Why Choose the ABB S204M-D0.5 Miniature Circuit Breaker?
The ABB S204M-D0.5 is a compact and reliable miniature circuit breaker (MCB) designed to protect electrical circuits against overloads and short circuits in industrial, commercial and control applications. As part of the ABB System pro M compact S200M series, it combines thermal and electromagnetic protection with a robust modular design for DIN-rail installation.
This four-pole circuit breaker features a D tripping characteristic, making it suitable for circuits with high starting or inrush currents. The S200M range provides dependable overcurrent protection while its modular construction allows straightforward integration into distribution boards, control panels and other low-voltage electrical assemblies.
With a 0.5 A rated current, four-pole configuration and AC supply capability, the S204M-D0.5 is suitable for protecting specialised control, transformer, solenoid and other circuits where a D-characteristic breaker and low rated current are required. Its DIN-rail mounting enables convenient installation in modular electrical equipment.
Key Advantages
- Compact miniature circuit breaker designed for dependable electrical circuit protection.
- 0.5 A rated current for low-current control and specialised electrical circuits.
- Four-pole configuration for protection and switching of multi-phase circuits.
- D tripping characteristic suitable for circuits with high starting or inrush currents.
- 10 kA rated breaking capacity for specified AC applications.
- 15 kA ultimate short-circuit breaking capacity under specified AC conditions.
- DIN-rail mounting for convenient installation in modular electrical assemblies.
Key Features
- ABB System pro M compact S200M series.
- 0.5 A rated current.
- Four-pole configuration.
- D tripping characteristic.
- 10 kA rated breaking capacity under specified conditions.
- 15 kA ultimate breaking capacity under specified AC conditions.
- Thermal overload and electromagnetic short-circuit protection.
- DIN-rail mounting for modular distribution equipment.
- Suitable for control, automation, transformer, solenoid and other circuits with high inrush currents.
Reliable Circuit Protection for High-Inrush Applications
The ABB S204M-D0.5 protects electrical circuits from sustained overloads and short-circuit faults. Its thermal protection responds to prolonged excessive current, while electromagnetic protection provides rapid interruption during short-circuit conditions.
The D characteristic is designed for circuits where equipment can generate high starting or inrush currents. This makes the S204M-D0.5 suitable for specialised control circuits, transformers, solenoids and other inductive loads where a low rated current and D-characteristic response are required. Its four-pole construction and modular DIN-rail format allow convenient integration into electrical distribution and automation systems.
Typical Applications
- Industrial control panels and electrical cabinets.
- Automation and control circuits with high inrush currents.
- Transformer protection circuits.
- Solenoid and inductive control circuits.
- Specialised low-current electrical circuits.
- Multi-phase circuits requiring four-pole protection.
