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1SFL447001R1111 af140-30-11-11 75kw/140 amp 24-60v 50/60hz-dc ABB Contactor
ABB AF146-30-11-11 industrial contactor with 3 poles, integrated auxiliary contacts, 24–60 V AC/DC control voltage and 75 kW motor switching capability for industrial automation and motor control systems.
£419.26
Why Choose the ABB AF140-30-11-11 Contactor?
The ABB AF140-30-11-11 (1SFL447001R1111) is a heavy-duty 3-pole power contactor engineered for reliable switching of high-power three-phase motors and industrial power circuits. As part of the advanced ABB AF contactor series, it features ABB's electronic coil technology with a wide 24-60 V AC 50/60 Hz / 20-60 V DC control voltage range, providing dependable operation during significant supply voltage fluctuations while reducing panel energy consumption.
Designed for machine builders, panel manufacturers and industrial automation professionals, the AF140-30-11-11 incorporates integrated surge suppression, eliminating the need for external suppression devices and simplifying control panel design. The contactor is supplied with 1 normally open and 1 normally closed auxiliary contact as standard, providing greater installation flexibility and reducing assembly time.
With a rated operational current of 140 A AC-3, the ability to control motors up to 75 kW at 400 V AC, and a robust double-clamp terminal design, the AF140-30-11-11 is ideally suited for pumps, compressors, conveyors, HVAC equipment, process machinery and demanding industrial motor control applications.
Key Advantages
- Reliable 3-pole industrial contactor for heavy-duty motor control.
- 140 A AC-3 operational current for demanding industrial loads.
- 24-60 V AC 50/60 Hz / 20-60 V DC electronic coil.
- Integrated 1 NO + 1 NC auxiliary contacts.
- Built-in surge suppression eliminates external suppressors.
- Wide control voltage range tolerates unstable power supplies.
- Expandable with ABB auxiliary contact blocks and accessories.
Key Features
- ABB AF contactor series.
- Model AF140-30-11-11.
- Manufacturer part number: 1SFL447001R1111.
- 3 normally open (3NO) main contacts.
- 1 NO + 1 NC integrated auxiliary contacts.
- 140 A AC-3 rated operational current.
- 200 A AC-1 rated operational current.
- 24-60 V AC 50/60 Hz / 20-60 V DC electronic coil.
- Double-clamp terminal connections.
- DIN rail or panel mounting.
Reliable Motor Control for Heavy Industrial Applications
The ABB AF140-30-11-11 delivers dependable switching of large three-phase motors and industrial power circuits while maintaining reliable operation across a wide control voltage range. Its electronically controlled coil compensates for voltage fluctuations, helping improve equipment availability and reduce control circuit energy consumption.
Integrated surge suppression protects PLC outputs and sensitive control electronics while simplifying electrical panel construction. The modular AF design supports a wide range of ABB accessories, making the AF140-30-11-11 suitable for modern industrial automation systems.
Typical Applications
- Three-phase motor starters.
- Industrial pumps and compressors.
- Conveyor and material handling systems.
- HVAC and refrigeration equipment.
- Packaging and production machinery.
- Process manufacturing equipment.
- Industrial control panels.
- OEM machinery and automation systems.
Technical Specifications
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| Terminal Type | Screw | |
|---|---|---|
| Coil Type | AC, AC/DC, DC | |
| Coil Voltage Range | 24 V, 42–48 V, 60–72 V | |
| Current | 140 A | |
| Power | 75 kW | |
| Voltage | 60 V | |
| Phase | Three Phase | |
| IP Rating | IP00 | |
| Poles | 3-pole | |
| Coil / Supply Voltage | 24 V AC, 24 V DC, 48 V AC, 48 V DC, 60 V DC | |
| Device Type | Contactor | |
| Auxiliary Contacts | 1NO + 1NC | |
| Current AC-1 | 225 A | |
| Series | AF Contactors | |
| Part number | 1SFL447001R1111 | |
| Product type | Industrial contactor | |
| Number of poles | 3P | |
| Main contacts | 3 NO | |
| Auxiliary contacts | 1 NO + 1 NC | |
| Rated operational voltage | 1000 V IEC / 600 V UL | |
| Control voltage | 24–60 V AC/DC | |
| Rated operational current AC-3 | 146 A | |
| Rated operational current AC-1 | 225 A | |
| Motor power rating | 75 kW at 400 V AC | |
| Frequency | 50 / 60 Hz | |
| Mounting type | Panel mounting | |
| Terminal type | Double clamp screw terminals | |
| Protection | Integrated surge suppression | |
| Protection rating | Main terminals IP00, coil terminals IP20 | |
| Dimensions (H × W × D) | approx. 158 × 105 × 140 mm | |
| Weight | approx. 2.2 kg | |
| Operating temperature | -40 °C to +70 °C | |
| Standards | IEC/EN 60947-1, IEC/EN 60947-4-1 |
Frequently Asked Questions
What is the ABB AF140-30-11-11 used for?
The AF140-30-11-11 is designed for switching high-power three-phase motors and industrial power circuits in manufacturing, automation and process control systems.
What control voltage does this contactor require?
The electronic coil operates from 24-60 V AC 50/60 Hz or 20-60 V DC, allowing reliable operation across a wide range of control voltages.
What motor size can the AF140-30-11-11 control?
The contactor can control motors up to approximately 75 kW at 400 V AC under AC-3 operating conditions.
Does the contactor include auxiliary contacts?
Yes. The AF140-30-11-11 is supplied with 1 normally open and 1 normally closed auxiliary contact factory fitted.
Does this contactor include surge suppression?
Yes. The AF electronic coil incorporates integrated surge suppression, eliminating the need for separate suppression devices.
Trusted by Industrial Professionals Worldwide
ABB AF contactors are trusted worldwide by OEM manufacturers, control panel builders and automation engineers for dependable motor switching, advanced electronic coil technology and long-term industrial reliability.
