ABB F204 AC-100/0.3 4 pole residual current circuit breaker with 100 A rated current, 300 mA sensitivity and Type AC protection for commercial and industrial electrical installations.
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Why Choose the ABB F204 AC-100/0.3 Residual Current Circuit Breaker?
The ABB F204 AC-100/0.3 (Product Code: 2CSF204001R3900) is a high-performance 4-pole residual current circuit breaker (RCCB) designed to provide dependable protection against earth leakage faults in commercial, industrial and residential electrical installations. As part of the trusted ABB F200 series, it helps safeguard people and equipment by disconnecting the electrical supply when dangerous residual currents are detected.
Designed for reliability and ease of installation, the ABB F204 AC-100/0.3 offers instantaneous tripping and complies with IEC/EN 61008 standards. Its compact DIN rail mounting design makes it ideal for use in distribution boards, switchgear assemblies and industrial control panels.
With a 100 A rated current, 300 mA residual operating current and Type AC protection, this RCCB is suitable for applications requiring protection against sinusoidal alternating residual currents while ensuring safe and reliable operation of electrical systems.
Key Advantages
Reliable 4-pole residual current circuit breaker for electrical protection.
100 A rated current suitable for higher current installations.
300 mA earth leakage sensitivity for equipment and fire protection applications.
Type AC detection for alternating sinusoidal residual currents.
Instantaneous tripping for rapid fault isolation.
Compact DIN rail mounted design for straightforward installation.
Key Features
ABB F200 series RCCB.
100 A rated operational current.
300 mA rated residual current.
4-pole configuration.
230/400 V AC rated voltage.
Type AC residual current protection.
Instantaneous operating characteristic.
DIN rail mounting.
Screw terminal connections.
Compatible with ABB auxiliary contacts and motor operating accessories.
Reliable Residual Current Protection
Residual current circuit breakers continuously monitor the balance between live conductors and disconnect the electrical supply whenever leakage current exceeds the specified threshold. This significantly reduces the risk of electric shock and helps protect electrical installations from faults that may otherwise lead to equipment damage or fire.
The ABB F200 range has been developed for dependable long-term performance in demanding electrical installations, providing high-quality protection for distribution systems across commercial, industrial and infrastructure applications.
Typical Applications
Commercial electrical distribution boards.
Industrial control panels.
Manufacturing facilities.
Building services installations.
Infrastructure projects.
Electrical switchboards.
Machine installations.
Power distribution systems.
Technical Specifications
Current
100 A
Phase
Three Phase
Manufacturer
ABB
Series
F200
Model
F204 AC-100/0.3
Product code
2CSF204001R3900
Product type
Residual Current Circuit Breaker (RCCB)
Rated current
100 A
Rated residual current
300 mA
Residual current type
Type AC
Number of poles
4
Rated operational voltage
230/400 V AC
Frequency
50/60 Hz
Rated insulation voltage
500 V
Impulse withstand voltage
4 kV
Conditional short-circuit current
10 kA
Protection rating
IP2X
Mounting type
DIN rail
Terminal type
Screw terminals
Dimensions (H × W × D)
85 × 72 × 69.5 mm
Weight
Approx. 500 g
Standards
IEC/EN 61008
Frequently Asked Questions
What is the ABB F204 AC-100/0.3 used for?
It provides residual current protection by disconnecting electrical circuits when earth leakage currents are detected, helping protect people and electrical installations.
What does Type AC mean?
Type AC RCCBs detect sinusoidal alternating residual currents and are suitable for conventional AC electrical circuits.
What is the rated current of this RCCB?
The ABB F204 AC-100/0.3 has a 100 A rated current.
What is the residual operating current?
This model has a 300 mA rated residual current, making it suitable for applications where equipment and fire protection are required.
How is the RCCB installed?
The device is designed for quick installation onto a standard DIN rail using screw terminal connections.
Trusted by Electrical Professionals Worldwide
ABB F200 residual current circuit breakers are trusted by electrical contractors, panel builders and industrial engineers worldwide for dependable earth leakage protection, high build quality and long service life.
Current
100 A
Phase
Three Phase
Manufacturer
ABB
Series
F200
Model
F204 AC-100/0.3
Product code
2CSF204001R3900
Product type
Residual Current Circuit Breaker (RCCB)
Rated current
100 A
Rated residual current
300 mA
Residual current type
Type AC
Number of poles
4
Rated operational voltage
230/400 V AC
Frequency
50/60 Hz
Rated insulation voltage
500 V
Impulse withstand voltage
4 kV
Conditional short-circuit current
10 kA
Protection rating
IP2X
Mounting type
DIN rail
Terminal type
Screw terminals
Dimensions (H × W × D)
85 × 72 × 69.5 mm
Weight
Approx. 500 g
Standards
IEC/EN 61008
No documents available for this product.
Delivery
We offer fast UK delivery on all stocked items. Orders placed before 3pm Monday to Friday are eligible for next-day delivery.
Standard delivery: 2–3 working days
Next-day delivery: available on in-stock items when ordered before 3pm
Express options available — contact us for details
Returns
If you need to return an item, please contact our sales team within 30 days of receipt. Items must be returned unused in their original packaging.
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.
Priority sourcing and supply support
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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...