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1SFL467002R1200 ABB AF146-30-00B-12 146A 3 Pole 3NO Contactor, No Auxiliary Contacts, 48-130V AC/DC Coil, Screw Terminals
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.
£483.66
Why Choose the ABB AF146-30-00B-21 Contactor?
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.
Key Advantages
- High-performance ABB AF series contactor for industrial switching applications.
- 75 kW motor control capability at 400 V AC in AC-3 utilisation category.
- 225 A AC-1 switching capacity for power circuit applications.
- Wide 24–60 V AC and 20–60 V DC control voltage range.
- Built-in surge protection reduces the need for additional components.
- Expandable design with ABB auxiliary contact blocks and accessories.
Key Features
- ABB AF146 contactor series.
- Three-pole power contactor design.
- 24–60 V AC and 20–60 V DC electronic coil.
- Three normally open main contacts.
- Two normally closed auxiliary contacts.
- Integrated electronic coil technology with surge protection.
- Low energy consumption coil design.
- Compatible with ABB auxiliary contact blocks and accessories.
Reliable Switching for Industrial Power Systems
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.
Typical Applications
- Industrial motor starters.
- Machine automation and control panels.
- Pumps, fans and compressors.
- Manufacturing and production equipment.
- Electrical distribution systems.
- OEM machinery and industrial installations.
Technical Specifications
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| Coil Type | AC, AC/DC, DC | |
|---|---|---|
| Current | 146 A | |
| Coil Voltage Range | 100–130 V, 42–48 V, 60–72 V | |
| Power | 75 kW | |
| Poles | 3-pole | |
| Device Type | Contactor | |
| Auxiliary Contacts | None | |
| Current AC-1 | 225 A | |
| 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 |
Frequently Asked Questions
What is the ABB AF146-30-00B-21 used for?
The ABB AF146-30-00B-21 is used for switching and controlling industrial motors and power circuits in automation and electrical systems.
What motor power can this contactor control?
The contactor can control motors up to 75 kW at 400 V AC in AC-3 utilisation category.
What control voltage does the AF146-30-00B-21 require?
The contactor operates with a wide 24–60 V AC and 20–60 V DC control voltage range.
How many auxiliary contacts are included?
The ABB AF146-30-00B-21 includes two normally closed auxiliary contacts.
Can auxiliary accessories be added?
Yes, the AF146-30-00B-21 supports additional ABB auxiliary contact blocks and accessories for flexible control configurations.
Trusted by Industrial Automation Professionals
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.
