Why Choose the Lovato 11B145400380 Four-Pole Power Contactor?
The Lovato 11B145400380 is a heavy-duty four-pole industrial power contactor designed for reliable switching of high-current electrical loads in motor control, power distribution and industrial automation systems. As part of the dependable Lovato B145 contactor series, it delivers outstanding switching performance, long mechanical life and reliable operation in demanding industrial environments.
Designed for OEM machine builders, switchboard manufacturers and industrial maintenance professionals, this power contactor combines durable contact materials with a robust electromagnetic operating mechanism to provide dependable switching under continuous industrial use. Its 380–415 V AC/DC operating coil offers flexibility for higher-voltage control circuits used throughout industrial facilities.
With a 250 A AC-1 thermal current rating, a 150 A AC-3 operational current, four normally open (4NO) main poles and a 380–415 V AC/DC control coil, the 11B145400380 is ideal for switching large motors, resistive loads and industrial power circuits. Its screw-mounted construction allows secure installation inside electrical panels and switchgear assemblies.
Key Advantages
- Heavy-duty four-pole industrial contactor for demanding switching duties.
- 250 A AC-1 thermal current with 150 A AC-3 operational rating.
- 380–415 V AC/DC control coil for industrial high-voltage control circuits.
- Four normally open (4NO) main contacts.
- Excellent electrical and mechanical endurance.
- Suitable for motor control, automation and power distribution systems.
Key Features
- Lovato B145 power contactor series.
- Four-pole (4NO) configuration.
- 250 A conventional thermal current (AC-1).
- 150 A operational current (AC-3).
- 380–415 V AC/DC operating coil.
- 1000 V rated insulation voltage (Ui).
- 690 V maximum operational voltage.
- Heavy-duty screw terminal construction.
Reliable Switching for Industrial Power Systems
Industrial contactors such as the Lovato B145 series provide dependable switching of motors, heating equipment and high-current electrical circuits. Their robust construction ensures reliable performance while reducing maintenance requirements and helping maximise equipment uptime.
The 11B145400380 is suitable for installation within industrial control panels, motor control centres, OEM machinery and power distribution equipment where reliable high-current switching is essential.
Typical Applications
- Industrial motor starters and motor control centres.
- Power distribution and switching equipment.
- Industrial automation systems.
- HVAC plants and compressor control.
- Pumps, conveyors and manufacturing machinery.
- OEM electrical control panels and switchboards.
