current,breaking times | times | 30 |
Mechanical life | times | 10000 |
Rated voltage of energy storage electric motor | V | DC or AC220110 Dc24 |
Rated operating voltage (with closing coil | V | DC or AC 220110 Dc24 |
special spring operating mechanism) opening coil | ||
Rated current of over-current trip | A | 5 |
Permissible wearing thickness for contacts | mm | 3 |
Mass | kg | 103,138 (including insulating devices) |
Central clearance between phases | mm | 340±3 |
Overall and Installation Dimension
Henan Energy Electric Equipment Co., Ltd. was established in 2011 and is an excellent and reliable power equipment manufacturer in China. The company mainly develops and produces oil-immersed transformers, dry-type transformers, box-type substations, high-voltage switches, and medium and low voltage complete sets of equipment. The equipment put into production and operation of the project advocates energy saving, intelligence, informatization, and mechanization. The company has established the Henan Triangle Energy-saving Transformer Engineering Technology Research Center, with 71 utility model patents and 15 invention patents. With years of accumulation in the transformer industry and strong technological innovation capabilities, HZEC products are sold to the Middle East, North America, South America, Europe, Southeast Asia, Africa, and other regions, covering more than 40 countries.