BF18T4A024 Lovato contactor 4 pole AC3:18A 7.5kw 24vac coil

Why Choose the BF18T4A024?

Lovato's BF18T4A024 is a robust four-pole contactor designed for dependable switching of AC loads. Featuring a 24VAC 50/60Hz coil and a 32A AC1 rating, it delivers secure performance across control panels and machinery. Its AC3 performance of 18A/7.5kW at 400V suits motor duties, while screw or 35mm DIN rail mounting speeds installation in compact enclosures.

Built to IEC/EN/BS 60947 and UL/CSA standards, the BF18 contactor range offers durability and safety. This model provides Ui 690V, Uimp 6kV, and a mechanical life of 20,000,000 cycles. It operates from -50 to 70 °C, up to 3000 m altitude, Pollution Degree 3, with terminal torque 1.5 to 1.8 Nm. UL/CSA horsepower rating at 480V is 10 HP.

Key Benefits

• Four-pole design for flexible control of multi-circuit AC loads.
• 24VAC 50/60Hz coil for reliable, universal control voltage.
• 32A AC1 rating for robust resistive load switching.
• AC3 18A/7.5kW at 400V for motor applications.
• Quick screw or 35mm DIN rail mounting options.
• High endurance: 20,000,000 mechanical operation cycles.
• Rated insulation 690V and 6kV impulse withstand.

Technical Specification

• Product type designation: BF18
• Number of poles: 4
• Rated insulation voltage Ui (IEC/EN): 690 V
• Rated impulse withstand voltage Uimp: 6 kV
• Ith (IEC): 32 A
• Terminal tightening torque: 1.5 to 1.8 Nm
• Weight: 366 g
• Mechanical life: 20000000 cycles
• Operating temperature: -50 to 70 °C
• Storage temperature: -60 to 80 °C
• Max altitude: 3000 m
• Pollution degree: 3

What’s Included

• Lovato BF18T4A024 four-pole contactor
• Installation and safety information
• Manufacturer datasheet (downloadable)

Applications

• AC motor switching at 400V, AC3 rated 18A/7.5kW
• Resistive load switching up to 32A (AC1)
• Control cabinets and panel building
• General industrial automation and process control

Safety note: Installation must be performed by qualified personnel. Isolate all power before work, and tighten terminals to 1.5 to 1.8 Nm. Observe the specified operating conditions and applicable standards.