ABB AF400-30-11-70 three phase contactor with 400 A AC-3 rating and 100–250 V AC/DC coil for industrial motor control and power switching applications.
£2,020.34
The ABB AF400-30-11-70 is a heavy-duty three-phase IEC contactor designed for reliable motor switching, power distribution and industrial control applications. As part of the ABB AF contactor range, it provides dependable switching performance with advanced AC/DC coil technology for demanding industrial environments.
This contactor features ABB's advanced AF technology, providing a wide control voltage range that allows reliable operation despite control voltage variations. Its block design, integrated surge protection and pre-mounted auxiliary contacts simplify installation and improve system reliability.
With a rated operational current of 400 A AC-3 at 400 V AC, a motor control capacity of 200 kW at 400 V AC and a 100–250 V AC/DC control supply range, the AF400-30-11-70 is suitable for large motors, industrial machinery and electrical distribution systems.
Industrial contactors such as the ABB AF400-30-11-70 provide safe and efficient control of high-power electrical loads by allowing automation systems to switch motors and power circuits reliably. Their robust construction makes them suitable for demanding industrial applications where dependable operation is essential.
The ABB AF series is designed for machine builders, panel builders and industrial engineers requiring flexible control options, long service life and straightforward integration into modern electrical systems.
| Manufacturer | ABB |
|---|---|
| Series | AF Contactors |
| Model | AF400-30-11-70 |
| Product ID | 1SFL577001R7011 |
| Product type | Three-phase power contactor |
| Main contacts | 3 NO |
| Auxiliary contacts | 1 NO + 1 NC |
| Rated operational current | 400 A AC-3 |
| Rated operational power | 200 kW at 380–400 V AC |
| Conventional thermal current | 600 A |
| Rated operational voltage | 1000 V |
| Rated frequency | 50 / 60 Hz |
| Control voltage | 100–250 V AC/DC |
| Terminal type | Main circuit bars |
| Mounting type | Block contactor |
| Dimensions (H × W × D) | 278 × 186 × 216 mm |
| Weight | approx. 10.6 kg |
This contactor is used for switching and controlling three-phase motors, power circuits and industrial electrical loads.
The ABB AF400-30-11-70 supports a rated operational current of 400 A AC-3 at 400 V AC.
The contactor operates with a wide 100–250 V AC/DC control voltage range.
The contactor includes one normally open and one normally closed auxiliary contact.
The AF400-30-11-70 is typically installed in industrial control panels for motor control, power switching and automation systems.
ABB AF contactors are widely used in industrial automation and power control systems to deliver reliable switching performance, flexible integration and dependable operation in demanding environments.
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LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...