1P+N AFDD RCBO – Full Protection for Residential and Light Commercial Circuits
Hager ARL925U AFDD RCBO 25A – Complete Safety in a 1-Module Format
The Hager ARL925U AFDD RCBO 25A is a standard-height, 1-module safety device combining arc fault detection, residual current protection, and overcurrent protection in one product. Rated at 25A with a B curve tripping profile, it is suitable for protecting power and lighting circuits in residential and light commercial settings.
With a 6kA short-circuit rating, a 30mA Type A RCD, and 1P+N switching, it offers full isolation and protection against AC and pulsating DC earth leakage. The unit includes a 1-metre neutral fly lead, ideal for installation in Hager TPN Distribution Boards where extended cable reach is required.
Key Features – Hager ARL925U AFDD RCBO 25A
- 25A Rated Current – Perfect for socket, lighting, and appliance circuits
- Standard DIN Rail Height – Designed for regular consumer units
- 1 Module Width (17.5mm) – Space-efficient design
- 6kA Breaking Capacity – Fault-tolerant and regulation compliant
- 30mA Type A RCD – Detects AC and pulsating DC leakage
- Built-in Arc Fault Detection (AFDD) – Prevents electrical fires
- B Curve Tripping – Quick response for domestic loads
- 1P+N Configuration – With switched neutral for safe isolation
- 1m Fly Lead (LFL) – Quick-fit for Hager TPN boards
- 18th Edition Amendment 2 Compliant
Technical Overview – Hager ARL925U
Electrical Performance
- Rated Current: 25A
- Operational Voltage: 230V AC
- Insulation Voltage: 400V
- Breaking Capacity: 6kA
- Residual Current: 30mA, Type A
- Frequency: 50Hz
- Impulse Withstand Voltage: 4kV
- Power Loss: Approx. 5.2W
Mechanical & Installation
- Pole Configuration: 1P+N
- Height: 125mm
- Width: 17.5mm
- Depth: 70mm
- Top Terminal Torque: 2.4 Nm
- Bottom Terminal Torque: 3.5 Nm
- Mounting: DIN Rail
Environmental Ratings
- Operating Temperature: –25°C to +70°C
- IP Rating: IP20
Endurance
- Mechanical Operations: 8,000 cycles
- Electrical Operations: 2,000 cycles
What’s Included
- 1 × Hager ARL925U AFDD RCBO 25A with 1m Neutral Fly Lead
✅ Why Choose the Hager ARL925U?
- All-in-one protection: AFDD, RCD, and MCB functions
- Designed for everyday installations with a reliable 25A rating
- Quick-fit 1m fly lead ideal for Hager distribution boards
- Standard size – fits existing enclosures without modification
- Certified safety from a trusted manufacturer
️ Warranty & Compliance
- 1-Year Manufacturer Warranty
- Certified to EN 61009-1 and EN 62606
- Complies with 18th Edition Wiring Regulations (Amendment 2)
Summary
The Hager ARL925U AFDD RCBO 25A combines arc fault detection, residual current protection, and B curve overcurrent protection in a standard-height, 1P+N device. Ideal for residential circuits and TPN boards with extended fly lead installation.
