Why Choose the ABB EK1000-40-11 110 V 50 Hz / 120 V 60 Hz Contactor?
The ABB EK1000-40-11 (Part Number: SK827044-AF) is a heavy-duty 4-pole industrial contactor designed for switching extremely high-current AC and DC power circuits in demanding industrial, infrastructure and railway applications. As part of the proven ABB EK contactor series, it provides dependable switching performance, robust construction and exceptional mechanical durability for mission-critical power control systems.
Equipped with a 110 V AC 50 Hz / 120 V AC 60 Hz control coil, the EK1000-40-11 is ideal for industrial installations requiring reliable control of large electrical loads. Its block-type design incorporates 4 normally open main contacts together with 1 normally open and 1 normally closed auxiliary contact, providing flexible integration into industrial switching and monitoring circuits.
With a 1000 A AC-1 rated operational current, a maximum operational voltage of 1000 V AC and heavy-duty construction, the EK1000-40-11 is ideally suited to electrical distribution systems, resistance heating applications, railway installations and heavy industrial machinery where reliable high-current switching is essential.
Key Advantages
- Heavy-duty 4-pole industrial contactor for demanding switching duties.
- 1000 A AC-1 switching capacity for high-current industrial applications.
- 110 V AC 50 Hz / 120 V AC 60 Hz control coil.
- Designed for AC and DC switching applications.
- Supplied with 1 NO and 1 NC auxiliary contact.
- Suitable for industrial power distribution, railway and infrastructure projects.
Key Features
- ABB EK contactor series.
- 4 normally open (4 NO) main contacts.
- 1 normally open + 1 normally closed auxiliary contact.
- 1000 A rated operational current (AC-1).
- 110 V AC 50 Hz / 120 V AC 60 Hz control coil.
- Rated operational voltage up to 1000 V AC.
- Heavy-duty block construction.
- Main circuit bar terminals for secure high-current connections.
Reliable High-Current Power Switching
The ABB EK1000-40-11 is engineered to provide dependable switching of very large electrical loads in demanding industrial environments. Its heavy-duty contacts and robust construction ensure reliable operation in power distribution systems, resistance heating equipment and industrial infrastructure where maximum reliability is essential.
Compatible with ABB auxiliary contact blocks and accessories, the EK series enables flexible integration into OEM machinery, electrical switchboards and industrial automation systems while maintaining long-term operational reliability.
Typical Applications
- Industrial power distribution systems.
- Railway electrical installations.
- Resistance heating equipment.
- Large industrial switchboards.
- Heavy-duty process machinery.
- OEM electrical control panels.
