NDW3B-3200
High Voltage Circuit Breakers
Electric Type
Fixed Type or Draw-out Type
ACB
Circuit Breaker
Conventional Circuit Breaker, Circuit-Breaker Failure Protection, Overcurrent Protection, OVP(Overvoltage Protection), RCCB
CCC
Nader
59KG-120KG
China
Product Description
Model | NDW3B-3200 |
Rated current In (A) | 800,1000,1250,1600,2000,2500,3200 |
N-pole rated current | 100%In |
Rated operating voltage Ue (V) | AC220/230/240, AC380/400/415, AC440, AC480, AC500/525, AC660/690 |
Rated frequency (Hz) | 50/60 |
Rated isolation voltage Ui (V) | 1000 |
Rated impulse withstand voltage Uimp (kV) | 12 |
Number of poles | 3, 4 |
Full breaking time | ≤30ms |
Closing time | ≤70ms |
Installation method | Fixed type or draw-out type |
The NDW3B-3200 universal circuit breaker (hereinafter referred to as the circuit breaker) is suitable for distribution networks with AC 50Hz/60Hz, rated currents ranging from 800A to 3200A, rated insulation voltage of 1000V, and rated operating voltages of AC 220/230/240V, AC 380/400/415V, AC 440V, AC 480V, AC 500V/AC 525V, AC 660/690V. It is used for distributing electrical energy and protecting lines and power equipment from the hazards of overload, under-voltage, short circuits, single-phase grounding faults, among others. It also has isolation functions. The circuit breaker offers various protection functions, ensuring high-precision selective protection while avoiding unnecessary sudden power outages, thereby enhancing the reliability and safety of the power supply system.
