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1SFL447001R4211 ABB AF140-30-11-42 Contactor 3 Pole 1NO+1NC Auxiliary Contacts 110-120V AC Coil
ABB AF140-30-11-42 three-phase contactor with 140 A AC-3 rating, 110–120 V AC coil and auxiliary contacts for industrial motor switching applications.
£436.03
Why Choose the ABB 1SFL447001R4211 AF140 Contactor?
The ABB 1SFL447001R4211 is a high-performance AF140 series three-phase contactor designed for reliable switching and control of industrial motors, power circuits and automation equipment. As part of the ABB AF contactor range, it provides dependable operation with a dedicated 110–120 V AC coil supply for industrial control applications.
Featuring advanced ABB AF contactor technology, the AF140-30-11-42 combines efficient coil operation with built-in surge protection and a compact block design. This makes it suitable for motor starting, isolation, bypass and power distribution applications where reliable switching performance is required.
With a rated operational current of 140 A AC-3, the ABB 1SFL447001R4211 is suitable for controlling motors up to 75 kW at 380–415 V AC. The contactor supports main circuit voltages up to 690 V AC and includes three main normally open contacts with integrated auxiliary contacts.
Key Advantages
- High-performance ABB AF140 industrial contactor.
- 75 kW AC-3 motor switching capacity for industrial motor applications.
- 110–120 V AC 50/60 Hz coil control voltage.
- Reliable switching for motors, distribution and automation systems.
- Integrated auxiliary contacts for improved control flexibility.
- Compact block construction with ABB accessory compatibility.
Key Features
- ABB AF140 contactor series.
- 3-pole main contact configuration.
- 3 normally open main contacts.
- 1 normally open and 1 normally closed auxiliary contact.
- 140 A AC-3 rated operational current.
- 200 A AC-1 thermal current rating.
- 110–120 V AC 50/60 Hz coil.
- Built-in surge protection and electronic coil management.
Reliable Switching for Industrial Motor Control
Contactors such as the ABB AF140 control the connection and disconnection of electrical loads, allowing motors and industrial equipment to be safely switched during automated processes. The AF series combines robust switching performance with advanced coil technology for efficient industrial operation.
The ABB 1SFL447001R4211 is designed for industrial automation engineers, panel builders and maintenance teams requiring reliable motor control components. Its integrated auxiliary contacts, wide accessory range and robust construction make it suitable for demanding electrical installations.
Typical Applications
- Industrial motor starters and control panels.
- Pumps, fans and compressors.
- Manufacturing and production machinery.
- Power distribution and isolation systems.
- Automation systems and industrial equipment.
- Heavy-duty motor switching applications.
Technical Specifications
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| Terminal Type | Screw | |
|---|---|---|
| Poles | 3-pole | |
| Power | 75 kW | |
| Current | 140 A | |
| Coil Voltage Range | 100–130 V | |
| Coil / Supply Voltage | 110 V AC, 115 V AC, 120 V AC | |
| Device Type | Contactor | |
| Auxiliary Contacts | 1NO + 1NC | |
| Coil Type | AC | |
| Current AC-1 | 200 A | |
| Manufacturer | ABB | |
| Series | AF Contactors | |
| Model | AF140-30-11-42 | |
| Part number | 1SFL447001R4211 | |
| Product type | Three-phase power contactor | |
| Number of main contacts | 3 NO | |
| Auxiliary contacts | 1 NO + 1 NC | |
| Rated operational voltage | up to 690 V AC | |
| Rated operational current AC-3 | 140 A | |
| Rated operational current AC-1 | 200 A | |
| Rated operational power AC-3 | 75 kW at 380–415 V AC | |
| Control voltage | 110–120 V AC | |
| Frequency | 50 / 60 Hz | |
| Terminal type | Double clamp screw terminals | |
| Protection rating | IP20 coil terminals | |
| Dimensions (H × W × D) | 150 × 90 × 126 mm | |
| Weight | approx. 1.55 kg |
Frequently Asked Questions
What is the ABB 1SFL447001R4211 used for?
The ABB 1SFL447001R4211 is an AF140 contactor used for switching and controlling industrial motors, power circuits and automation equipment.
What motor power can this contactor control?
The contactor can control motors up to 75 kW in AC-3 applications at 380–415 V AC.
What coil voltage does the ABB 1SFL447001R4211 require?
The contactor operates with a 110–120 V AC 50/60 Hz coil supply.
How many auxiliary contacts are included?
The ABB AF140-30-11-42 includes 1 normally open and 1 normally closed auxiliary contact.
What is the maximum operating voltage?
The ABB 1SFL447001R4211 is rated for main circuit operation up to 690 V AC.
Trusted by Industrial Automation Professionals
ABB AF contactors provide reliable motor switching and control solutions for industrial automation systems, helping engineers build efficient and dependable electrical installations.
