11B180400380 - 4P CONTACTOR B180.4.00 380/415

Why Choose the 11B180400380?

The Lovato B180 four-pole contactor (SKU 11B180400380) delivers robust switching for AC‑1 resistive loads up to 275 A. Its universal 380…415 VAC/DC coil simplifies control voltages across installations, while screw mounting speeds secure fitment. With a rated insulation voltage Ui of 1000 V and 8 kV impulse withstand, this industrial contactor provides dependable isolation and endurance for demanding panels and power distribution assemblies.

Built for longevity with 10,000,000 mechanical operations, it operates from −50 to 70 °C and up to 3000 m altitude under pollution degree 3. Heavy-duty terminals accept 18 Nm tightening torque for reliable connections. Conforming to IEC/EN 60947-1 and 60947-4-1, plus UL and CSA equivalents, the 6.34 kg assembly integrates seamlessly where resilience and compliance are critical.

Key Benefits

• 275 A AC-1 current rating supports high-capacity resistive loads.
• Universal 380…415 VAC/DC coil streamlines control voltage selection.
• Four-pole configuration enables flexible multi-circuit switching.
• High insulation: Ui 1000 V and Uimp 8 kV for safety margin.
• Wide operating temperature −50 to 70 °C suits harsh environments.
• Long mechanical life: up to 10,000,000 cycles reduces maintenance.
• Screw mounting and 18 Nm terminals ensure secure installation.
• Certified to IEC/EN, UL, and CSA standards for global compliance.

Technical Specification

• Product type designation: B180
• Number of poles: 4
• Rated insulation voltage Ui (IEC/EN): 1000 V
• Rated impulse withstand voltage Uimp: 8 kV
• Ith (IEC): 275 A
• Terminal tightening torque: 18 to 18 Nm
• Weight: 6340 g
• Mechanical life: 10000000 cycles
• Operating temperature: -50 to 70 °C
• Storage temperature: -60 to 80 °C
• Max altitude: 3000 m
• Pollution degree: 3

What’s Included

• Lovato B180 four-pole contactor, SKU 11B180400380
• Pre-fitted 380…415 VAC/DC control coil
• Screw-terminal connection points
• Manufacturer technical datasheet (available online)

Applications

• AC-1 resistive load switching up to 275 A
• Power distribution and isolation within 1000 V insulation rating
• Panels operating in −50 to 70 °C, up to 3000 m altitude
• Installations requiring IEC/EN 60947-4-1 conformity
• Industrial assemblies with pollution degree 3 environments

Safety note: Install and maintain only when de-energised, by qualified personnel, following IEC/EN 60947 and local regulations. Observe the specified torque, environmental limits, and insulation ratings.