Application:
DW45 series Intelligent Air Circuit Breaker is extensively used as the main switch in the low voltage distribution switchboard of rated voltage of 1300V, rated current of 630A to 6300A, 50HZ or 60HZ. Its function is to control and protect the electr ical circuit from damage and prevent power equipments from harm of overload, under-voltage, short circuit and single phase earth etc. Provide with intelligent protecting function and precise selective protection, breaker can enhance the dependability of power supply and avoid unwanted power cut. It comply with IEC60947-2 standard.
Feature of DW45 Intelligent Air Circuit Breaker(ACB):
- Rated AC current: 630A-6300A
- Number of poles: 3 pole and 4 pole
- Two Types: draw-out type and fixed type
- Short-circuit breaking capacity: 80KA-120KA
- Rated Voltage: under AC1300V
- Operation type: manual operation, auto operation
- Trip types: Intelligent controller, under voltage instant (or time delay type) trip and shunt trip
- Intelligent controller types: L type (basic type), M type (Standard type), and H type (communication type)
- Standards: IEC60947-2, GB14048.2