BF4000A048 LOVATO 3P CONTACTOR 40A AC3 48VAC 50/60HZ

BF4000A048 LOVATO 3P CONTACTOR 40A AC3 48VAC 50/60HZ

Lovato BF4000A048 BF series three-pole contactor with 40 A AC-3 operating current, 18.5 kW motor rating at 400 V AC and 48 V AC 50/60 Hz coil for industrial motor control applications.

SKU: BF4000A048MPN: BF4000A048
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List Price £160.10 ex VAT
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Why Choose the Lovato BF4000A048 Power Contactor?

The Lovato BF4000A048 is a compact and reliable three-pole power contactor designed for switching and control of industrial electrical loads, motors and automation systems. Part of the trusted Lovato BF40 contactor series, it provides dependable performance, efficient operation and long mechanical life for industrial control applications.

This contactor features a standard 48 V AC coil operating at 50/60 Hz, allowing straightforward integration into industrial control circuits. With screw terminal connections and support for 35 mm DIN rail or screw mounting, the BF4000A048 offers flexible installation options for control panels and electrical assemblies.

With an IEC AC-3 operational current rating of 40 A and a rated motor power capability of 18.5 kW at 400 V AC, the BF4000A048 is suitable for controlling three-phase motors, pumps, compressors and general industrial loads requiring reliable switching performance.

Key Advantages

  • Compact industrial power contactor for motor and load switching.
  • 40 A AC-3 operational current rating for three-phase motor applications.
  • 48 V AC coil voltage suitable for industrial control circuits.
  • 70 A AC-1 thermal current rating for general switching duties.
  • Flexible installation with DIN rail or screw mounting.
  • Long mechanical and electrical service life for reliable operation.

Key Features

  • Lovato BF40 series power contactor.
  • Three-pole main contact configuration.
  • AC coil voltage: 48 V AC 50/60 Hz.
  • IEC AC-1 thermal current: 70 A.
  • IEC AC-3 operational current: 40 A.
  • Rated operational power: 18.5 kW at 400 V AC.
  • UL/CSA motor rating: 30 HP at 480 V.
  • Rated insulation voltage: 1000 V.
  • Rated impulse withstand voltage: 8 kV.
  • IP20 front terminal protection.

Reliable Motor Switching for Industrial Applications

The Lovato BF4000A048 provides dependable electromagnetic switching for industrial motors and electrical loads. Its compact design and high endurance make it suitable for automation systems where reliable operation and easy installation are required.

The BF40 series is designed for industrial control engineers, panel builders and OEM manufacturers requiring efficient contactors for motor control and power switching applications. Its combination of compact dimensions, high switching capacity and flexible mounting options makes it suitable for a wide range of installations.

Typical Applications

  • Industrial motor starters.
  • Pumps and compressor systems.
  • Machine automation equipment.
  • Control panels and switchboards.
  • HVAC and mechanical systems.
  • OEM machinery applications.
  • General industrial switching systems.

Technical Specifications

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Terminal Type Screw
Coil Voltage Range 42–48 V
Power 18.5 kW
Current 40 A
Voltage 48 V
Phase Three Phase
Poles 3-pole
Coil / Supply Voltage 48 V AC
Device Type Contactor
Coil Type AC
Current AC-1 70 A
Series BF
Product type Three-pole contactor
Product type designation BF40
Number of poles 3
Main contacts 3 normally open
Rated operating current AC-3 40 A
Rated operating current AC-4 at 400 V 24 A
Rated motor power AC-3 at 400 V 18.5 kW
Rated thermal current AC-1 70 A
Coil type AC coil 50/60 Hz
Rated coil voltage 48 V AC
Connection type Frame clamp / screw terminals
Mounting type 35 mm DIN rail or screw mounting
Power terminal protection IP20 front protection
Operational frequency 25-400 Hz
Mechanical operating rate up to 3600 cycles/hour
Certifications cULus, CCC
Standards IEC/EN/BS 60947-1, IEC/EN/BS 60947-4-1, UL 60947-1, UL 60947-4-1, CSA C22.2 n° 60947-1, CSA C22.2 n° 60947-4-1
Package quantity 1
Package dimensions approx. 141 × 63 × 120 mm
Package volume 1066 cm³
EAN 8013975222751
HS Code 85365080

Frequently Asked Questions

What is the Lovato BF4000A048 used for?

The Lovato BF4000A048 is a three-pole power contactor used for switching and controlling industrial motors and electrical loads.

What current rating does this contactor support?

The contactor supports an IEC AC-3 operational current rating of 40 A and an AC-1 thermal current rating of 70 A.

What coil voltage does the BF4000A048 require?

The BF4000A048 uses a 48 V AC 50/60 Hz coil for industrial control applications.

How many poles does this Lovato contactor have?

This contactor features a three-pole main contact configuration.

Where is this contactor typically installed?

The BF4000A048 is commonly installed in industrial control panels, automation systems and motor control assemblies.

Trusted by Industrial Automation Professionals

Lovato BF series contactors are trusted by engineers and machine builders worldwide for reliable switching, compact design and long-lasting industrial performance.