Why Choose the ABB 1SAH100014R9900 Mini Contactor Relay?
The ABB 1SAH100014R9900 is a compact and reliable mini contactor relay designed for switching control signals and small electrical loads in industrial automation, building services and control panel applications. Part of the ABB MCRA mini contactor relay series, it provides a space-saving solution where dependable auxiliary switching performance is required.
This four-pole auxiliary contactor features a 3NO + 1NC contact configuration with screw terminals and an AC operating coil, making it suitable for control circuits, signalling applications and electrical interlocking systems. Its compact design allows installation where panel space is limited while maintaining reliable ABB switching technology.
With a 220–240 V AC 50 Hz control voltage, 4 A rated operational current at 400 V AC and DIN rail mounting capability, the ABB 1SAH100014R9900 is ideal for industrial control panels, automation equipment and low-power switching applications.
Key Advantages
- Compact mini contactor relay for industrial control applications.
- 3NO + 1NC auxiliary contact configuration for flexible circuit control.
- 220–240 V AC coil voltage for standard control systems.
- 4 A rated operational current at 400 V AC.
- DIN rail mounting for simple installation in control panels.
- Space-saving design for applications with limited enclosure space.
Key Features
- ABB MCRA031ATN mini contactor relay.
- Four-pole auxiliary contactor design.
- 3 normally open + 1 normally closed contacts.
- 220–240 V AC 50 Hz coil supply.
- 240–277 V AC 60 Hz coil supply.
- 10 A conventional free-air thermal current rating.
- Screw terminal connections.
- DIN rail or panel mounting capability.
Reliable Control Switching for Automation Systems
Mini contactor relays such as the ABB 1SAH100014R9900 provide reliable switching of control circuits, signalling devices and smaller electrical loads. They are commonly used where standard contactors are too large and compact auxiliary switching is required.
The ABB MCRA series combines compact dimensions with dependable electromechanical switching performance, making these devices suitable for industrial automation, building services and electrical control installations.
Typical Applications
- Industrial automation control panels.
- PLC interface and signalling circuits.
- Electrical interlocking systems.
- Building automation installations.
- Machine control equipment.
- Low-power switching applications.
