Why Choose the Lovato 11B400L00220C220 Contactor?
The Lovato 11B400L00220C220 is a heavy-duty three-pole industrial power contactor engineered for reliable switching of high-current electrical loads in demanding motor control and automation applications. Part of the robust Lovato B400 contactor series, this model is supplied with a 220–240 V AC/DC operating coil and a factory-fitted G495 mechanical latch with 220–240 V DC control, making it ideal for maintained contact applications.
The integrated mechanical latch retains the contactor in the energised position without requiring continuous coil power, reducing energy consumption while ensuring dependable maintained switching. Its robust construction, long mechanical life and compliance with major international standards make it suitable for industrial control panels, switchgear and OEM machinery.
With an IEC AC-1 thermal current rating of 550 A and an AC-3 operational rating of 420 A (225 kW at 400 V), the 11B400L00220C220 delivers reliable performance for large three-phase motors and heavy-duty industrial loads.
Key Advantages
- Heavy-duty three-pole industrial contactor.
- 550 A AC-1 conventional thermal current.
- 420 A AC-3 operational current at 400 V.
- Suitable for motors up to 225 kW at 400 V.
- Factory-fitted G495 mechanical latch.
- 220–240 V AC/DC operating coil with 220–240 V DC latch control.
Key Features
- Lovato B400 power contactor series.
- Three normally open main power poles.
- 220–240 V AC/DC universal operating coil.
- 220–240 V DC mechanical latch voltage.
- Factory-installed G495 mechanical latch.
- 550 A IEC AC-1 current rating.
- 420 A / 225 kW IEC AC-3 rating at 400 V.
- Long mechanical life of up to 10 million operations.
Reliable Maintained Switching for Industrial Applications
The Lovato 11B400L00220C220 combines high-current switching capability with mechanically maintained operation, making it ideal for applications where continuous energisation of the contactor coil is undesirable. The G495 latch securely holds the contactor in position until released via its dedicated DC control circuit.
Its high electrical ratings, robust construction and compatibility with industrial automation systems make it suitable for demanding manufacturing, processing and power-distribution environments.
Typical Applications
- Large three-phase motor starters.
- Maintained switching circuits.
- Motor control centres.
- Pumps, compressors and fans.
- Industrial process machinery.
- Power distribution and switchgear.
