Why Choose the ABB 1SAL101839R9901 Mini Contactor?
The ABB 1SAL101839R9901 is a compact and reliable mini contactor designed for switching electrical loads and controlling motors in industrial, commercial and automation applications. Part of the ABB MC1A mini contactor series, it provides efficient AC switching performance in installations where high functionality and space-saving design are required.
This four-pole contactor features an AC-operated coil, screw terminal connections and a compact housing suitable for control panels and electrical installations. Its robust construction enables reliable switching of motors, resistive loads and control circuits in demanding operating environments.
With a rated operational power of 4 kW at AC-3, a 3NO + 1NC main contact configuration and a control voltage of 500 V AC at 50 Hz / 600 V AC at 60 Hz, the ABB 1SAL101839R9901 is ideal for compact motor control and industrial switching applications.
Key Advantages
- Compact mini contactor designed for industrial switching applications.
- 4-pole 3NO + 1NC contact configuration for flexible load control.
- 4 kW AC-3 motor switching capability for small industrial motors.
- Space-saving design for electrical panels and control cabinets.
- Reliable AC coil operation for industrial automation systems.
- Suitable for DIN rail or wall mounting installations.
Key Features
- ABB MC1A mini contactor series.
- 3 normally open and 1 normally closed main contacts.
- 500 V AC 50 Hz / 600 V AC 60 Hz coil control voltage.
- 4 kW rated operational power at AC-3, 400 V.
- 20 A rated operational current at AC-1, 400 V.
- Screw terminal connection system.
- Compact 45 mm width housing.
- Suitable for industrial automation and electrical control systems.
Reliable Switching for Industrial Applications
Mini contactors such as the ABB 1SAL101839R9901 provide dependable switching of motors, electrical loads and control circuits. Their compact construction makes them especially suitable for applications where control cabinet space is limited while reliable switching performance remains essential.
The ABB MC1A series is designed for industrial engineers, machine builders and electrical installers requiring compact contactors with flexible mounting options. Its screw connection system and durable design allow straightforward integration into modern electrical systems.
Typical Applications
- Industrial motor control systems.
- Machine automation and OEM equipment.
- Pumps, fans and small drive applications.
- Electrical control panels.
- Commercial and industrial building systems.
- Switching of single-phase and three-phase loads.
