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Description
Advanced Arc Fault Detection with Type A RCBO Protection – Compact 1 Module Design
Hager ARL966U AFDD
The Hager ARL966U AFDD with 16A RCBO is a space-saving circuit protection device that combines arc fault detection, Type A RCD protection, and Curve C tripping in one compact module. Designed to protect against overloads, short circuits, residual currents, and arc faults, it is ideal for mixed load circuits in both residential and commercial installations.
Its 1-metre neutral fly lead enables simple and flexible integration into Hager TPN Distribution Boards. Onboard diagnostics using Hager ProTools and Bluetooth connectivity through the Hager Pilot app allow for faster fault detection and system updates without additional tools or accessories.
Key Features – Hager ARL966U AFDD with 16A RCBO
- 16A, 6kA 1P+N RCBO with arc fault detection
- Tripping curve C, RCD type A (AC and pulsating DC sensitivity)
- 30mA residual current protection
- 1 module width (17.5mm) – compact form factor
- 1 metre neutral fly lead for easy installation in Hager Invicta TPN boards
- Fully compatible with Hager consumer units
- ProTools onboard diagnostics with 8 LED status indicators
- Bluetooth support via Hager Pilot app for updates and diagnostics
- Suitable for retrofit and new installations
- Fully compliant with Amendment 2 of the 18th Edition Wiring Regulations
- Independently tested to EN 61009-1 and EN 62606
Technical Overview – Hager ARL966U AFDD with 16A RCBO
Electrical performance
- Rated current: 16A (up to 18.4A at -25°C)
- Breaking capacity: 6kA (IEC 61009-1 and IEC 60898-1)
- Residual operating current (Idn): 30mA
- Operational voltage: 230V AC
- Frequency: 50Hz
Mechanical and installation
- Module width: 17.5mm
- Height: 125mm
- Depth: 70mm
- Terminal torque: top 2.4Nm, bottom 3.5Nm
- Top connection: screw terminal
- Bottom connection: bi-connect
- Pole configuration: 1P+N (double pole switching)
Environmental ratings
- Operating temperature: -25°C to +70°C
- Storage temperature: -25°C to +80°C
- Energy limitation class: I²t Class 3
- Ingress protection: IP20
Endurance
- Mechanical operations: 8,000 cycles
- Electrical operations: 2,000 cycles
What’s Included
- 1 x Hager ARL966U AFDD 16A Type A RCBO
Why Choose This Product?
The ARL966U AFDD delivers reliable protection for general-purpose 16A circuits where arc faults and surge currents may be present. The 1-metre fly lead ensures seamless installation in Hager Invicta TPN boards. Electricians benefit from built-in diagnostics and wireless access via the Hager Pilot app, making fault resolution quicker and installation more efficient.
Guarantee and Compliance
Includes a 1-year manufacturer’s warranty from Hager. This product is tested to EN 61009-1 and EN 62606 and fully complies with Amendment 2 of the 18th Edition Wiring Regulations.
Summary
Hager ARL966U AFDD is a 16A Type A RCBO with integrated arc fault detection, Curve C tripping, and Bluetooth-enabled diagnostics. Designed for installation in Invicta TPN boards, it offers high-spec protection in a space-saving module.
