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ABB S304P-D0.5 MCB – 4P – D Curve – 0.5A – 25kA
ABB S304P-D0.5 miniature circuit breaker, a 0.5 A four-pole AC protection device with D tripping characteristic and 25 kA breaking capacity for industrial and commercial electrical installations.
£154.95
Why Choose the ABB S304P-D0.5 Miniature Circuit Breaker?
The ABB S304P-D0.5 is a high-performance miniature circuit breaker (MCB) designed to provide reliable overcurrent and short-circuit protection in industrial, commercial and electrical distribution applications. As part of the proven ABB System pro M compact S300P series, it delivers dependable protection performance with a compact DIN-rail mounted design.
This circuit breaker combines ABB engineering quality with a high breaking capacity, making it suitable for demanding electrical installations where reliable protection and space-efficient mounting are required. The S300P series is designed for professional electrical systems requiring robust switching and circuit protection capabilities.
With a 0.5 A rated current, D tripping characteristic and 25 kA rated breaking capacity, the ABB S304P-D0.5 provides dependable protection for specialised electrical circuits and equipment requiring controlled operation with higher inrush current tolerance. Its 4-pole configuration without neutral pole allows installation in three-phase systems requiring four protected poles.
Key Advantages
- Reliable miniature circuit breaker designed for industrial and commercial protection.
- 0.5 A rated current suitable for low-current electrical circuits and sensitive equipment.
- D tripping characteristic designed for circuits with higher starting currents.
- 25 kA breaking capacity for effective short-circuit protection.
- 4-pole design without neutral for flexible three-phase installations.
- Compact DIN-rail mounting saves space inside electrical distribution boards.
Key Features
- ABB System pro M compact S300P series.
- S304P-D0.5 model with D tripping characteristic.
- 0.5 A rated operational current.
- 25 kA rated short-circuit breaking capacity.
- 4-pole configuration with no neutral pole.
- Suitable for AC electrical systems.
- DIN-rail mounting for straightforward installation in distribution panels.
- Designed for dependable overload and short-circuit protection.
Reliable Circuit Protection for Electrical Installations
Miniature circuit breakers provide automatic protection by disconnecting electrical circuits during overload or short-circuit conditions. The ABB S304P-D0.5 is designed to maintain reliable system protection while supporting efficient installation in modern electrical distribution equipment.
The ABB System pro M compact S300P series offers professional-grade protection devices for industrial and commercial environments where high performance, compact dimensions and dependable operation are required.
Typical Applications
- Industrial control panels and electrical cabinets.
- Commercial electrical distribution systems.
- Automation and instrumentation circuits.
- Control circuits requiring high sensitivity protection.
- Three-phase AC distribution applications.
- Electrical installations requiring high breaking capacity.
Technical Specifications
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| Current | 0.5 A | |
|---|---|---|
| Poles | 4-pole | |
| Phase | Three Phase | |
| Device Type | MCB | |
| Trip Curve | D curve | |
| Breaking Capacity | 25 kA | |
| Mounting type | DIN-rail mounting | |
| Product type | Miniature circuit breaker (MCB) | |
| Rated current | 0.5 A | |
| Tripping characteristic | D | |
| Number of poles | 4P | |
| Neutral pole | No neutral | |
| Supply type | AC | |
| Manufacturer | ABB | |
| Series | System pro M compact S300P | |
| Model | S304P-D0.5 | |
| Order code | 2CDS384001R0981 | |
| Rated breaking capacity | 25 kA | |
| Supply | AC |
Frequently Asked Questions
What is the ABB S304P-D0.5 used for?
The ABB S304P-D0.5 is a miniature circuit breaker used for overload and short-circuit protection in industrial, commercial and electrical distribution systems.
What is the rated current of this circuit breaker?
The S304P-D0.5 has a rated current of 0.5 A.
What tripping characteristic does the S304P-D0.5 have?
The circuit breaker uses a D tripping characteristic, suitable for circuits with higher inrush currents such as motors and transformers.
What is the breaking capacity of this ABB miniature circuit breaker?
The ABB S304P-D0.5 has a rated breaking capacity of 25 kA.
How is the S304P-D0.5 mounted?
The circuit breaker is designed for DIN-rail mounting inside electrical distribution boards and control panels.
Trusted by Electrical Professionals Worldwide
ABB System pro M compact S300P miniature circuit breakers are widely used by electrical engineers and system installers to provide reliable protection, efficient installation and dependable operation across modern electrical systems.
