Why Choose the ABB 1SAL102984R9901 MC1A400ATW Mini Contactor?
The ABB 1SAL102984R9901 is a compact MC1A400ATW mini contactor designed for reliable switching of electrical loads, motors and control signals in residential, commercial and industrial applications. As part of the ABB M mini contactor range, it provides a space-saving solution where high performance and compact installation are required.
Featuring a 4-pole configuration with four normally open (NO) main contacts, the MC1A400ATW is suitable for controlling single-phase and three-phase loads up to 4 kW at AC-3 and 20 A at 690 V AC-1. Its screw terminal connections and compact construction allow straightforward integration into electrical control panels.
With a 415–440 V AC coil supply at 50 Hz and 480 V AC at 60 Hz, the ABB 1SAL102984R9901 provides reliable AC-operated contactor control for automation systems, machinery and electrical installations where efficient use of panel space is important.
Key Advantages
- Compact mini contactor designed for space-saving installations.
- 4NO main contact configuration for flexible load switching.
- 4 kW AC-3 motor switching capability at 400 V.
- 20 A AC-1 rated current for general load switching.
- Screw terminal connections for secure installation.
- Suitable for wall or rail mounting applications.
Key Features
- ABB MC1A400ATW mini contactor.
- 4 normally open main contacts.
- 415–440 V AC coil voltage at 50 Hz.
- 480 V AC coil voltage at 60 Hz.
- AC-operated contactor design.
- Screw terminal connection system.
- Compact 45 mm wide construction.
- Suitable for DIN rail and wall mounting.
Reliable Switching for Compact Control Systems
Mini contactors provide efficient switching of motors, electrical loads and control circuits while reducing the space required inside electrical panels. Their compact design makes them ideal for automation systems, machinery and building installations where reliable switching performance is required.
The ABB MC1A400ATW combines dependable AC switching performance with flexible installation options, allowing engineers and panel builders to create efficient control solutions in compact enclosures.
Typical Applications
- Industrial automation control panels.
- Small motor control systems.
- Machine building applications.
- Building automation equipment.
- Heating, ventilation and electrical systems.
- Single-phase and three-phase load switching.
