11B63000440 - 3P CONTACTOR B630.00 440-480V

Why Choose the Lovato 11B63000440 Contactor?

The Lovato 11B63000440 is a robust three-pole industrial contactor designed for reliable switching and control of high-current electrical loads and large industrial motor systems. As part of the heavy-duty Lovato B630 contactor series, this model is engineered for demanding industrial automation, power switching and motor control applications.

Featuring a durable 440 V AC operating coil and high-performance switching contacts, the contactor is suitable for continuous-duty industrial environments where dependable operation and long electrical life are essential. Its compact yet rugged design allows efficient integration into motor control centres, industrial distribution panels and OEM machinery systems.

With an IEC AC3 operational current rating of 630 A at 400 V and support for motors up to 355 kW, the 11B63000440 is ideal for compressors, conveyors, pumps, ventilation systems and heavy manufacturing equipment requiring reliable high-current switching performance.

Key Advantages

• Heavy-duty three-pole industrial contactor for high-current switching applications.
• 630 A AC3 operational current rating for industrial motor control systems.
• Supports motors up to 355 kW at 400 V.
• 440 V AC operating coil for industrial automation integration.
• Designed for demanding industrial and OEM environments.
• Reliable switching performance with long mechanical endurance.

Key Features

• Lovato B630 series industrial contactor.
• Three-pole switching configuration.
• 3 NO main contacts.
• 630 A IEC AC3 operational current.
• 355 kW motor switching capability at 400 V.
• 440 V AC coil voltage.
• Heavy-duty industrial switching contacts.
• Designed for industrial motor control centres.
• Suitable for screw mounting installation.

Technical Specifications

• Manufacturer: Lovato Electric
• Series: B630 Contactors
• Model: 11B63000440
• Product type: Three-pole power contactor
• Number of poles: 3
• Main contact configuration: 3 NO
• IEC operational current Ith (AC1): 1000 A
• IEC operational current Ie (AC3): 630 A
• Motor power rating: 355 kW at 400 V
• Rated operational power at 690 V: 900 kW
• Rated coil voltage: 440 V AC
• Rated insulation voltage Ui: 1000 V
• Rated impulse withstand voltage Uimp: 8 kV
• Frequency: 50 / 60 Hz
• Mounting type: Screw mounting
• Connection type: Bolt terminals
• Operating temperature: -50 °C to +70 °C
• Protection category: Pollution degree 3
• Weight: Approx. 24 kg
• HS Code: 85365080
• Compliance standards: IEC/EN 60947-1, IEC/EN 60947-4-1
• Certifications: cULus, CCC, EAC

Reliable High-Power Switching for Industrial Applications

Industrial contactors such as the Lovato 11B63000440 are designed to safely switch and control high-current electrical loads in demanding industrial environments. Their heavy-duty switching systems provide dependable motor control performance while helping reduce electrical wear and improve operational reliability.

The B630 series is specifically developed for large industrial motors and automation systems requiring robust electrical switching capability, high operational endurance and compatibility with modern industrial control panels. The three-pole configuration provides dependable switching for demanding industrial power applications.

Typical Applications

• Industrial motor control centres.
• Large pumps and compressor systems.
• Industrial HVAC and ventilation systems.
• Heavy-duty conveyors and processing machinery.
• Manufacturing automation systems.
• Power switching and industrial distribution systems.

Trusted by Industrial Automation Engineers Worldwide

Lovato B630 industrial contactors are trusted worldwide for dependable high-current switching, long operational life and reliable motor control performance in demanding industrial environments.