BF38T4D125 - 4P CONTACTOR NO 56A AC1 125VDC

Why Choose the BF38T4D125?

Engineered by Lovato, the BF38T4D125 is a four-pole contactor for dependable switching of motors and resistive loads. It delivers a 56 A AC1 rating and 38 A/18.5 kW AC3 at 400 V, driven by a 125 V DC coil for stable control. The compact BF38 platform supports screw or 35 mm DIN rail mounting for fast panel integration and reliable performance in demanding industrial environments.

Rated Ui 690 V and Uimp 6 kV, this four-pole contactor withstands harsh conditions with -50 to 70 °C operating temperature, pollution degree 3 and operation up to 3000 m altitude. It offers 20,000,000 mechanical cycles and 2.5 to 3 Nm terminal torque, with UL/CSA 30 HP at 480 V and full compliance to IEC/EN/BS 60947 standards for assured performance and safety.

Key Benefits

• 56 A AC1 rating for robust resistive load switching.
• 38 A/18.5 kW AC3 at 400 V for motor duties.
• 125 V DC coil ensures stable, reliable control operation.
• Screw or 35 mm DIN rail mounting for flexible installation.
• Wide -50 to 70 °C operating temperature range.
• 20,000,000 mechanical cycles for long service life.
• High insulation: Ui 690 V and Uimp 6 kV withstands surges.
• Conforms to IEC/EN/BS, UL, and CSA standards.

Technical Specification

• Product type designation: BF38
• Number of poles: 4
• Rated insulation voltage Ui (IEC/EN): 690 V
• Rated impulse withstand voltage Uimp: 6 kV
• Ith (IEC): 56 A
• Terminal tightening torque: 2.5 to 3 Nm
• Weight: 670 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 BF38 four-pole contactor, SKU BF38T4D125
• Manufacturer datasheet and documentation
• Original packaging

Applications

• Motor switching per AC3 rating at 400 V
• Resistive load control up to 56 A AC1
• Four-pole power distribution and isolation tasks
• Control panels using 35 mm DIN rail or screw mounting

Safety note: Install and commission only by qualified personnel. Isolate power before work, use correct terminal torque, and verify ratings and environmental conditions match the application.