Why Choose the ABB 1SAL102160R9901 MC1 Mini Contactor?
The ABB 1SAL102160R9901, designated MC1A400AR1, is a compact and reliable four-pole AC-operated mini contactor designed for switching resistive loads and electrical circuits in industrial and commercial control systems. As part of the ABB MC1 mini contactor range, it provides four normally open main contacts in a space-efficient enclosure.
This mini contactor delivers dependable electromechanical switching while helping machine builders and panel manufacturers conserve valuable enclosure space. Its four-pole arrangement allows several conductors or circuits to be switched simultaneously, while ring-tongue terminals provide secure connections for demanding installations.
With a 20 A conventional free-air thermal current and a 24 V AC control voltage, the MC1A400AR1 is suitable for compact distribution, heating, lighting and resistive-load control assemblies. Its DIN-rail mounting format enables straightforward installation inside electrical panels.
Key Advantages
- Compact four-pole mini contactor for electrical load switching.
- Four normally open main contacts switch multiple conductors simultaneously.
- 20 A conventional free-air thermal current.
- 24 V AC control coil for low-voltage control circuits.
- Ring-tongue terminals provide secure electrical connections.
- Space-saving design supports compact control-panel layouts.
Key Features
- ABB MC1 mini contactor series.
- Four normally open main contacts.
- 24 V AC, 50 / 60 Hz control circuit.
- 750 V rated insulation voltage.
- 6 kV rated impulse withstand voltage.
- IP20 protection rating.
- Ring-tongue terminal configuration.
- Compact DIN-rail mounting design.
Reliable Four-Pole Switching for Compact Control Systems
Four-pole mini contactors such as the ABB MC1A400 provide electrically controlled switching of multiple conductors while occupying minimal panel space. This arrangement is useful for controlling resistive loads, heating equipment, lighting circuits and other applications requiring four normally open switching poles.
The MC1 range is designed for integration into compact industrial and commercial control assemblies. Its robust contact system, secure terminal arrangement and compatibility with ABB accessories support dependable operation in modern electrical panels.
Typical Applications
- Industrial heating and resistive-load control.
- Lighting control systems.
- Compact electrical distribution panels.
- Building-services equipment.
- Industrial machinery control circuits.
- OEM automation and control assemblies.
