| Customization: | Available |
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| Breaking Capacity: | High Voltage Circuit Breakers |
| Operation: | Electric Type |
| Shipping Cost: | Contact the supplier about freight and estimated delivery time. |
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ZN28-12 series vacuum circuit breakers are high-voltage indoor switchgear with rated voltage of 12kV and three-phase AC of 50Hz. The product conforms to the GB1984-89 standard. The overall structure of the product is integrated installation of the switch body and the operating mechanism, and the switch body and the operating mechanism are installed in two forms. The integrated structure is ZN28-12 basic type. Split structure ZN28A-12 type, suitable for fixed switchgear, such as GG-1A(Z),XGN2A10(Z).
| Rated short-circuit breaking current | 20KA | |||
| Rated peak withstand current | 50KA | |||
| Rated short-circuit closing current (peak) | 50KA | |||
| 4S rated short-time withstand current | 20KA | |||
| mechanical life | 10000 TIME | |||
1.Are you a trading company or a manufacturer?
We are a professional factory with 10 years of experience in the field of high and low voltage switch gear and substation. Transformers, cables, distribution boxes and various electrical equipment, such as vacuum circuit breakers, load breaking switches, etc. Our factory is an excellent supplier of the State Grid Corporation of China.
2.Do you accept custom service?
We provide OEM/ODM services, according to your drawings and parameters, our professional technical and national team can provide satisfactory solutions.
3.What is your minimum order quantity?
Our minimum order quantity is 1 piece.
4.What is your lead time?
It depends on your product requirements and quantity. It usually takes 5-10 working days.
5.How do you solve quality problems?
Please provide detailed photos of the quality problem. Our technical and quality inspection departments have done a good analysis. We'll come up with a satisfactory solution within two days.
6.What are your terms of payment?
T/T payment can negotiate the balance of deposit.Western Union, letter of credit is also acceptable.
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