Lovato 11B250L00110110 three-pole industrial contactor with integrated G495 mechanical latch, 265A AC3 operational current rating and 110…125V AC/DC universal control coil for industrial automation and motor control systems.
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Why Choose the Lovato 11B250L00110110 Three-Pole Mechanically Latched Contactor?
The Lovato 11B250L00110110 is a heavy-duty three-pole industrial power contactor engineered for reliable switching of high-current electrical loads in demanding industrial applications. Part of the proven Lovato B250 contactor series, this model is factory-fitted with a G495 mechanical latch, enabling the contactor to remain energised without continuous coil power.
The contactor features a universal 110–125 V AC/DC operating coil together with a 110–125 V AC mechanical latch, making it ideal for applications requiring maintained switching, reduced control power consumption and dependable load isolation. Its robust construction provides excellent electrical endurance, high insulation performance and long mechanical life.
With an IEC conventional thermal current rating of 350 A (AC-1), an AC-3 operational current of 265 A and three normally open main poles, the 11B250L00110110 is ideally suited to industrial motor control, power distribution and heavy-duty automation systems.
Key Advantages
Heavy-duty three-pole industrial power contactor.
350 A AC-1 thermal current rating.
Factory-fitted G495 mechanical latch.
110–125 V AC/DC operating coil.
110–125 V AC mechanical latch.
Maintains contact position without continuous coil energisation.
Key Features
Lovato B250 contactor series.
Three normally open (3NO) main poles.
350 A conventional thermal current (AC-1).
265 A AC-3 operational current at 400 V.
140 kW AC-3 motor rating at 400 V.
110–125 V AC/DC electronically controlled operating coil.
Integrated G495 mechanical latching mechanism.
Rated insulation voltage of 1000 V.
Technical Specifications
Manufacturer: Lovato Electric
Series: B250
Model: 11B250L00110110
Product type: Three-pole mechanically latched power contactor
Main contacts: 3 NO
Conventional thermal current (Ith): 350 A
Rated operational current AC-3: 265 A
Rated operational current AC-4: 92 A
Rated operational power AC-3 (400 V): 140 kW
Operating coil voltage: 110–125 V AC/DC
Mechanical latch: G495 factory fitted
Mechanical latch voltage: 110–125 V AC
Rated insulation voltage (Ui): 1000 V
Rated impulse withstand voltage (Uimp): 8 kV
Main circuit connection: Bolt connection
Mounting type: Screw mounting
Mechanical life: 10,000,000 operations
Operating temperature: -50°C to +70°C
Maximum installation altitude: 3000 m
Weight: Approx. 10.28 kg
Reliable Mechanically Latched Power Switching
Mechanically latched contactors remain in their selected position after the control signal has been removed, reducing continuous control power consumption while ensuring the contactor remains energised until an intentional release command is applied.
The Lovato 11B250L00110110 combines high-current switching capability with a factory-installed mechanical latching mechanism, making it suitable for industrial control systems, motor starters and power distribution equipment requiring maintained contact operation.
IEC/EN 60947-1, IEC/EN 60947-4-1, UL 60947-1, UL 60947-4-1, CSA C22.2
Frequently Asked Questions
What is the Lovato 11B250L00110110 used for?
It is designed for switching high-current three-phase electrical loads in industrial motor control, automation and power distribution applications.
What current rating does this contactor support?
The contactor has a conventional thermal current rating of 350 A (AC-1) and an AC-3 operational current of 265 A.
What control voltage does the operating coil require?
The electronically controlled operating coil is rated for 110–125 V AC/DC.
Does this contactor include a mechanical latch?
Yes. It is supplied with a factory-fitted G495 mechanical latch operating at 110–125 V AC.
How many main poles does the contactor have?
The Lovato 11B250L00110110 features three normally open (3NO) main power poles for switching three-phase circuits.
Trusted by Industrial Professionals Worldwide
Lovato B250 mechanically latched contactors are trusted by electrical engineers, OEM machine builders and panel manufacturers for dependable high-current switching, long operating life and reliable maintained-contact performance.
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Power
140 kW
Current
350 A
Voltage
125 V
Phase
Three Phase
Series
B250 Contactors
Product type
Three-pole contactor with mechanical latch
Operational current (AC1)
350 A
Operational current (AC3 at 400 V)
265 A
Operational current (AC4 at 400 V)
92 A
Rated operational power AC3 at 400 V
140 kW
Control coil voltage
110...125 V AC/DC
Mechanical latch voltage
110...125 V AC
Number of poles
3
Contact configuration
3 NO
Type of coil
AC/DC universal coil
Insulation voltage
690 V
Mounting type
Screw mounting
Terminal type
Bolt connection
Package dimensions
approx. 260 × 148 × 227 mm
Weight
approx. 10.28 kg
Compliance
IEC/EN 60947-1, IEC/EN 60947-4-1, UL 60947-1, UL 60947-4-1, CSA C22.2
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...