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11B31000110 Lovato b series 3 pole maxi contactor 320A 170kW 450A 110VAC/DC
MPN: 11B31000110
Alt. SKU: B31000110
Why Choose the Lovato 11B31000110 Three-Pole Contactor?
The Lovato 11B31000110 is a heavy-duty three-pole industrial contactor engineered for reliable switching of extremely high-power motors and industrial electrical loads in demanding automation and motor control systems. Part of the advanced Lovato B series, this contactor is designed for industrial machinery, process systems and OEM control panels requiring dependable high-current switching performance.
Designed for continuous-duty industrial operation, the 11B31000110 features a versatile 110...125 VAC/DC universal control coil, simplifying panel design and reducing spare parts inventory requirements. Its rugged construction and high endurance ratings make it suitable for intensive industrial switching applications.
With an AC-3 operational current rating of 320 A and motor switching capability up to approximately 170 kW at 400 V AC, the Lovato 11B31000110 is ideal for controlling large three-phase motors, compressors, pumps, conveyors and industrial process equipment where dependable switching performance is essential.
Key Advantages
- Heavy-duty three-pole industrial contactor for demanding motor control applications.
- 320 A AC-3 operational current rating.
- 170 kW motor switching capability at 400 V AC.
- 110...125 VAC/DC universal coil simplifies industrial control integration.
- Robust industrial construction with high mechanical endurance.
- Suitable for automation, power switching and industrial machinery systems.
Key Features
- Lovato B series power contactor.
- 3 normally open main poles.
- 110...125 VAC/DC universal control coil.
- AC-3 rating: 320 A.
- AC-1 thermal current: 450 A.
- High mechanical endurance for demanding industrial switching.
- Screw mounting and bolt terminal connections.
- Compatible with side-mounted auxiliary contact accessories.
- Designed for industrial automation and motor control systems.
Technical Specifications
- Manufacturer: Lovato Electric
- Series: B Series Contactors
- Model: 11B31000110
- Alternative SKU: B31000110
- Product type: Three-pole contactor
- Number of poles: 3
- Main contacts: 3 NO
- AC-3 operational current: 320 A
- AC-1 thermal current: 450 A
- Motor power rating: 170 kW at 400 V AC
- UL/CSA horsepower rating at 480 V: 250 HP
- Control voltage: 110...125 VAC/DC
- Control frequency: 50/60 Hz
- Rated insulation voltage Ui: 1000 V
- Rated impulse withstand voltage Uimp: 8 kV
- Rated operation current AC-4 at 400 V: 110 A
- Mounting type: Screw mounting
- Connection type: Bolt/screw terminals
- Width: approx. 145 mm
- Height: approx. 204 mm
- Operating temperature: -50 °C to +70 °C
- Weight: approx. 9.65 kg
- EAN: 8013975026557
- HS Code: 85365080
- Standards: IEC/EN 60947-1, IEC/EN 60947-4-1, UL 60947-1, UL 60947-4-1, CSA C22.2 No. 60947-1, CSA C22.2 No. 60947-4-1
Reliable High-Power Motor Switching
Industrial contactors such as the Lovato 11B31000110 are designed to safely switch high-current electrical loads and large three-phase motors within industrial automation systems. Their rugged design enables frequent switching operations while maintaining dependable electrical performance and long operational life in demanding industrial environments.
The universal AC/DC coil design simplifies industrial control integration by allowing operation from either AC or DC control supplies. This reduces spare parts inventory requirements while increasing flexibility for panel builders, machine manufacturers and maintenance engineers.
Typical Applications
- Industrial motor starters and control panels.
- Large pumps, compressors and ventilation systems.
- Conveyors and material handling equipment.
- OEM machinery and automation systems.
- Industrial process control systems.
- Power switching and distribution applications.
- Heavy-duty industrial load switching.
Frequently Asked Questions
What is the Lovato 11B31000110 used for?
The 11B31000110 is a heavy-duty three-pole contactor used for switching high-power three-phase motors and industrial electrical loads.
What is the AC-3 current rating of the 11B31000110?
The contactor has an AC-3 operational current rating of 320 A.
What coil voltage does the 11B31000110 use?
The contactor uses a 110...125 VAC/DC universal coil, allowing operation from either AC or DC control supplies.
What motor size can this contactor control?
The 11B31000110 is suitable for motors up to approximately 170 kW at 400 V AC.
Is the 11B31000110 suitable for industrial environments?
Yes, it is specifically designed for demanding industrial automation, motor control and power switching applications.
Trusted by Industrial Automation Professionals
Lovato B series contactors are trusted worldwide for dependable high-current switching, durable industrial construction and reliable long-term operation in demanding automation systems.
| Manufacturer Part Number | 11B31000110 |
|---|---|
| HS Code | 85365080 |
| Manufacturer | Lovato |
| Alternative Product SKU | B31000110 |
| KW Rating | 170kW |
| Number of Poles | 3 Pole |
| AC3 Amperage | 320A |
| AC1 Amperage | 450A |
| Barcode | 8013975026557 |
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