Why Choose the ABB F204 A-125/0.5 Residual Current Circuit Breaker?
The ABB F204 A-125/0.5 is a premium four-pole Residual Current Circuit Breaker (RCCB) designed to provide dependable protection against earth leakage faults in commercial, industrial and three-phase electrical installations. As part of the trusted ABB F200 series, it safeguards both people and electrical equipment by automatically disconnecting the supply whenever hazardous residual currents are detected.
Featuring Type A residual current detection, the F204 A-125/0.5 detects both sinusoidal AC and pulsating DC residual currents, making it suitable for modern electrical systems incorporating electronic equipment, power supplies, automation controls, EV infrastructure and variable speed drives.
With a 125 A rated current, 500 mA residual operating current and a four-pole configuration, this RCCB is ideally suited to higher-load three-phase distribution boards, industrial machinery, commercial buildings and infrastructure projects requiring reliable earth fault protection.
Key Advantages
- Reliable ABB F200 series residual current circuit breaker.
- 125 A rated current for demanding electrical installations.
- 500 mA residual current sensitivity for dependable earth leakage protection.
- Type A protection for AC and pulsating DC residual currents.
- Four-pole switching suitable for three-phase systems with neutral.
- Compact DIN rail mounted design for electrical distribution boards and control panels.
Key Features
- ABB F200 RCCB series.
- Model F204 A-125/0.5.
- Manufacturer part number 2CSF204101R4950.
- 125 A rated current.
- 500 mA residual operating current.
- Type A residual current protection.
- 4-pole configuration.
- Instantaneous tripping characteristic.
- DIN rail mounting.
Reliable Earth Leakage Protection
Residual Current Circuit Breakers continuously monitor the balance of current flowing through live conductors and neutral. If an earth leakage fault occurs, the RCCB disconnects the circuit rapidly, helping reduce the risk of electric shock, equipment damage and electrical fire.
The ABB F204 A-125/0.5 combines dependable residual current protection with ABB's proven engineering, making it suitable for demanding electrical installations where long-term reliability, safety and compliance are essential.
Typical Applications
- Three-phase distribution boards.
- Industrial control panels.
- Commercial electrical installations.
- Manufacturing facilities.
- Building services and infrastructure.
- Machinery and automation systems.
