Why Choose the ABB S203M-D16 Miniature Circuit Breaker?
The ABB S203M-D16 is a robust miniature circuit breaker (MCB) designed to provide reliable overload and short-circuit protection in residential, commercial and industrial electrical installations. Part of the ABB System pro M compact S200M series, it delivers high breaking capacity, current limiting performance and compact DIN rail installation for professional distribution systems.
With a 16 A rated current and D tripping characteristic, the S203M-D16 is suitable for circuits with high inrush currents, including motors, transformers, solenoids and industrial equipment. Its 3-pole configuration provides coordinated protection across three-phase circuits.
The ABB S203M-D16 combines a durable modular housing, secure screw terminals and a high 10 kA breaking capacity. This makes it a dependable choice for control panels, distribution boards and machinery installations where safe, consistent and standards-compliant circuit protection is required.
Key Advantages
- Reliable miniature circuit breaker for three-phase circuit protection.
- 16 A rated current for industrial and commercial circuits.
- D characteristic suitable for high inrush current applications.
- 3-pole configuration for coordinated three-phase protection.
- 10 kA short-circuit breaking capacity for dependable fault protection.
- Compact DIN rail mounted design for professional electrical installations.
Key Features
- ABB S200M miniature circuit breaker series.
- 16 A rated current.
- D tripping characteristic.
- 3-pole configuration.
- 10 kA rated short-circuit breaking capacity.
- Thermal magnetic trip mechanism for overload and short-circuit protection.
- Compatible with ABB System pro M compact accessories.
- Compact modular housing with secure screw terminals.
Reliable Protection for High Inrush Three-Phase Circuits
Miniature circuit breakers such as the ABB S203M-D16 automatically disconnect electrical circuits when overload or short-circuit conditions occur. This helps protect cables, connected equipment and electrical installations from damage while supporting safer operation.
The D characteristic is designed for circuits with high starting currents, making the S203M-D16 suitable for motors, transformers, solenoids and other inductive equipment where short-duration inrush current is expected.
Typical Applications
- Three-phase motor and transformer circuits.
- Industrial control panels.
- Machinery and automation equipment.
- Commercial and industrial distribution boards.
- Power supplies and inductive load applications.
- Electrical systems requiring 3-pole high inrush circuit protection.
