Standard delivery
£8 ex VAT · free over £200UK parcel delivery is £8 ex VAT, or free on orders over £200 ex VAT.
Heavier items may be charged at a weight-based or pallet rate, shown at checkout.
ABB F204 AC-25/0.5 L RCD – 4P – Type AC – 25A – 500mA
ABB F204 AC-25/0.5 L four pole Type AC residual current circuit breaker with 25 A rated current and 500 mA residual operating current for commercial and industrial electrical protection.
£125.28
Why Choose the ABB F204 AC-25/0.5 L Residual Current Circuit Breaker?
The ABB F204 AC-25/0.5 L is a premium 4 pole residual current circuit breaker (RCCB) designed to provide dependable protection against earth leakage faults in commercial, industrial and infrastructure electrical installations. Part of the proven ABB F200 Series, it delivers reliable protection for people and electrical systems while meeting recognised international safety standards.
Featuring a 25 A rated current and a 500 mA rated residual operating current, this RCCB is designed for three-phase electrical distribution systems where dependable earth fault protection and enhanced fire protection are required. The Type AC operating characteristic detects alternating sinusoidal residual currents, helping reduce the risk of electric shock and insulation-related electrical fires.
The L variant incorporates a left-hand neutral terminal configuration, making it suitable for switchboards requiring this wiring arrangement. Its compact DIN rail design, high-quality construction and compatibility with ABB accessories make it an excellent choice for professional electrical installations.
Key Advantages
- Reliable 4 pole RCCB for commercial and industrial electrical installations.
- 25 A rated current suitable for three-phase distribution circuits.
- 500 mA residual operating current for earth fault and fire protection.
- Type AC protection for alternating sinusoidal residual currents.
- Left-hand neutral terminal configuration for specific switchboard layouts.
- Compact DIN rail mounting with ABB quality and long service life.
Key Features
- ABB F200 Series RCCB.
- 25 A rated current.
- 500 mA rated residual operating current.
- Type AC residual current detection.
- 4 pole configuration.
- 230 / 400 V AC rated operational voltage.
- 50 / 60 Hz operation.
- Instantaneous tripping characteristic.
- DIN rail mounting.
- Screw terminal connections.
Reliable Earth Leakage Protection
Residual current circuit breakers continuously monitor the balance between outgoing and returning current. If an earth leakage fault occurs, the RCCB disconnects the supply almost instantly, helping protect personnel against electric shock while reducing the likelihood of electrical fires caused by insulation failure.
The ABB F200 Series is trusted worldwide for dependable residual current protection, robust construction and long operational life. The F204 AC-25/0.5 L is well suited to three-phase distribution boards and industrial installations requiring a left-hand neutral configuration.
Typical Applications
- Commercial electrical distribution boards.
- Industrial switchgear assemblies.
- Three-phase electrical installations.
- Manufacturing and processing facilities.
- Infrastructure and public buildings.
- Electrical panels requiring left-hand neutral RCCB configuration.
Technical Specifications
Tick the specs you need, then view products that match.
| Product Series | ABB F200 | |
|---|---|---|
| Current | 25 A | |
| Phase | Three Phase | |
| Poles | 4-pole | |
| Device Type | RCD | |
| Breaking Capacity | 1 kA | |
| Residual Current | 500 mA | |
| RCD Type | Type AC | |
| Manufacturer | ABB | |
| Series | F200 RCCB Series | |
| Model | F204 AC-25/0.5 L | |
| Product ID | 2CSF204023R4250 | |
| Product type | Residual Current Circuit Breaker (RCCB) | |
| Rated current | 25 A | |
| Rated residual operating current | 500 mA | |
| Residual current type | Type AC | |
| Rated operational voltage | 230 / 400 V AC | |
| Rated insulation voltage | 500 V | |
| Rated impulse withstand voltage | 4 kV | |
| Frequency | 50 / 60 Hz | |
| Number of poles | 4 | |
| Operating characteristic | Instantaneous | |
| Rated conditional short-circuit current | 10 kA | |
| Rated service short-circuit breaking capacity | 1 kA | |
| Maximum surge current | 0.25 kA | |
| Protection rating | IP2X | |
| Mounting type | DIN rail | |
| Neutral terminal position | Left | |
| Dimensions (H × W × D) | 85 × 70 × 69 mm | |
| Weight | Approx. 0.36 kg | |
| Standards | IEC/EN 61008 |
Frequently Asked Questions
What is the ABB F204 AC-25/0.5 L used for?
It provides residual current protection by disconnecting the electrical supply when an earth leakage fault is detected, helping protect people and electrical installations.
What does the 25 A rating indicate?
The 25 A rating is the maximum continuous current the RCCB is designed to carry during normal operation.
What does the 500 mA residual operating current provide?
The 500 mA sensitivity is commonly specified for equipment and fire protection applications where higher residual current thresholds are required.
What does Type AC mean?
This RCCB detects alternating sinusoidal residual currents, making it suitable for standard AC electrical circuits.
What does the L designation mean?
The L designation indicates that the neutral terminal is positioned on the left-hand side to suit installations requiring this wiring arrangement.
Trusted by Electrical Professionals Worldwide
ABB F200 Series residual current circuit breakers are trusted by electricians, panel builders and industrial engineers worldwide for dependable earth leakage protection, robust construction and long-term operational reliability.
