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1SFL427102R1411 af116-40-11b-14 55kw/116 amp 250-500v 50/60hz dc ABB Contactor
ABB AF116-40-11B-14 industrial contactor with 4 poles, 116 A AC-3 rating, integrated auxiliary contacts, main circuit bars and 250-500 V AC/DC electronic coil for industrial motor control applications.
£319.97
Why Choose the ABB AF116-40-11B-14 Contactor?
The ABB AF116-40-11B-14 (SKU: 1SFL427102R1411) is a heavy-duty 4-pole power contactor with main circuit bar connections engineered for reliable switching of motors and power circuits in demanding industrial environments. As part of the advanced ABB AF contactor series, it incorporates ABB's innovative electronic coil technology, enabling operation across a wide 250 to 500 V AC/DC control voltage range while maintaining dependable performance even during supply voltage fluctuations.
Designed for OEMs, switchboard manufacturers and industrial maintenance engineers, the AF116-40-11B-14 features integrated main circuit bar connections for secure high-current installations. Built-in surge suppression removes the need for additional suppression devices in many applications, simplifying installation while improving long-term reliability.
With a 116 A AC-3 operational current, 160 A AC-1 switching capacity, a 55 kW motor rating at 400 V AC, and a 250 to 500 V AC/DC electronic coil, this contactor is ideal for industrial motor control, process automation, HVAC systems, conveyors and power distribution equipment.
Key Advantages
- Heavy-duty 4-pole industrial contactor with main circuit bar connections.
- 250 to 500 V AC/DC electronic coil supports multiple international control voltages.
- Integrated surge suppression simplifies panel wiring.
- Reliable operation during voltage dips and unstable electrical supplies.
- Main circuit bar terminals provide secure high-current connections.
- Compatible with ABB auxiliary contact blocks and accessories.
Key Features
- ABB AF contactor series.
- 4 normally open (4 NO) main contacts.
- 1 NO + 1 NC pre-mounted auxiliary contacts.
- Main circuit bar connections.
- 250 to 500 V AC (50 / 60 Hz) / 250 to 500 V DC electronic control coil.
- 116 A AC-3 rated operational current.
- 160 A AC-1 switching capacity.
- 55 kW motor rating at 400 V AC (AC-3).
- Integrated surge suppression.
Reliable Motor Control for Industrial Applications
The ABB AF116-40-11B-14 delivers dependable switching for high-power motors and industrial electrical loads. ABB's AF electronic coil technology maintains reliable operation across a wide control voltage range while reducing nuisance tripping caused by voltage fluctuations and helping lower panel energy consumption.
Its robust construction, integrated surge suppression and bar-type main terminals make it particularly suitable for industrial switchboards, motor control centres and automation systems where secure high-current connections are essential.
Typical Applications
- Industrial motor starters.
- Motor control centres (MCCs).
- Power distribution panels.
- Process automation systems.
- Pumps and compressors.
- Conveyor systems.
- HVAC equipment.
- OEM machinery.
Technical Specifications
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| Terminal Type | Bar / bolt | |
|---|---|---|
| Coil Type | AC, AC/DC, DC | |
| Coil Voltage Range | 200–250 V, 380–440 V, 460–500 V | |
| Power | 55 kW | |
| Current | 116 A | |
| Voltage | 500 V | |
| Phase | Three Phase | |
| Poles | 4-pole | |
| Coil / Supply Voltage | 250 V DC, 380 V AC, 400 V AC, 415 V AC, 440 V AC, 480 V AC, 500 V AC | |
| Device Type | Contactor | |
| Auxiliary Contacts | 1NO + 1NC | |
| Current AC-1 | 160 A | |
| Series | AF Contactors | |
| Part number | 1SFL427102R1411 | |
| Product type | Industrial power contactor | |
| Number of poles | 4 | |
| Main contacts | 4 NO | |
| Auxiliary contacts | 1 NO + 1 NC | |
| Rated operational current AC-3 | 116 A | |
| Rated operational current AC-1 | 160 A | |
| Motor power AC-3 at 400 V | 55 kW | |
| Rated operational voltage | 690 V IEC / 600 V UL | |
| Rated insulation voltage | 1000 V IEC | |
| Control voltage | 250–500 V AC/DC | |
| Frequency | 50 / 60 Hz | |
| Mounting type | Panel mounting | |
| Connection type | Main circuit bars with screw terminals | |
| Dimensions (H × W × D) | approx. 150 × 120 × 128 mm | |
| Weight | approx. 1.95 kg |
Frequently Asked Questions
What is the ABB AF116-40-11B-14 used for?
It is designed for switching high-power motors and industrial power circuits where robust bar-type main connections are preferred.
What control voltage does this contactor require?
The electronic coil operates from 250 to 500 V AC (50 / 60 Hz) or 250 to 500 V DC.
What motor size can this contactor control?
The AF116-40-11B-14 is suitable for controlling motors up to approximately 55 kW at 400 V AC (AC-3).
What does the "B" designation indicate?
The "B" version features main circuit bar connections, making it suitable for applications requiring direct busbar or rigid conductor connections.
Where is this contactor typically installed?
It is commonly installed in industrial switchboards, motor control centres and OEM machinery requiring reliable high-current switching.
Trusted by Industrial Professionals Worldwide
ABB AF contactors are trusted worldwide by panel builders, OEMs and automation engineers for dependable switching performance, wide voltage compatibility and long service life in demanding industrial applications.
