LDL36400CU33X

Schneider Electric's LDL36400CU33X circuit breaker, part of the PowerPact series, is engineered for reliability and safety in electrical distribution. This molded-case circuit breaker is designed with a MicroLogic 3.3 S electronic trip unit, providing precise and effective protection. It operates with a nominal current of 400 A and is rated for 600 V AC, accommodating both 50 Hz and 60 Hz applications.

The breaker features a manual toggle actuator for easy operation and is built with a frame designation of L-Frame, allowing it to fit within various electrical setups. With a 3-pole configuration, it meets typical requirements of three-phase systems. The interrupting capacity stands at 14 kA at 600 V AC, ensuring effective fault protection for typical power systems, complying with UL 489 standards. Its service breaking capacity is also rated at 14 kA for voltages up to 500/525 V AC, enhancing its versatility for various applications.

For conductor connections, the LDL36400CU33X supports a range from AWG 2/0 to 500 kcmil for both aluminum and copper wires, providing flexibility in system design. The connection method utilizes lug-type terminals to ensure reliable electrical connections. Furthermore, this circuit breaker is classified under utilization category A and maintains a continuous-current rating of 100% of its nominal current. It also features an insulation voltage (Ui) rating of 750 V according to IEC 60947-2 standards, demonstrating its capability to operate efficiently within demanding environments. In summary, the LDL36400CU33X combines advanced protective features with robust performance characteristics, making it suitable for various industrial applications.