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Help CenterVCB Vacuum Circuit Breaker
Negotiable
MOQ: 1 set (Price negotiable depending on order volume and customization)
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Brand Name:
Place of Origin:
China
Model Number:
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Port of Shipment:
China
Delivery Detail:
7 days
Related Products
Place of Origin
China
VCB vacuum circuit breaker
ZN28A-12 series of rated voltage 12/40.5 kV vacuum circuit breaker, three-phase ac 50 hz indoor high voltage switch equipment, is the introduction of Germanys Siemens technology products. The structure of circuit breaker Simple open circuit ability, long service life, operating function is all ready, no explosion danger, convenient maintenance, suitable for power plant, substation and other electric power transmission and distribution system of control or protection switch, especially in open circuit important place of load and frequent operation. Our products comply with GB1984-89 standard for ac high voltage circuit breaker.NumberItemUnitReference1Rated voltageKV122Rated frequencyHZ503Rated insulation level1minPower frequency withstand voltageKV42Thunder impulse withstand voltage(peak value)754Rated currentA630;1250;16001250;1600;20002000;2500;31505Rated short-circuit close current(peak value)KA2031.5406Rated operation orderoff--0.3s on and off--180S-on and off7Rated short-circuit Breaking current timestimes30(50)30(50)20(30)9Rated Impulse withstand voltageKA5080100104S Heat steady e.c.A2031.54011all opened and broke timems≤10012Mechanical life-spantimes10000
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Business Type
Trading Company
Total Employees
101 - 200 People
Main Markets
North America, South America, Eastern Europe
Location
Ningbo, Zhejiang, China
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