Why Choose the ABB 1SAH102053R9900 MCRA022ATW Mini Contactor Relay?
The ABB 1SAH102053R9900 is a compact and reliable MCRA022ATW mini contactor relay designed for switching control signals and auxiliary circuits in industrial, commercial and building automation applications. As part of the ABB MCRA mini contactor relay series, it provides dependable performance in installations where high functionality is required within a limited panel space.
This mini contactor relay features a space-optimised four-pole design with screw terminals, making it suitable for straightforward integration into control panels and automation systems. The MCRA series is designed for reliable switching of control signals up to 6 A at 240 V AC-15 and supports wall or DIN rail mounting for flexible installation.
With a 415–440 V AC coil supply at 50 Hz and 480 V AC at 60 Hz, plus a 2 normally open and 2 normally closed contact configuration, the ABB MCRA022ATW provides versatile auxiliary switching for industrial automation and electrical control applications.
Key Advantages
- Compact mini contactor relay designed for space-saving installations.
- 2NO + 2NC auxiliary contact configuration for flexible control applications.
- 415–480 V AC coil voltage range for industrial control systems.
- Reliable switching of control signals up to 6 A / 240 V AC-15.
- Screw terminal connections provide secure and simple wiring.
- Suitable for DIN rail and wall mounting applications.
Key Features
- ABB MCRA mini contactor relay series.
- MCRA022ATW model.
- Four-pole auxiliary contact design.
- 2 normally open and 2 normally closed contacts.
- 415–440 V AC 50 Hz / 480 V AC 60 Hz coil supply.
- 4 A rated operational current at 400 V.
- AC-operated contactor relay design.
- Screw connection terminals.
- DIN rail mounting capability.
Reliable Switching for Industrial Control Systems
Mini contactor relays such as the ABB MCRA022ATW provide dependable switching of auxiliary circuits and control signals within automation systems. Their compact dimensions make them ideal for applications where traditional contactors would require excessive cabinet space.
The ABB MCRA series is designed for electrical engineers, panel builders and machine manufacturers requiring reliable auxiliary switching, flexible contact arrangements and easy integration into modern control systems.
Typical Applications
- Industrial automation control panels.
- Machine building and OEM equipment.
- Building automation systems.
- Control signal switching applications.
- Electrical distribution cabinets.
- Commercial and industrial installations.
