ABB AF305-30-11-31 contactor, a three-pole IEC power contactor designed for industrial motor control and switching applications.
£1,646.42
The ABB AF305-30-11-31 is a high-performance three-pole IEC contactor designed for reliable switching and control of motors and power circuits in industrial applications. As part of the advanced ABB AF contactor series, it features AF electronic coil technology that provides a wide control voltage range, reduced panel energy consumption and dependable operation in demanding electrical systems.
This contactor is engineered for motor starting, isolation, bypass and distribution applications. Its block-type construction allows straightforward installation and expansion with ABB auxiliary contact blocks and accessories, making it suitable for modern industrial control panels and automation systems.
With a rated operational power of up to 160 kW at 400 V AC (AC-3) and a 24–60 V AC/DC control voltage range, the AF305-30-11-31 provides reliable switching performance for large motors and industrial loads. Its robust design supports applications requiring high electrical endurance and consistent operation.
Industrial contactors such as the ABB AF305-30-11-31 provide dependable electrical switching for motors, distribution systems and industrial machinery. The AF electronic coil technology helps maintain reliable operation while reducing energy consumption compared with traditional contactor designs.
The ABB AF series is designed for demanding automation and industrial environments where dependable switching, long service life and flexible control options are required. Its modular design allows integration into a wide range of motor control centres and electrical control systems.
| Manufacturer | ABB |
|---|---|
| Series | AF Contactors |
| Model | AF305-30-11-31 |
| Product type | IEC power contactor |
| Order code | 1SFL587002R3111 |
| Main contacts | 3 NO |
| Auxiliary contacts | 1 NO + 1 NC |
| Rated operational voltage | up to 1000 V AC |
| Rated operational current AC-3 | 305 A at 400 V AC |
| Rated operational power AC-3 | 160 kW at 400 V AC |
| Conventional free-air thermal current | 500 A |
| Control voltage | 24–60 V AC/DC |
| Frequency | 50 / 60 Hz |
| Rated insulation voltage | 1000 V |
| Impulse withstand voltage | 8 kV |
| Mechanical durability | 5 million operations |
| Protection rating | IP20 (coil terminals) |
| Mounting type | Panel mounting |
| Dimensions (H × W × D) | approx. 225 × 140 × 180 mm |
| Weight | approx. 3.9 kg |
The ABB AF305-30-11-31 is a three-pole contactor used for motor starting, switching and power control applications in industrial systems.
The contactor can control motors up to approximately 160 kW at 400 V AC in AC-3 duty.
The AF305-30-11-31 operates with a 24–60 V AC/DC control voltage range.
The contactor has three main normally open contacts with additional auxiliary contacts for control functions.
The contactor is typically installed inside industrial electrical panels, motor control centres and automation systems.
ABB AF contactors are widely used by engineers and machine builders to provide reliable motor switching, efficient control and long-lasting performance in industrial electrical systems.
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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...