Introducing the ZN28 Series 10KV 12KV Indoor Medium and High Voltage Vacuum Circuit Breaker (VCB) - a masterpiece in electrical engineering designed for unparalleled performance! Engineered to perfection, this circuit breaker is your ultimate solution for robust, reliable, and efficient electrical distribution. With its state-of-the-art vacuum interruption technology and high safety standards, the ZN28 Series ensures seamless operation in the most demanding environments.



VACUUM CIRCUIT BREAKER SPECIFICATION |
Product Name |
Indoor Vacuum Circuit Breaker |
Keywords |
Indoor Vacuum Circuit Breaker |
Product Model |
ZN28 |
Rated Voltage |
12KV |
Rated Current |
630/1250A/1600A/2000A/3150A |
Rated Short-Circuit Breaking Current |
20KA/25KA/31.5KA/40KA |
Rated Short-Circuit Closing Current |
20KA/25KA/31.5KA/40KA |
Rated Withstand Current (Peak Value) |
50KA/63KA/80KA/100KA |
Rated Short-Time Withstand Current |
50KA/63KA/80KA/100KA |
Rated Short-Circuit Duration |
4s |
Rated Short-Circuit Breaking Current Times |
20/50 Times |
Lightning Impulse Voltage |
75KV |
Mechanical Life |
1000 Times |
OEM & ODM Custom |
Accept |
MOQ |
1 Piece |
The above data is for reference only, please refer to the actual situation. |
Vacuum Circuit Breaker - Discover the cutting-edge technology of our Vacuum Circuit Breakers, designed to provide maximum safety and reliability. These circuit breakers are the epitome of advanced engineering, offering excellent load management and fault protection for your medium and high voltage applications.
Load Break Switch - Elevate your electrical systems with our Load Break Switch, a critical component for ensuring safe and efficient load interruption. Designed to meet rigorous industry standards, it provides exceptional performance and durability, making it an indispensable part of your power distribution network.
CNC Machining Parts - Unleash the precision and quality of our CNC Machining Parts, crafted with meticulous attention to detail. These components are engineered to exact tolerances, offering unparalleled accuracy and performance in every application, ensuring seamless integration into your systems.
Component And Accessory - Explore our diverse range of Components and Accessories, each designed to complement and enhance the performance of your electrical equipment. With a focus on innovation and quality, these products ensure that your systems are always operating at their best, providing you with unmatched reliability and peace of mind.






Q1: Are you a manufacturer or a trader?
A1: We are a leading professional manufacturer.
Q2: How long is your delivery cycle?
A2: It depends on your product requirements and quantity. Generally, 5 to 10 working days are required for delivery
Q3: What is your after-sales service?
A3: We can answer users' questions solve their problems 24 hours a day, and provide comprehensive technical support for all our products promptly.
Q4: How do you solve quality problems?
A4: Please provide detailed photos of the quality problems. Our technical and quality inspection departments will analyze them. We will give a satisfactory solution within 2 days.
Q5: Do you accept customized services?
A5: We provide OEM/ODM services and can print your logo on the products. Our professional technical and quotation team can provide satisfactory projects according to your drawings and parameters.