BF1810D125 - 3P CONTACTOR 1NO 18A 125VDC

Why Choose the BF1810D125?

Lovato BF1810D125 is a robust three-pole contactor designed for dependable motor and power switching. Delivering IEC AC-3 operating current of 18A at 400V, it features a 125V DC coil and an integrated 1NO auxiliary contact for signalling or interlocks. As part of the BF18 family, SKU BF1810D125 suits OEM panels and maintenance replacements in demanding industrial environments.

Screw or 35mm DIN rail mounting supports quick installation. Rated insulation voltage Ui 690 V and 6 kV impulse withstand enhance safety, with Ith 32 A. A 20,000,000-cycle mechanical life, -50 to 70 C operation, and 3000 m altitude capability ensure durability. Tested to IEC/EN/BS 60947 and UL/CSA standards, it suits harsh, polluted environments (degree 3).

Key Benefits

• 18A AC-3 at 400V for reliable three-phase motor control.
• 125V DC coil ensures stable operation in DC control circuits.
• Built-in 1NO auxiliary contact simplifies signalling and interlocking.
• Wide operating temperature range -50 to 70 C for harsh sites.
• Mechanical life of 20,000,000 cycles minimises maintenance downtime.
• Screw or 35mm DIN rail mounting speeds panel installation.
• High insulation Ui 690 V and 6 kV impulse withstand.
• Compliant with IEC/EN/BS, UL and CSA standards for acceptance.

Technical Specification

• Product type designation: BF18
• Number of poles: 3
• 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: 498 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 BF1810D125 three-pole contactor
• Built-in 1NO auxiliary contact
• User instructions / data sheet
• Original manufacturer packaging

Applications

• AC-3 motor starters up to 18A at 400V
• General-purpose power switching and distribution
• Pumps, fans, compressors and conveyors
• HVAC and building services control panels
• OEM machinery and maintenance replacements

Safety note: Only qualified personnel should install and service this contactor; isolate power before work, tighten terminals to 1.5 to 1.8 Nm, and operate within the stated electrical and environmental ratings.