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11B180400110 – 4P CONTACTOR B180.4.00 110/125
Lovato 11B180400110 four-pole industrial contactor with 275 A AC-1 thermal current rating and 110–125 V AC/DC control coil for industrial motor control and power switching applications.
Why Choose the Lovato 11B180400110 Power Contactor?
The Lovato 11B180400110 is a robust four-pole power contactor engineered for reliable switching of high-power three-phase motors and industrial electrical loads. As part of the trusted Lovato B180 contactor series, it provides dependable performance for industrial automation, motor control centres and OEM machinery.
Equipped with a 110–125V AC/DC universal control coil, this contactor offers exceptional installation flexibility for both AC and DC control circuits. Its rugged construction, bolt-connected power terminals and high switching capacity ensure long-term reliability in demanding industrial environments.
With an IEC AC-3 operational current of 185A, an AC-1 thermal current rating of 275A and the ability to control motors up to 100kW at 400V AC, the 11B180400110 is ideal for compressors, conveyors, pumps, HVAC equipment and heavy industrial machinery.
Key Advantages
- Heavy-duty four-pole industrial power contactor.
- 185A IEC AC-3 operational current.
- 275A AC-1 thermal current rating.
- 110–125V AC/DC universal control coil.
- Four normally open (4NO) main contacts.
- Ideal for industrial motor control and automation systems.
Key Features
- Lovato B180 series four-pole contactor.
- 4 normally open main poles.
- 185A IEC AC-3 rated operational current.
- 275A AC-1 rated operational current.
- 100kW motor rating at 400V AC-3.
- 110–125V AC/DC control coil.
- Bolt-connected power terminals.
- Screw-mounted installation.
Reliable Motor Control for Industrial Applications
The Lovato 11B180400110 is engineered for dependable switching of high-current industrial loads and three-phase motors. Its durable contact system helps maximise equipment uptime while reducing maintenance requirements in demanding industrial environments.
The universal 110–125V AC/DC coil simplifies panel design by allowing operation from either AC or DC control circuits, making the contactor suitable for modern automation systems and OEM equipment.
Typical Applications
- Industrial motor starters.
- Power distribution systems.
- Compressors and HVAC equipment.
- Conveyor and material handling systems.
- Manufacturing machinery.
- OEM automation and industrial control panels.
Technical Specifications
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| Terminal Type | Bar / bolt | |
|---|---|---|
| Coil Type | AC, AC/DC, DC | |
| Coil Voltage Range | 100–130 V | |
| Power | 100 kW | |
| Current | 185 A | |
| Voltage | 125 V | |
| Phase | Three Phase | |
| IP Rating | IP20 | |
| Poles | 4-pole | |
| Device Type | Contactor | |
| Current AC-1 | 275 A | |
| Series | B180 | |
| Product type | Four-pole industrial contactor | |
| IEC thermal current Ith (AC-1) | 275 A | |
| Rated operational current (AC-3 at 400 V) | 185 A | |
| Rated operational current (AC-4 at 400 V) | 65 A | |
| Rated operational power at 400 V AC-3 | 100 kW | |
| Control coil voltage | 110–125 V AC/DC | |
| Control frequency | 50/60 Hz | |
| Maximum operational voltage | 690 V AC | |
| Rated insulation voltage Ui | 1000 V | |
| Impulse withstand voltage Uimp | 8 kV | |
| Number of poles | 4 | |
| Main contacts | 4 NO | |
| Type of coil | AC/DC coil | |
| Mounting type | Screw mounting | |
| Connection type | Bolt connection | |
| Protection rating | IP20 terminals | |
| Operational frequency range | 25–400 Hz | |
| Weight | approx. 6.34 kg | |
| Package dimensions | approx. 173 × 163 × 195 mm | |
| EAN | 8013975026205 | |
| 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 |
Frequently Asked Questions
What is the Lovato 11B180400110 used for?
It is a four-pole industrial power contactor designed for switching high-power motors and industrial electrical loads.
What control voltage does this contactor require?
The contactor features a 110–125V AC/DC universal control coil.
What is the AC-3 current rating?
The contactor has an IEC AC-3 operational current rating of 185A.
How many main contacts does it have?
The contactor features four normally open (4NO) main poles.
What motor size can it control?
It is suitable for controlling motors up to 100kW at 400V AC-3.
Trusted by Industrial Engineers Worldwide
Lovato Electric B180 contactors are trusted worldwide by panel builders, OEM manufacturers and industrial maintenance engineers for dependable switching performance, long service life and reliable operation in demanding industrial applications.
