BF38T2A400 - 4P CONTACTOR 2NO+2NC 56A 400V 50/60HZ

Why Choose the BF38T2A400?

Designed for reliable control in demanding installations, the Lovato BF38T2A400 four-pole contactor delivers 56A AC1 performance with a 400VAC coil rated for 50/60Hz. This 2NO + 2NC configuration suits mixed control circuits, while AC3 capability of 38A/18.5kW at 400V supports motor loads. The BF38 product family ensures robust operation, with convenient screw mounting or 35mm DIN rail compatibility to streamline panel assembly and maintenance.

Built to last, it offers a 690 V insulation rating and 6 kV impulse withstand, with a mechanical life of 20,000,000 cycles. Operates from -50 to 70 °C, up to 3000 m altitude, Pollution Degree 3. Rated 30 HP at 480 V (UL/CSA). Complies with IEC/EN/BS 60947-1 and 60947-4-1, UL 60947, and CSA C22.2 standards for assured safety and performance.

Key Benefits

• High AC1 rating: 56 A for robust resistive load switching.
• AC3 38 A / 18.5 kW at 400 V for motor applications.
• 400 VAC coil, 50/60 Hz, compatible with common supply systems.
• Flexible screw or 35 mm DIN rail mounting for quick installation.
• Durable design: 20,000,000 mechanical cycles for long service life.
• Rated insulation 690 V and 6 kV impulse withstand for reliability.
• Wide operating temperature -50 to 70 °C, up to 3000 m altitude.

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: 522 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 BF38T2A400 four-pole contactor (2NO + 2NC), 400 VAC coil
• Mounting for screw or 35 mm DIN rail (integrated as designed)
• Installation and safety instructions
• Manufacturer packaging

Applications

• Motor control up to 38 A/18.5 kW at 400 V AC-3
• Resistive and heating loads up to 56 A AC-1
• HVAC fans, pumps and compressors control circuits
• Power distribution and switching panels
• Industrial automation and machinery control

Safety note: Install and commission only by qualified personnel with power isolated. Tighten terminals to 2.5 to 3 Nm and follow IEC/EN/BS 60947 requirements and local regulations.