The ABB S203-K25 miniature circuit breaker with a K curve is mounted on a DIN rail and is designed to protect motors, transformers, and auxiliary circuits against overloads and short circuits. It is suitable for installations with loads that have high inrush currents and features dual-chamber screw terminals, as well as a separate chamber for busbars and cables.
The markings and identifiers are laser-printed, and the screws remain captive in the housing. It features red and green on/off indicators and complies with IEC/EN 60898-1 and IEC/EN 60947-2 standards.
- Type: Miniature circuit breaker
- Number of poles: 3
- Rated current: 25 A
- Operating voltage: 400/440 V AC
- Frequency: 50 Hz
- Tripping curve: K
- Short-circuit breaking capacity: 6 kA
- Degree of protection: IP20, IP40 with cover
- Mounting: On a DIN rail
- Terminals: Screw terminals with dual chambers
- Colour: Light grey (RAL 7035)
- Standards: IEC/EN 60898-1, IEC/EN 60947-2
Specifications
- Number of Poles
- 3
- Rated Current
- 25 A
- Operating Curve
- Curve K
Power Supply
- AC
- Yes
- DC
- No
Important information
Specifications are collected from official manufacturer websites. Please verify the specifications before proceeding with your final purchase. If you notice any problem you can report it here.