MCCB

The arc-extinguishing cover of the molded case circuit breaker is made of high-temperature and arc-resistant engineering insulation materials, which can quickly suppress the arc and reduce energy impact at the moment of short-circuit breaking, thereby improving the breaking reliability of the circuit breaker.

The high-strength plastic shell arc-extinguishing chamber housing assembly is structurally stable, heat-resistant, and impact-resistant, ensuring a safe and reliable disconnection process.

The professional-grade arc-extinguishing chamber housing assembly design improves insulation performance and heat dissipation efficiency, enhancing the overall stability of the circuit breaker.

The precision-molded plastic shell structure optimizes arc-extinguishing protection performance and effectively extends the service life of the circuit breaker's core components.

The arc extinguishing chamber is an important component of a molded case circuit breaker. It is mainly used to quickly extinguish the electric arc when a short circuit or overload occurs in the circuit breaker, thereby protecting the safety of the circuit and equipment.