Why Choose the Lovato 11B500400110 Contactor?
The Lovato 11B500400110 is a heavy-duty four-pole industrial power contactor designed for dependable switching of high-current electrical loads in demanding industrial environments. As part of the robust Lovato B500 contactor series, it features a versatile 110–125 V AC/DC operating coil and is engineered for high-capacity switching in motor control, power distribution and industrial automation systems.
Its four normally open main contacts provide reliable control of three-phase and four-pole circuits while offering excellent electrical endurance and mechanical durability. The contactor is suitable for installation in motor control centres, switchboards, OEM machinery and industrial power panels where dependable high-current switching is essential.
With an IEC conventional free-air thermal current rating of 700 A and an IEC AC-3 operational rating of 520 A / 290 kW at 400 V, the Lovato 11B500400110 is ideal for controlling large industrial motors, compressors, pumps, conveyors and process equipment.
Key Advantages
- Heavy-duty four-pole industrial power contactor.
- 700 A AC-1 operational current.
- 520 A AC-3 operational current for demanding motor-control applications.
- Suitable for motors rated up to 290 kW at 400 V.
- 110–125 V AC/DC operating coil.
- Four normally open main contacts for high-current switching applications.
Key Features
- Lovato B500 power contactor series.
- Four normally open main power poles.
- 110–125 V AC/DC control coil.
- 700 A IEC AC-1 thermal current.
- 520 A / 290 kW IEC AC-3 rating at 400 V.
- 1000 V rated insulation voltage.
- 8 kV rated impulse withstand voltage.
- Bolt-connected power terminals with screw mounting.
Reliable High-Current Switching
The Lovato 11B500400110 enables safe remote control of high-power electrical loads using a low-power control circuit. Its four-pole configuration makes it particularly suitable for applications requiring simultaneous switching of multiple conductors, while its robust construction ensures dependable long-term operation under demanding industrial conditions.
Designed for industrial automation, OEM machinery and electrical distribution equipment, the B500 series delivers the performance, durability and reliability expected in heavy-duty motor control installations.
Typical Applications
- Large industrial motor starters.
- Motor control centres (MCCs).
- Industrial switchboards.
- Pumps, compressors and ventilation systems.
- Heavy-duty conveyors and process machinery.
- Industrial automation and power-distribution systems.
