Why Choose the ABB CA28RT ComfortLine Compact Distribution Board?
The ABB CA28RT is a robust ComfortLine Compact surface-mounted distribution board designed for low-voltage electrical distribution in commercial, industrial and building installations. Part of the ABB ComfortLine Compact CA range, it combines a durable sheet-steel enclosure with a transparent door and a spacious modular arrangement for professional sub-distribution systems.
This distribution enclosure provides 168 space units across 7 rows in a two-panel-width configuration, offering substantial capacity for DIN-rail-mounted protective, switching and control devices. Integrated N/PE quick terminals, a cable fastening rail and removable device supports help simplify assembly, wiring and ongoing maintenance.
With external dimensions of 1250 mm × 550 mm × 160 mm, a rated current of 125 A and a rated operational voltage of 400 V AC, the CA28RT provides dependable distribution capacity while its IP44 protection rating and Class II construction support safe installation in suitable indoor environments.
Key Advantages
- Professional surface-mounted distribution enclosure for low-voltage installations.
- 168 space units across 7 rows provide extensive modular equipment capacity.
- 125 A rated current for substantial sub-distribution applications.
- IP44 enclosure protection for enhanced resistance to environmental exposure.
- Transparent door enables convenient visual inspection of installed equipment.
- Integrated N/PE quick terminals and cable fastening rail support efficient installation.
Key Features
- ABB ComfortLine Compact CA series.
- 2 panel widths with 7 device rows.
- 168 modular space units.
- 400 V AC rated operational voltage.
- 125 A rated current.
- 50 / 60 Hz rated frequency.
- Sheet-steel enclosure finished in RAL 9016.
- Transparent reversible door with 120° opening angle.
- 150 mm row spacing for DIN-rail equipment.
- Integrated N/PE quick terminals, cable fastening rail and removable device supports.
- Class II double-insulated construction, with Class I configuration possible using the appropriate earthing-set accessory.
Reliable Sub-Distribution for Building Electrical Systems
Distribution boards such as the ABB CA28RT provide a central enclosure for protective, switching and control devices used to distribute electrical power across multiple outgoing circuits. Its seven-row modular arrangement provides substantial DIN-rail capacity while maintaining an organised layout for wiring, terminals and circuit identification.
The ComfortLine Compact design supports professional installation through removable device supports, integrated cable management and N/PE quick terminals. The transparent reversible door allows convenient visual inspection of installed equipment while the IP44 sheet-steel enclosure provides robust protection for the internal electrical assembly.
Typical Applications
- Commercial building sub-distribution systems.
- Industrial low-voltage distribution installations.
- Office, retail and institutional electrical systems.
- Workshops and light industrial facilities.
- Electrical plant rooms and technical service areas.
- DIN-rail protective, switching and control assemblies.
