The ABB S203M-K63 miniature circuit breaker mounts on a DIN rail and protects motors, transformers and auxiliary circuits against overloads and short circuits. Its K curve is suitable for loads with high inrush currents in residential, commercial and industrial installations.
It has safety screw terminals with a double chamber and a separate chamber for fitting busbars and cables. The markings and labels are laser-printed, and the screws remain captive in the body. It features red and green on/off indicators.
- Type: Miniature circuit breaker
- Number of poles: 3
- Rated current: 63 A
- Operating voltage: 400/440 V AC
- Frequency: 50 Hz
- Tripping curve: K
- Short-circuit breaking capacity: 10 kA
- Degree of protection: IP20
- Degree of protection with cover: IP40
- Mounting: DIN rail
- Terminals: Safety screw terminals with double chamber
- Colour: Light grey (RAL 7035)
- Standards: IEC/EN 60898-1, IEC/EN 60947-2
Specifications
- Number of Poles
- 3
- Rated Current
- 63 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.