1SFL447002R3111 ABB AF140-30-11B-31 Contactor 3 Pole 1NO+1NC Auxiliary Contacts 24-60V AC/DC

1SFL447002R3111 ABB AF140-30-11B-31 Contactor 3 Pole 1NO+1NC Auxiliary Contacts 24-60V AC/DC

ABB 1SFL447002R3111 AF140-30-11B-31 three-pole contactor with 24–60 V AC/DC coil, 3NO main contacts, 1NO + 1NC auxiliary contacts and 75 kW AC-3 motor switching capability for industrial applications.

SKU: 1SFL447002R3111Alt SKU: AF140-30-11B-31MPN: 1SFL447002R3111
Price
List Price £601.18 ex VAT
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£390.77 35% OFF
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Manufacturer Lead Time Estimated Delivery 6 weeks
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Manufacturer Lead Time

£390.77

Why Choose the ABB 1SFL447002R3111 AF140-30-11B-31 Contactor?

The ABB 1SFL447002R3111 is a powerful and reliable three-pole industrial contactor designed for motor starting, isolation, bypass and power distribution applications. As part of the ABB AF contactor range, it uses advanced electronic coil technology to provide reliable operation across wide control voltage variations while reducing panel energy consumption.

This contactor features ABB AF technology with pre-mounted auxiliary contacts, main circuit bar connections and a block-type design for demanding industrial applications. Its robust construction and accessory compatibility provide a flexible solution for motor control systems requiring dependable switching performance.

With a 24–60 V AC 50/60 Hz and 20–60 V DC control supply, 3NO main contacts, 1NO + 1NC auxiliary contacts and an AC-3 motor rating of 75 kW at 400 V AC, the ABB 1SFL447002R3111 is suitable for heavy-duty industrial motor switching and power control applications.

Key Advantages

  • Heavy-duty AF contactor designed for industrial motor control applications.
  • 3NO main contacts for reliable power switching.
  • 1NO + 1NC auxiliary contacts for monitoring and control functions.
  • 24–60 V AC/DC control voltage range for flexible system integration.
  • 75 kW AC-3 motor switching capability at 400 V AC.
  • Built-in surge protection for improved operational reliability.

Key Features

  • ABB AF140-30-11B-31 contactor series.
  • 3NO main contact configuration.
  • 1NO + 1NC pre-mounted auxiliary contact configuration.
  • 24–60 V AC 50/60 Hz and 20–60 V DC electronic coil interface.
  • 75 kW motor control rating at 400 V AC (AC-3).
  • 200 A AC-1 rated operational current.
  • 690 V rated operational voltage.
  • Main circuit bar connection design.

Reliable Motor Control for Industrial Automation

Contactors such as the ABB 1SFL447002R3111 provide dependable switching for large motors, power circuits and industrial equipment. They enable efficient control of electrical loads while supporting reliable operation in demanding industrial environments.

The ABB AF contactor range is designed for engineers and machine builders requiring robust switching capability, energy-efficient operation and dependable performance across industrial systems.

Typical Applications

  • Heavy-duty industrial motor control systems.
  • Automation control panels.
  • Large pumps, fans and machinery.
  • Production and processing equipment.
  • Power distribution switching.
  • OEM industrial automation systems.

Technical Specifications

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Terminal Type Bar / bolt
Coil Type AC, AC/DC, DC
Current 140 A
Coil Voltage Range 24 V, 42–48 V, 60–72 V
Power 75 kW
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-1 200 A
Manufacturer ABB
Series AF Contactors
Model 1SFL447002R3111
Type AF140-30-11B-31
Product type Power contactor
Number of main contacts 3NO
Auxiliary contacts 1NO + 1NC
Number of poles 3P
Control voltage 24–60 V AC 50/60 Hz / 20–60 V DC
Rated operational voltage 690 V AC
Rated operational current AC-1 200 A
Rated operational current AC-3 at 400 V 140 A
Rated operational power AC-3 at 400 V 75 kW
Mounting type Panel mounting
Connection type Main circuit bars
Protection rating IP20
Dimensions (H × W × D) approx. 150 × 90 × 126 mm
Weight approx. 1.3 kg

Frequently Asked Questions

What is the ABB 1SFL447002R3111 used for?

The ABB 1SFL447002R3111 is a three-pole contactor used for switching motors, power circuits and industrial equipment.

What control voltage does this contactor require?

The contactor operates with a 24–60 V AC 50/60 Hz and 20–60 V DC control supply range.

How many auxiliary contacts does this contactor have?

The ABB 1SFL447002R3111 includes 1NO + 1NC auxiliary contacts for monitoring and control functions.

What motor power can this contactor control?

The contactor can control motors up to approximately 75 kW at 400 V AC in AC-3 applications.

Where is this contactor typically installed?

The contactor is typically installed inside industrial control panels, electrical cabinets and automation systems.

Trusted by Industrial Automation Professionals

ABB AF contactors are widely used by engineers and system builders to provide reliable motor control, efficient switching and dependable operation in modern industrial electrical systems.