ABB F202 A-40/0,5 residual current circuit breaker from the F200 series, a 2-pole 40 A Type A RCCB with 500 mA sensitivity for earth fault and fire protection.
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Why Choose the ABB F202 A-40/0,5 Residual Current Circuit Breaker?
The ABB F202 A-40/0,5 is a premium residual current circuit breaker (RCCB) designed to provide dependable protection against earth fault currents in residential, commercial and industrial electrical installations. As part of the proven ABB F200 series, this 2-pole RCCB disconnects the electrical supply when dangerous residual currents are detected, helping protect both people and electrical installations.
With a 40 A rated current and 500 mA residual current sensitivity, this device is primarily intended for earth fault and fire protection applications. Its Type A tripping characteristic detects both sinusoidal AC and pulsating DC residual currents, making it suitable for installations containing modern electronic equipment and power supplies.
The compact 2-module DIN rail design, robust screw terminals and ABB's proven engineering make the F202 A-40/0,5 an excellent choice for consumer units, commercial distribution boards and industrial control panels requiring dependable residual current protection.
Key Advantages
2-pole RCCB for reliable earth leakage protection.
40 A rated current suitable for residential, commercial and industrial circuits.
500 mA residual current sensitivity for earth fault and fire protection.
Type A protection detects AC and pulsating DC residual currents.
Suitable for installations containing modern electronic equipment.
Compact DIN rail mounting for straightforward installation.
Residual current circuit breakers continuously monitor the balance between live and neutral conductors. When an earth leakage fault occurs, the RCCB disconnects the supply to reduce the risk of electrical hazards and protect connected equipment.
Type A RCCBs detect both alternating residual currents and pulsating DC residual currents generated by many modern electronic devices. The 500 mA sensitivity is commonly selected where earth fault and fire protection are required rather than additional personal protection against electric shock.
Typical Applications
Commercial electrical distribution boards.
Industrial control panels.
Main incomer protection.
Building services installations.
Electrical installations requiring 500 mA fire protection.
General Type A residual current protection applications.
It provides residual current protection against earth leakage faults and is commonly used for fire protection in commercial and industrial electrical installations.
What is the rated current of this RCCB?
The ABB F202 A-40/0,5 has a rated current of 40 A.
What does the 500 mA sensitivity mean?
A 500 mA RCCB is primarily intended for earth fault and fire protection rather than additional personal protection against electric shock.
What does Type A mean?
Type A RCCBs detect both sinusoidal AC and pulsating DC residual currents generated by many modern electronic loads.
Where is this RCCB typically installed?
It is typically mounted on a DIN rail inside consumer units, distribution boards and industrial control panels.
Trusted by Electrical Professionals Worldwide
ABB F200 residual current circuit breakers are trusted by electricians, panel builders and maintenance engineers for dependable earth leakage protection across residential, commercial and industrial electrical installations.
Our service agreements are built to support long term procurement relationships. By working closely with engineering teams and procurement departments, we help streamline purchasing processes while ensuring consistent access to critical components and sourcing support when it matters most.
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Flexible payment terms for qualifying organisations
Support for engineering, maintenance, and operations
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Customers supported
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LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...