Why Choose the ABB MBA250A Switch Module Expansion 1PW?
The ABB MBA250A is a versatile universal switch module expansion kit designed for ABB CombiLine N electrical distribution systems. Supplied under ABB order code 2CPX041807R9999, this unassembled interior fitting module provides a flexible mounting solution for switching equipment within compatible low-voltage sub-distribution assemblies.
The MBA250A is supplied unpopulated and is designed for the installation of one ABB OT250E universal switch. Its universal construction incorporates deep cross beams for variable equipment adjustment, with components secured using cage nuts. A closed plastic cover provides a neat finished appearance while retaining the flexibility required for professional switchgear installation.
With a 2 GU / 300 mm height and 1 PW / 250 mm field width, the MBA250A provides 24 space units, a usable equipment width of 170 mm and a usable depth of 122 mm. It is suitable for cabinets from 200 mm depth and can be installed on separately ordered EDF or WR mounting frames.
Key Advantages
- Flexible universal switch module expansion for ABB CombiLine N systems.
- Designed for installation of one ABB OT250E universal switch.
- 1 PW / 250 mm field width provides a compact panel footprint.
- 2 GU / 300 mm module height with 24 space units.
- Provides 170 mm usable equipment width and 122 mm usable depth.
- Deep cross beams allow variable equipment adjustment for flexible installation.
- Equipment attachment using cage nuts supports secure professional assembly.
- Compatible with both EDF and WR mounting frames.
Key Features
- ABB MBA250A universal switch module expansion kit.
- ABB order code 2CPX041807R9999.
- 2 GU / 300 mm module height.
- 1 PW / 250 mm field width.
- 24 space units.
- 170 mm usable equipment width.
- 122 mm usable equipment depth.
- Unpopulated for installation of one ABB OT250E universal switch.
- 250 A maximum rated current.
- Deep cross beams for variable equipment positioning.
- Equipment attachment via cage nuts.
- Closed plastic cover with 90-degree press-and-turn closure.
- RAL 7035 cover finish.
- Suitable from a cabinet depth of 200 mm.
- Compatible with EDF or WR mounting frames, ordered separately.
- Suitable for use in compatible fire protection housings.
Flexible Universal Switch Installation
Universal switch modules provide a structured mounting platform for switching equipment within low-voltage distribution assemblies. The ABB MBA250A combines a compact 1 PW footprint with deep cross beams that allow the installed equipment position to be adjusted, helping panel builders achieve an efficient and organised internal layout.
The MBA250A is specifically suited to an ABB OT250E universal switch and provides 170 mm of usable width with 122 mm of usable depth. Its compatibility with both EDF and WR mounting frames makes it a flexible CombiLine N solution for commercial and industrial distribution panel construction.
Typical Applications
- Electrical sub-distribution boards.
- ABB CombiLine N distribution assemblies.
- ABB OT250E universal switch installations.
- Main and distribution switching applications.
- Commercial and industrial low-voltage installations.
- Switchgear and distribution panel construction.
