YBRM5-400 Series Circuit Breaker with Plastic Housing

YBRM5-400 series is our company's new generation of high-breaking capacity plastic shell circuit breaker, which integrates a number of core technologies such as rotating double breakpoint, contact repulsion, and fast energy tripping, which is suitable for power distribution networks with rated current up to 630A, rated insulation voltage of 1000V, and rated working voltage below 690V, and is widely used in power distribution and equipment protection scenarios such as industrial and commercial buildings. The product adopts a modular and box-mounted design, equipped with detachable wiring nuts and extended handle sleeves, which greatly improves the convenience and safety of installation and operation. Its unique energy tripping system can trigger the mechanism within 1ms when a fault current is detected, and achieve complete disconnection within 3-4ms, providing fast response and high reliability. The double extinguishing chamber and the air blowing magnetic blowing system work together…

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