11B400L00220C220 - 3P CONTACTOR 220/240V C/W LATCH 220VDC

Why Choose the 11B400L00220C220?

Lovato's B400 three-pole contactor SKU 11B400L00220C220 delivers dependable high-power switching for heavy-duty motor control. Rated AC3 420 A at 400 V (225 kW) with Ith 550 A, it features a 220...240 VAC/DC coil and comes factory-fitted with the G495 mechanical latch. Robust electrical design includes 1000 V rated insulation and 8 kV impulse withstand, ensuring reliable performance in demanding installations.

Engineered for industrial environments, the B400 offers a -50 to +70 °C operating range, mechanical life up to 10,000,000 cycles, and secure screw mounting. Terminal tightening torque is 35 Nm. Suitable to 3000 m altitude, pollution degree 3, and weighing 1018 g, it meets IEC/EN 60947-1/-4-1, UL 60947-1/-4-1 and CSA C22.2 standards, helping ensure safety and compatibility across global panels.

Key Benefits

• High AC3 rating: 420 A at 400 V, 225 kW motors.
• Wide 220–240 VAC/DC coil simplifies control voltage standardisation.
• Pre-fitted G495 mechanical latch for maintained contact applications.
• Robust insulation: 1000 V Ui and 8 kV impulse withstand.
• Long mechanical life up to 10,000,000 operations.
• Operates from -50 to +70 °C for harsh environments.
• Compliant with IEC/EN, UL and CSA standards.

Technical Specification

• Product type designation: B400
• Number of poles: 3
• Rated insulation voltage Ui (IEC/EN): 1000 V
• Rated impulse withstand voltage Uimp: 8 kV
• Ith (IEC): 550 A
• Terminal tightening torque: 35 to 35 Nm
• Weight: 1018 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 B400 three-pole contactor with 220...240 VAC/DC coil.
• Factory-fitted G495 mechanical latch, 220...240 VDC.
• Instruction leaflet and manufacturer documentation.

Applications

• Heavy-duty motor starters up to AC3 420 A at 400 V.
• Pumps, compressors and conveyors requiring maintained contact.
• Industrial power distribution and process control panels.
• HVAC fans and drives with 220-240 V control coils.

Safety note: Install and service only by qualified personnel. Isolate all power, observe the specified tightening torque and environmental limits, and follow applicable IEC/UL/CSA standards and manufacturer instructions before operation.