11B14500440 - 3P CONTACTOR B145.00 440/480V

Why Choose the Lovato 11B14500440 Power Contactor?

The Lovato 11B14500440 is a robust and reliable three-pole industrial power contactor designed for high-performance switching of motors and industrial electrical loads. As part of the advanced Lovato BF145 series, this contactor is engineered for demanding automation, motor control and power distribution applications requiring dependable long-term switching performance.

The BF145 series combines compact industrial construction with high electrical durability and efficient AC coil operation. Designed for industrial machinery and control systems, the contactor provides reliable switching performance while helping reduce maintenance requirements and improve operational efficiency.

With a rated operational current of 145 A AC-3, a three-pole configuration and a 440 V AC control coil, the 11B14500440 is suitable for controlling medium to large industrial motors and heavy-duty electrical loads. Its compact panel-mounted format allows straightforward installation within industrial control cabinets and switchboards.

Key Advantages

• Heavy-duty three-pole industrial contactor for motor control applications.
• 145 A AC-3 operational current rating suitable for industrial motors.
• 440 V AC control coil for industrial control systems.
• High electrical and mechanical endurance for long service life.
• Reliable switching performance for automation and power applications.
• Compact industrial design for efficient panel integration.

Key Features

• Lovato BF145 contactor series.
• 145 A AC-3 rated operational current.
• Three-pole contactor configuration.
• 440 V AC coil voltage.
• 690 V maximum operational voltage.
• Integrated auxiliary contact support.
• DIN rail and screw mounting compatibility.
• Industrial-grade contact system for reliable switching.

Technical Specifications

• Manufacturer: Lovato Electric
• Series: BF145
• Model: 11B14500440
• Product type: Three-pole power contactor
• Rated operational current (AC-3): 145 A
• Maximum operational voltage: 690 V AC
• Control coil voltage: 440 V AC
• Number of poles: 3
• Frequency: 50 / 60 Hz
• Rated motor power at 400 V: approx. 75 kW
• Mounting type: DIN rail or screw mounting
• Protection rating: IP20 terminals
• Mechanical life: up to 10 million operations
• Electrical life: up to 1 million operations
• Operating temperature: -50 °C to +70 °C
• Standards: IEC / EN 60947-4-1

Reliable Motor Control for Industrial Systems

Industrial contactors such as the Lovato BF145 series are designed for safe and efficient switching of electric motors and industrial loads. Their durable contact systems and robust electromagnetic operation ensure dependable performance across demanding automation and power control environments.

The 11B14500440 is suitable for industrial machinery, HVAC systems, compressors, pumps and production equipment where consistent motor switching and long operational life are required. Its industrial-grade design supports reliable performance even under frequent switching cycles.

Typical Applications

• Industrial motor starters and motor control systems.
• Pumps, compressors and HVAC equipment.
• Industrial automation and OEM machinery.
• Power distribution and switching systems.
• Manufacturing and processing equipment.
• Electrical control cabinets and switchboards.

Trusted by Industrial Engineers Worldwide

Lovato industrial contactors are trusted by automation engineers and panel builders worldwide for reliable motor control, long operational life and dependable switching performance in demanding industrial environments.