Column Vacuum Switch ZW8/630 Outdoor High Voltage Vacuum Circuit Breaker with electric isolation switch
The ZW8 outdoor high-voltage vacuum circuit breaker adopts a vacuum interrupter, air insulation, and an electric spring operating mechanism, which makes the product have strong arc extinguishing ability, high short-circuit breaking times, no fire and explosion hazard, and easy operation. A product with excellent performance and strong practicability.
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No.
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Name
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Data
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1
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Rated Voltage
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12kV
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2
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Rated Current
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630A
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3
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Power Frequency Withstand Voltage
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42kV/48kV
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4
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Lightning Impact Withstand Voltage (peak)
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75kV/85kV
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5
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Rated short-circuit switching current (EFFECTIVE value)
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20kA
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6
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Rated short-circuit switching current (peak)
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50kA
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7
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Rated order of operation
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open 0.3s, close 180s
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8
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Rated short circuit current switching times
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30
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9
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Mechanical Life
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10000
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10
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Rated operating voltage (closing/opening coil)
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DC220V, AC220V
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11
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Allowance Wear thickness for dynamic and static contact
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3mm
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12
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Isolated Port Disconnection Distance
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＞200mm
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Product Feature
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The overall structure of the ZW8 outdoor high-voltage vacuum circuit breaker product adopts a three-phase common box type, the bushing selects the line, the box body is dry air, and the electric spring operating mechanism is arranged on the side of the box body. Reliable use under harsh environmental conditions.
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The ZW8 outdoor high voltage vacuum circuit breaker product vacuum arc extinguishing announcement adopts ceramic shell, cup-shaped longitudinal magnetic field contact structure, copper chromium contact material, and has excellent breaking and short-circuit current capabilities.
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The product is small in size, light in weight and beautiful in appearance. The vacuum interrupter and the insulating support sleeve are compact in design, and the outlet conductive rod is filled with silicone rubber, which can adapt to harsh weather conditions and dirty environments.
Product Size
