ABB AF146-30-00B-21 three pole contactor for industrial motor control applications with 75 kW AC-3 motor rating, 225 A AC-1 current and wide AC/DC coil control range.
£744.09
The ABB AF146-30-00B-21 is a high-performance three-pole contactor designed for reliable switching and control of industrial motors and power circuits. As part of the ABB AF contactor range, it provides advanced electronic coil technology, compact construction and dependable operation for demanding industrial automation and motor control applications.
This contactor features ABB AF technology, which provides a wide control voltage range and stable operation in networks with voltage fluctuations. The integrated surge protection and block-type design simplify installation while allowing easy expansion with additional auxiliary contact blocks and accessories.
With a motor switching capability up to 75 kW at 400 V AC (AC-3) and power switching up to 225 A (AC-1), the ABB AF146-30-00B-21 is suitable for industrial motor starters, control panels and electrical distribution systems requiring reliable high-current switching.
Industrial contactors such as the ABB AF146-30-00B-21 provide dependable electrical switching for motors, machinery and power distribution equipment. By using advanced coil technology, this contactor helps reduce panel energy consumption while maintaining reliable operation.
The ABB AF series is designed for machine builders, panel manufacturers and industrial automation engineers requiring flexible installation options, high switching performance and long service life in demanding environments.
| Manufacturer | ABB |
|---|---|
| Series | AF Contactors |
| Model | AF146-30-00B-21 |
| Product ID | 1SFL467002R1200 |
| Product type | Power contactor |
| Number of poles | 3 poles |
| Main contacts | 3 NO |
| Auxiliary contacts | 0 NO + 2 NC |
| Rated control circuit voltage | 24–60 V AC / 20–60 V DC |
| Control frequency | 50 / 60 Hz |
| Rated insulation voltage | 1000 V |
| AC-3 motor rating | 75 kW at 400 V AC |
| AC-1 rated operational current | 225 A |
| Protection rating | IP20 |
| Mounting type | DIN rail or panel mounting |
The ABB AF146-30-00B-21 is used for switching and controlling industrial motors and power circuits in automation and electrical systems.
The contactor can control motors up to 75 kW at 400 V AC in AC-3 utilisation category.
The contactor operates with a wide 24–60 V AC and 20–60 V DC control voltage range.
The ABB AF146-30-00B-21 includes two normally closed auxiliary contacts.
Yes, the AF146-30-00B-21 supports additional ABB auxiliary contact blocks and accessories for flexible control configurations.
ABB AF contactors are widely used by engineers, machine builders and system integrators to provide reliable motor switching, efficient control and long-term performance in industrial applications.
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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...