Why Choose the ABB S203M-K1.6 Miniature Circuit Breaker?
The ABB S203M-K1.6 is a reliable 3-pole miniature circuit breaker (MCB) from the ABB System pro M compact S200M series. Designed for overload and short circuit protection, it provides dependable circuit protection for industrial, commercial and OEM electrical installations.
Featuring a K tripping characteristic, the S203M-K1.6 is suitable for circuits with higher inrush currents, including transformers, motors, control circuits and inductive loads. Its current limiting design helps reduce fault energy, protecting downstream equipment and improving installation reliability.
With a 1.6 A rated current, 3-pole configuration and 10 kA breaking capacity, the ABB S203M-K1.6 is ideal for professional electrical panels, machinery and distribution systems requiring precise low-current protection.
Key Advantages
- Reliable 3-pole miniature circuit breaker for professional circuit protection.
- 1.6 A rated current for low-current circuits and control applications.
- K tripping characteristic suitable for inductive loads and inrush currents.
- 10 kA breaking capacity for dependable short circuit protection.
- Current limiting design helps minimise fault energy.
- DIN rail mounting for fast installation in control panels and distribution boards.
Key Features
- ABB System pro M compact S200M series.
- 3-pole (3P) miniature circuit breaker.
- 1.6 A rated current.
- K curve tripping characteristic.
- 10 kA rated breaking capacity.
- Thermal overload and magnetic short circuit protection.
- Current limiting performance for enhanced equipment protection.
- Compatible with ABB modular accessories.
Reliable Circuit Protection for Industrial Installations
Miniature circuit breakers such as the ABB S203M-K1.6 protect electrical circuits by disconnecting the supply when overload or short circuit conditions occur. The delayed thermal mechanism responds to overloads, while the magnetic mechanism provides fast disconnection during short circuit faults.
The K curve characteristic is designed for loads with increased inrush current, making this MCB suitable for industrial control systems, transformer circuits and machinery applications. Its 3-pole construction provides protection for three-phase circuits within a compact DIN rail mounted format.
Typical Applications
- Industrial control panels.
- Machine building and OEM equipment.
- Transformer protection.
- Motor control circuits.
- Commercial distribution boards.
- Automation and process control systems.
