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11B18000440 - 3P CONTACTOR B180.00 440/480V

11B18000440 – 3P CONTACTOR B180.00 440/480V

Lovato 11B18000440 three-pole industrial contactor with 185 A AC-3 operational current rating and 440–480 V AC/DC control coil for industrial motor control and power switching applications.

SKU: 11B18000440Alt SKU: B18000440MPN: 11B18000440
Price
List Price £1,271.55 ex VAT
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£1,271.55
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Manufacturer Lead Time

£1,271.55

Why Choose the Lovato 11B18000440 Power Contactor?

The Lovato 11B18000440 is a heavy-duty three-pole power contactor designed for reliable switching of high-power three-phase motors and demanding industrial electrical loads. As part of the proven Lovato B180 contactor series, it delivers outstanding reliability for industrial automation, motor control centres and OEM machinery.

Featuring a 440–480V AC/DC control coil, robust screw-mounted construction and high switching performance, this contactor is engineered for continuous operation in harsh industrial environments. Its durable contact system ensures dependable operation while reducing maintenance and downtime.

With an IEC AC-3 operational current of 185A, an AC-1 thermal current rating of 275A and the capability to control motors up to 100kW at 400V AC, the 11B18000440 is ideal for compressors, conveyors, pumps, HVAC equipment and heavy industrial machinery.

Key Advantages

  • Heavy-duty three-pole industrial power contactor.
  • 185A IEC AC-3 operational current.
  • 275A AC-1 thermal current rating.
  • 440–480V AC/DC universal control coil.
  • Long mechanical and electrical operating life.
  • Suitable for industrial motor control and automation systems.

Key Features

  • Lovato B180 series power contactor.
  • 3 main poles.
  • 185A IEC AC-3 rated operational current.
  • 275A AC-1 rated operational current.
  • 100kW motor rating at 400V AC-3.
  • 440–480V AC/DC control coil.
  • Rated insulation voltage of 1000V.
  • Screw mounting with heavy-duty power terminals.

Reliable Motor Control for Industrial Applications

The Lovato 11B18000440 is engineered for dependable switching of large three-phase motors and heavy industrial electrical loads. Its robust construction and high-quality contact system maximise equipment uptime while reducing maintenance requirements in demanding production environments.

The universal 440–480V AC/DC control coil provides installation flexibility across industrial control systems, making this contactor an excellent choice for modern automation and power distribution panels.

Typical Applications

  • Industrial motor starters.
  • Pumps and water treatment plants.
  • Compressors and HVAC systems.
  • Conveyor and material handling equipment.
  • Manufacturing machinery.
  • OEM automation systems and control panels.

Technical Specifications

Coil Voltage Range 380–440 V, 460–500 V
Power 100 kW
Current 185 A
Voltage 480 V
Phase Three Phase
IP Rating IP20
Series B180
Product type Three-pole industrial contactor
Rated operational current (AC-3) 185 A
Rated operational current (AC-1 at 400 V) 275 A
Rated operational power at 400 V AC-3 100 kW
Control coil voltage 440–480 V AC/DC
Control frequency 50/60 Hz
Maximum operational voltage 690 V AC
Number of poles 3
Main contacts 3 NO
Type of coil AC/DC coil
Mounting type Screw mounting
Connection type Bolt connection
Protection rating IP20 terminals
Operating temperature -50 °C to +70 °C
Width approx. 120 mm
Height approx. 170 mm
Weight approx. 5.34 kg
Package dimensions approx. 173 × 124 × 194 mm
EAN 8013975026113
HS Code 85365080
Standards IEC/EN 60947-1, IEC/EN 60947-4-1, UL 60947-1, UL 60947-4-1, CSA C22.2 No. 60947-1, CSA C22.2 No. 60947-4-1
Poles 3-pole
Device Type Contactor
Coil Type AC/DC
Current AC-1 275 A

Frequently Asked Questions

What is the Lovato 11B18000440 used for?

It is a heavy-duty three-pole power contactor designed for switching high-power three-phase motors and industrial electrical loads.

What control voltage does this contactor require?

The contactor features a 440–480V AC/DC universal control coil.

What is the AC-3 current rating?

The contactor has an IEC AC-3 operational current rating of 185A.

What motor size can it control?

It is suitable for controlling motors up to 100kW at 400V AC-3.

Where is this contactor typically installed?

It is commonly installed in industrial motor control centres, automation panels, switchgear and heavy-duty electrical installations.

Trusted by Industrial Engineers Worldwide

Lovato Electric B180 contactors are trusted by machine builders, OEM manufacturers and industrial maintenance professionals for dependable switching performance, long service life and reliable operation in demanding industrial applications.

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We supply all leading manfacturers in our industry. we offer next day delivery on most poplour products. 

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