11B18000110 Lovato b series 3 pole maxi contactor 185A 100kW 275A 110VAC/DC

Why Choose the Lovato 11B18000110 Three-Pole Contactor?

The Lovato 11B18000110 is a heavy-duty three-pole industrial contactor engineered for reliable switching of high-power motors and industrial electrical loads in demanding automation and motor control systems. Part of the advanced Lovato B series, this contactor is designed for industrial machinery, process systems and OEM control panels requiring dependable high-current switching performance.

Designed for continuous-duty industrial operation, the 11B18000110 features a versatile 110...125 VAC/DC universal control coil, simplifying panel design and reducing spare parts inventory requirements. Its rugged construction and high endurance ratings make it suitable for intensive industrial switching applications.

With an AC-3 operational current rating of 185 A and motor switching capability up to approximately 100 kW at 400 V AC, the Lovato 11B18000110 is ideal for controlling large three-phase motors, compressors, pumps, conveyors and industrial process equipment where dependable switching performance is essential.

Key Advantages

• Heavy-duty three-pole industrial contactor for demanding motor control applications.
• 185 A AC-3 operational current rating.
• Approx. 100 kW motor switching capability at 400 V AC.
• 110...125 VAC/DC universal coil simplifies industrial control integration.
• Robust industrial construction with high mechanical endurance.
• Suitable for automation, power switching and industrial machinery systems.

Key Features

• Lovato B series power contactor.
• 3 normally open main poles.
• 110...125 VAC/DC universal control coil.
• AC-3 rating: 185 A.
• AC-1 thermal current: 275 A.
• High mechanical endurance up to 10 million operations.
• Screw mounting and screw terminal connections.
• Designed for industrial automation and motor control systems.

Technical Specifications

• Manufacturer: Lovato Electric
• Series: B Series Contactors
• Model: 11B18000110
• Alternative SKU: B18000110
• Product type: Three-pole contactor
• Number of poles: 3
• Main contacts: 3 NO
• AC-3 operational current: 185 A
• AC-1 thermal current: 275 A
• Motor power rating: approx. 100 kW at 400 V AC
• Control voltage: 110...125 VAC/DC
• Control frequency: 25 to 400 Hz
• Rated insulation voltage Ui: 1000 V
• Rated impulse withstand voltage Uimp: 8 kV
• Mounting type: Screw mounting
• Connection type: Screw terminals
• Terminal tightening torque: 18 Nm
• Operating temperature: -50 °C to +70 °C
• Storage temperature: -60 °C to +80 °C
• Maximum altitude: 3000 m
• Pollution degree: 3
• Mechanical life: 10 million operations
• Weight: approx. 5380 g
• EAN: 8013975026052
• Standards: IEC/EN 60947-1, IEC/EN 60947-4-1, UL 60947-1, UL 60947-4-1, CSA C22.2 No. 60947-1, CSA C22.2 No. 60947-4-1

Reliable High-Power Motor Switching

Industrial contactors such as the Lovato 11B18000110 are designed to safely switch high-current electrical loads and large three-phase motors within industrial automation systems. Their rugged design enables frequent switching operations while maintaining dependable electrical performance and long operational life in demanding industrial environments.

The universal AC/DC coil design simplifies industrial control integration by allowing operation from either AC or DC control supplies. This reduces spare parts inventory requirements while increasing flexibility for panel builders, machine manufacturers and maintenance engineers.

Typical Applications

• Industrial motor starters and control panels.
• Large pumps, compressors and ventilation systems.
• Conveyors and material handling equipment.
• OEM machinery and automation systems.
• Industrial process control systems.
• Power switching and distribution applications.

Trusted by Industrial Automation Professionals

Lovato B series contactors are trusted worldwide for dependable high-current switching, durable industrial construction and reliable long-term operation in demanding automation systems.