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Medium voltage circuit breaker: types and functionalities

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Medium voltage circuit breaker: types and functionalities

Types of Medium Voltage Circuit Breakers

Medium voltage circuit breakers can be classified in various ways, according to their structure and interruption technology. Below, we explain the main classifications and their applications.

Available Options for Medium Voltage Circuit Breakers

Besides the classification by type, medium voltage circuit breakers can have different configurations and accessories to meet the specific needs of each application. Some of the main options include:

Conclusion

Choosing the appropriate medium voltage circuit breaker depends on the specific needs of each electrical installation. Whether a frontal or lateral model, on board or off board, vacuum or SF6, having quality and well-sized equipment is essential to ensure the safety and efficiency of the electrical system. Furthermore, the various configuration options allow customizing the circuit breaker to better meet the project requirements.

At Trifásica Elétrica, we supply a complete line of medium voltage circuit breakers, with different configurations and accessories, ensuring reliable solutions for electrical protection in 15 to 36kV networks.

So, if you are in need of medium voltage circuit breakers or other materials for a primary substation, contact us! It will be a pleasure to help you!

Frequently asked questions

What are the types of MV circuit breakers?+

Mainly vacuum (most common) and SF6, in addition to mounting variations and accessories.

Does the circuit breaker measure current by itself?+

No; it operates with CTs/VTs and protection relays that measure and command the opening.

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Trifásica Elétrica distributes medium voltage materials throughout Brazil.

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