Model Number: ZN63A VS1 Brand Name: GAOYAN BRAND Key Specifications/Special Features: ZN63A(VS1) 12kv 630a-2000a Indoor High Voltage Vacuum Circuit Breakers1.Product DescriptionZN63A(VS1)-12 Indoor High Voltage Vacuum Circuit Breakers, it is widely used in 12kv power system for power system equipment and mining enterprises, which is the control unit of electric power equipment. Matched with the KYN28 (GZS), XGN and GGA switchgear. Conformed to the GB1984-2003 standard.2. Main Features:1>Adopted the Integrative design of operating mechanism and circuit breaker. The whole layout is reasonable, beautiful and simple.
2>Adopted Vertical insulating bushing, can prevent the impact of a variety of climate .The vacuum interrupter can be effectively prevented from being damaged by the external factors.
3>Fixed type and Handcart-type can totally meet all requirements of cabinet and circuit breakers.

3. Normal Service Condition:

Ambient temperature: not more than 40℃,not less than -10℃
Relative humidity: daily average value is not more than 95%, monthly average value is not more than 90%.
Earthquake intensity: no more than 8 class.
Water vapor pressure: daily average value not more than 2.2kPa.
Monthly average value not more than 1.8kPa.
Altitude: no more than 1000m (expect for altitude special requirements).
No fire, explosion danger, serious pollution, chemical corresion and severe vibration.
5. Packing & Shipping
Plastic bag with Foam for inner, cartons for outer.
Or we can package as customer's requirements.
6. Why Us
1. Advanced Technology
High quality—WITHOUT ANY maintenance.
Professional sales team—We promise you the best service, we promise to provide you the most suitable plan, we promise you the top quality and in time delivery.
2. Guarantee
12 Months (Any quality issue, free of charge)
3. Delivery
1)Packing: standard wooden outside
2)Delivery: 25 working days after we get the deposit.
3)Form A or C/O: FREE for you
4. About Payment:
30% deposit, 70% before shipping.