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AC800V MCCB: the guardian of high-voltage circuits

2025-05-13

In industrial power systems, AC800V MCCBs play a key protective role. Designed for medium and high voltage circuits, these circuit breakers can operate reliably at 800 volts AC to ensure safe operation of power equipment.

AC800V MCCB

Why is AC800V MCCB so important?


First, it has a strong breaking capacity and can safely cut off fault currents up to tens of kiloamperes. Second, its compact molded case design ensures insulation performance while saving installation space. Most importantly, this type of circuit breaker is usually equipped with an intelligent trip device that can accurately identify different fault types such as overload and short circuit.


Modern AC800V MCCBs have three core advantages:

1. High breaking capacity ensures system safety

2. Modular design facilitates maintenance and upgrades

3. Intelligent monitoring supports remote management


From factory power distribution to photovoltaic power stations, AC800V MCCBs protect the stable operation of various high-voltage circuits. With the development of smart grids, this protection device that combines mechanical and electronic technologies is becoming more accurate and reliable.





 Zhejiang Dongan Electrical Co., Ltd is a modern enterprise specializing in electrical appliance design,manufacturing sales and service. The company produces series products of AC MCCB,AC ELCB,AC ACB,DC MCCB. The company can also provide thermosetting Compression,Mental Stamping and moulds and parts. The products are covered by CE CB TUV CCC certificates.

Visit our website at https://www.greenwatt-circuitbreaker.com/ to learn more about our products. For inquiries, you can reach us at greenwatt@cngreenwatt.com.




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