NDW3

The NDW3 Series Air Circuit Breaker (hereinafter referred to as the breaker) is designed for power distribution networks with AC 50Hz/60Hz, rated current from 200A to 7500A, rated insulation voltage of 1000/1250V, and rated operating voltages of AC220V/230V/240V, AC380V/400V/415V, AC440V/480V, AC660V/690V, AC800V, AC1000V, AC1140V, AC1380V, and AC1500V. It distributes electrical energy and protects circuits and power equipment from overload, undervoltage, short circuit, and single-phase ground faults, while also providing isolation functionality. Featuring multiple protection functions, it ensures highly accurate selective protection and prevents unnecessary sudden power outages, thereby enhancing the reliability and safety of the power supply system.