MCCB 차단기 WLM8EY-400H-3300 400암페어 3극 전기 Lcd mccb

In the field of electrical engineering and circuit protection, plastic case circuit breakers (MCCB) play a vital role in ensuring the safety and reliability of electrical systems. These devices provide protection against short-circuit faults and are used in switching circuits, making them important components in home and industrial applications.