11B5000048 - 3P CONTACTOR B500.00 48VAC/DC

Why Choose the Lovato 11B5000048 Contactor?

The Lovato 11B5000048 is a powerful three-pole industrial contactor engineered for reliable switching and control of large three-phase motors and heavy industrial electrical loads. As part of the robust Lovato B500 contactor series, this model is designed for demanding industrial automation, motor control and power distribution systems.

Built with a durable 48 V AC/DC operating coil and heavy-duty industrial switching contacts, the contactor delivers dependable operational performance in harsh industrial environments. Its rugged construction and high-current switching capability make it suitable for continuous operation in mission-critical industrial applications.

With an IEC AC3 operational current rating of 520 A at 400 V and support for motors up to 290 kW, the 11B5000048 is ideal for compressors, pumps, conveyors, HVAC systems and heavy manufacturing machinery. The contactor is designed for industrial screw mounting and complies with major international industrial standards.

Key Advantages

• Heavy-duty three-pole industrial contactor for high-current switching applications.
• 520 A AC3 operational current rating for demanding industrial motor control.
• Supports motors up to 290 kW at 400 V.
• 48 V AC/DC operating coil for industrial automation systems.
• Reliable switching performance for continuous industrial operation.
• Suitable for motor control centres, automation systems and power switching applications.

Key Features

• Lovato B500 series industrial contactor.
• Three-pole switching configuration.
• 520 A IEC AC3 operational current.
• 290 kW motor switching capability at 400 V.
• 48 V AC/DC operating coil.
• Heavy-duty industrial contact system.
• Designed for screw mounting installation.
• Suitable for demanding industrial automation environments.

Technical Specifications

• Manufacturer: Lovato Electric
• Series: B500 Contactors
• Model: 11B5000048
• Product type: Three-pole power contactor
• Number of poles: 3
• IEC operational current Ith (AC1): 700 A
• IEC operational current Ie (AC3): 520 A
• Motor power rating: 290 kW at 400 V
• Rated operational power at 690 V: 416 kW
• Type of coil: AC/DC operating coil
• Rated coil voltage: 48 V AC/DC
• Rated insulation voltage Ui: 1000 V
• Rated impulse withstand voltage Uimp: 8 kV
• Frequency: 25–400 Hz
• Mounting type: Screw mounting
• Connection type: Screw terminals
• Operating temperature: -50 °C to +70 °C
• Protection category: Pollution degree 3
• Weight: Approx. 17.98 kg
• Dimensions: Approx. 270 × 194 × 263 mm
• EAN: 8013975018491
• Compliance standards: IEC/EN 60947-1, IEC/EN 60947-4-1, UL 60947-1, UL 60947-4-1
• Certifications: CCC, EAC, cULus

Reliable High-Power Switching for Industrial Applications

Industrial contactors such as the Lovato 11B5000048 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 B500 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.

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 B500 industrial contactors are trusted worldwide for dependable high-current switching, long operational life and reliable motor control performance in demanding industrial environments.