Customization: | Available |
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Breaking Capacity: | High Voltage Circuit Breakers |
Operation: | Electric Type |
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ZW8-12/630-20 uses a vacuum arc extinguishing chamber,air insulation ,with electric spring operating mechanism,making the product arc extinguishing ability is strong ,short circuit breaking times are high,no fire and explosion risk ,easy to operate ,is a good performance,practical strong product.
The overall structure of the product is three-phase box type,casing in and out of line ,the box is dry air ,electric spring operating mechanism arranged on the side of the box,can be used reliably under harsh environmental conditions.
The vacuum arc extinguishing chamber of the product is made of ceramic shell,cup-shaped longitudinal magnetic field contact structure and copper contact material, which has excellent aability to break and close short circuit current.
The product is small in size,light in weight and beautiful in appearance.The compact design of the vacuum arc extinguishing chamber and the insulating support sleeve,and the external injection of silicon rubber on the outgoing conductive rod,can adapt to the harsh weather conditions and filthy circumstances.
Rated voltage | 12kV |
Rated current | 630A |
Power frequency withstand voltage | 42kV/48kV |
Lightning shock withstand voltage | 75kV/85kV |
Rated short circuit break current | 20kA |
Mechanical life | 10000Times |
1. Are you a trading company or manufacturer ?
We are a professional factory with 10 years experience in the field of High and low Voltage switchgears, Substation ,transformers,cable distribution box and various electrical equipment, such as vacuum circuit breaker , load break switch etc.Our factory is the excellent supplier of State Grid Corporation in China .
2. Do you accept customized service ?
We offer OEM/ODM service , can print your logo on product . our professional technical and quotation team can provide a satisfied project according to your drawing and parameters .
3. What is your MOQ?
Our MOQ is 1 piece.
4. How long is your delivery lead time ?It depends on your product requirement and quantity . Generally , 5~10 working days is available .
5. How do you solve quality problems?Please provide detailed photos of quality problems. our technical and quality testing department will analyse.we will make a satisfied solution within 2 days .
6. What is your payment terms ?
30%T/T in advance,70% before shipment . West union , L/C are also acceptable .