11B50000380 Lovato b series 3 pole maxi contactor 520A 290kW 700A 400VAC/DC

Q: What current rating does this contactor support?

The contactor supports an AC-3 operational current rating of 520 A and an AC-1 thermal current rating of 700 A.

Q: What coil voltage does the 11B50000380 require?

The contactor uses a 380–415 V AC/DC coil for industrial control applications.

Q: How much motor power can this contactor switch?

The 11B50000380 can switch motors up to approximately 290 kW at 400 V AC-3.

LOVATO Electric 11B50000380 B500 three-pole power contactor with 520 A AC-3 rating, 700 A AC-1 rating and 380–415 V AC/DC coil for high-power industrial motor control applications.

SKU: 11B50000380Alt SKU: B50000380MPN: 11B50000380

List Price £3,450.51 ex VAT

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£3,450.51

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Why Choose the LOVATO Electric 11B50000380 Power Contactor?

The LOVATO Electric 11B50000380 is a high-performance three-pole power contactor designed for reliable switching and control of large industrial motors and high-current electrical loads. Part of the LOVATO Electric B500 contactor series, it is engineered for demanding motor control, automation and power distribution applications requiring exceptional switching capacity and long operational life.

This heavy-duty contactor features an AC/DC coil rated at 380–415 V, allowing flexible integration into industrial control systems. Its robust construction, screw mounting design and high current capability make it suitable for motor control centres, switchboards and large industrial machinery installations.

With an AC-3 operational current rating of 520 A, an AC-1 thermal current rating of 700 A and motor switching capability up to 290 kW at 400 V AC-3, the LOVATO Electric 11B50000380 is ideal for high-power motors, compressors, conveyors and industrial production equipment.

Key Advantages

Heavy-duty three-pole power contactor for high-current industrial applications.
520 A AC-3 operational current rating for large motor switching systems.
700 A AC-1 thermal current rating for demanding electrical loads.
380–415 V AC/DC coil for flexible control system integration.
290 kW motor switching capability at 400 V AC-3.
High mechanical and electrical endurance for reliable industrial operation.

Key Features

LOVATO Electric B500 contactor series.
Three normally open main power contacts.
520 A AC-3 rated operational current.
700 A AC-1 thermal current rating.
380–415 V AC/DC operating coil.
290 kW AC-3 rated power at 400 V.
1000 V rated insulation voltage.
8 kV rated impulse withstand voltage.
Screw mounting design for industrial installations.

Reliable Switching for High-Power Industrial Systems

Power contactors such as the LOVATO Electric 11B50000380 provide dependable switching of high-current motor circuits in industrial environments. They enable automated control of large electrical loads while supporting reliable operation in demanding production and automation systems.

The B500 series is designed for applications requiring exceptional current handling, robust mechanical construction and long service life. Its advanced contact system and AC/DC coil technology make it suitable for modern industrial motor control installations.

Typical Applications

Large industrial motor starters.
Motor control centres and switchboards.
Heavy-duty pumps and compressors.
Conveyor and material handling systems.
Industrial machinery and production equipment.
OEM automation and process control installations.

Technical Specifications

Coil Voltage Range	380–440 V
Current	520 A
Power	290 kW
HS Code	85365080
Manufacturer	LOVATO Electric
Series	B500
Model	11B50000380
Product type	Three-pole power contactor
Number of poles	3
Main contacts	3 normally open
AC-3 operational current	520 A
AC-1 thermal current	700 A
AC-4 operational current at 400 V	240 A
Rated operational power AC-3 at 400 V	290 kW
Rated operational power AC-3 at 690 V	416 kW
Coil / Supply Voltage	380–415 V AC/DC
Rated insulation voltage Ui	1000 V
Rated impulse withstand voltage Uimp	8 kV
Mounting type	Screw mounting
Terminal type	Screw terminals
Protection rating	IP00
Mechanical life	5,000,000 operations
Electrical life	700,000 operations
Weight	approx. 18.5 kg
Dimensions (H × W × D)	approx. 270 × 194 × 263 mm
Poles	3-pole
Coil / Supply Voltage	380 V AC, 400 V AC, 415 V AC
Device Type	Contactor
Coil Type	AC/DC
Current AC-1	700 A

Frequently Asked Questions

What is the LOVATO Electric 11B50000380 used for?

The 11B50000380 is a three-pole power contactor designed for switching and controlling high-power industrial motors and electrical loads.

What current rating does this contactor support?

The contactor supports an AC-3 operational current rating of 520 A and an AC-1 thermal current rating of 700 A.

What coil voltage does the 11B50000380 require?

The contactor uses a 380–415 V AC/DC coil for industrial control applications.

How much motor power can this contactor switch?

The 11B50000380 can switch motors up to approximately 290 kW at 400 V AC-3.

Where is this contactor typically installed?

The contactor is typically installed inside industrial switchboards, motor control centres and high-power automation panels.

Trusted by Industrial Automation Professionals

LOVATO Electric B500 contactors provide reliable high-current switching solutions for industrial automation, motor control and power distribution applications worldwide.

Coil Voltage Range	380–440 V
Current	520 A
Power	290 kW
HS Code	85365080
Manufacturer	LOVATO Electric
Series	B500
Model	11B50000380
Product type	Three-pole power contactor
Number of poles	3
Main contacts	3 normally open
AC-3 operational current	520 A
AC-1 thermal current	700 A
AC-4 operational current at 400 V	240 A
Rated operational power AC-3 at 400 V	290 kW
Rated operational power AC-3 at 690 V	416 kW
Coil / Supply Voltage	380–415 V AC/DC
Rated insulation voltage Ui	1000 V
Rated impulse withstand voltage Uimp	8 kV
Mounting type	Screw mounting
Terminal type	Screw terminals
Protection rating	IP00
Mechanical life	5,000,000 operations
Electrical life	700,000 operations
Weight	approx. 18.5 kg
Dimensions (H × W × D)	approx. 270 × 194 × 263 mm
Poles	3-pole
Coil / Supply Voltage	380 V AC, 400 V AC, 415 V AC
Device Type	Contactor
Coil Type	AC/DC
Current AC-1	700 A

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