Lovato 11B630L00220220 industrial three-pole power contactor with 630 A AC-3 operational current, integrated G495 mechanical latch and 220–240 V AC/DC control coil for industrial motor control and power switching applications.
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Why Choose the Lovato 11B630L00220220 Power Contactor?
The Lovato 11B630L00220220 is a heavy-duty three-pole power contactor with integrated mechanical latch designed for reliable switching and maintained contact positioning in industrial motor control, automation and power distribution systems. As part of the robust Lovato B630 contactor series, it combines high current switching capability with an energy-efficient latching solution for demanding industrial applications.
This contactor provides an IEC thermal current rating of 800 A in AC-1 duty and an IEC AC-3 operational rating of 630 A / 355 kW at 400 V, making it suitable for large industrial motors, electrical distribution systems and high-power switching applications. Its three normally open main poles provide dependable control of three-phase loads.
The integrated 220–240 V AC/DC coil with fitted G495 mechanical latch allows the contactor to maintain its operating position without continuous coil energisation. The mechanical latch operates with a 220–240 V AC supply, providing a flexible solution for specialised industrial control systems.
Key Advantages
Heavy-duty three-pole contactor with factory-fitted mechanical latch.
800 A AC-1 thermal current rating.
220–240 V AC/DC operating coil.
630 A AC-3 operational current rating at 400 V.
355 kW motor switching capability.
Maintained switching position through integrated G495 mechanical latch.
Suitable for industrial power distribution, motor control and automation systems.
Key Features
Lovato B630 power contactor series.
Three normally open main power poles.
800 A IEC AC-1 operating current.
220–240 V AC/DC control coil.
G495 mechanical latch already fitted.
630 A AC-3 operating current at 400 V.
1000 V rated insulation voltage (Ui).
8 kV rated impulse withstand voltage (Uimp).
Screw-mounted construction with bolt-connected main terminals.
Technical Specifications
Manufacturer: Lovato Electric
Series: B630
Model: 11B630L00220220
Product type: Three-pole power contactor with mechanical latch
Number of poles: 3
Main contact configuration: 3 normally open
Mechanical latch: G495 fitted
Coil type: AC/DC coil
Rated coil voltage: 220–240 V AC/DC
Mechanical latch voltage: 220–240 V AC
IEC thermal current Ith (AC-1): 800 A
IEC operational current Ie AC-1 at 40°C: 800 A
IEC operational current Ie AC-1 at 55°C: 640 A
IEC operational current Ie AC-1 at 70°C: 540 A
IEC operational current Ie AC-3 at 400 V: 630 A
Rated AC-3 motor power at 400 V: 355 kW
IEC operational current Ie AC-4 at 400 V: 260 A
Rated insulation voltage Ui: 1000 V
Rated impulse withstand voltage Uimp: 8 kV
Operational frequency: 25–400 Hz
Mounting type: Screw fixing
Main circuit connection: Bolt connection
Protection rating: IP00
Mechanical life: Up to 5,000,000 operations
Electrical life: Up to 700,000 operations
Operating temperature: -50°C to +70°C
Maximum operating altitude: 3000 m
Package dimensions: 310 × 203 × 276 mm
Weight: approx. 19.02 kg
EAN: 8013975048207
HS Code: 85365080
Conformity: IEC/EN 60947-1, IEC/EN 60947-4-1, UL 60947-1, UL 60947-4-1 and CSA C22.2 standards
Reliable Latched Switching for Industrial Systems
The Lovato 11B630L00220220 provides reliable control of high-power electrical loads while reducing the need for continuous coil energisation. The integrated mechanical latch maintains the contactor position after activation, making it suitable for systems requiring stable switching states.
Its combination of three-pole switching, high AC-3 current capability, AC/DC coil operation and mechanical retention makes it ideal for industrial motor control, power distribution and automation applications.
Typical Applications
Industrial motor control centres.
High-power three-phase motor switching.
Industrial switchboards.
Power distribution systems.
Heavy machinery and production equipment.
Automation systems requiring maintained contact positions.
Technical Specifications
Power
355 kW
Current
630 A
Voltage
240 V
Phase
Three Phase
IP Rating
IP20
Series
B630 Contactors
Product type
Power contactor
Number of poles
3
Type of coil
AC/DC coil
Rated coil voltage
220–240 V AC/DC
Mechanical latch voltage
220–240 V AC
IEC thermal current Ith (AC-1)
800 A
IEC operational current Ie (AC-3 400 V)
630 A
Motor power rating at 400 V
355 kW
Rated insulation voltage (Ui)
1000 V
Rated impulse withstand voltage (Uimp)
8 kV
Frequency range
25–400 Hz
Protection rating
IP20
Mounting type
Screw mounting
Weight
approx. 19.0 kg
Standards
IEC/EN 60947-1, IEC/EN 60947-4-1
Frequently Asked Questions
What is the Lovato 11B630L00220220 used for?
This contactor is used for switching high-power three-phase industrial loads where a mechanically maintained contact position is required.
What current rating does this contactor have?
The contactor has an AC-1 thermal current rating of 800 A and an AC-3 operational rating of 630 A at 400 V.
What coil voltage does this contactor use?
The unit uses a 220–240 V AC/DC coil with a fitted G495 mechanical latch operated at 220–240 V AC.
How many poles does this contactor have?
This model features three normally open main power poles.
What is the benefit of the mechanical latch?
The mechanical latch keeps the contactor in its operating position without requiring continuous coil energisation.
Trusted Industrial Switching Technology
Lovato B630 latched power contactors provide reliable high-current switching, efficient operation and dependable performance for demanding industrial electrical systems.
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Power
355 kW
Current
630 A
Voltage
240 V
Phase
Three Phase
IP Rating
IP20
Series
B630 Contactors
Product type
Power contactor
Number of poles
3
Type of coil
AC/DC coil
Rated coil voltage
220–240 V AC/DC
Mechanical latch voltage
220–240 V AC
IEC thermal current Ith (AC-1)
800 A
IEC operational current Ie (AC-3 400 V)
630 A
Motor power rating at 400 V
355 kW
Rated insulation voltage (Ui)
1000 V
Rated impulse withstand voltage (Uimp)
8 kV
Frequency range
25–400 Hz
Protection rating
IP20
Mounting type
Screw mounting
Weight
approx. 19.0 kg
Standards
IEC/EN 60947-1, IEC/EN 60947-4-1
No documents available for this product.
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2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...