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11B1804SL00220 – 4P CONTACTOR B180.4SL 220/240V
Lovato 11B1804SL00220 four-pole industrial contactor with 275 A AC-1 thermal current rating, AC/DC coil and compatibility with G495 mechanical latch for industrial motor control and power switching applications.
Why Choose the Lovato 11B1804SL00220 Contactor?
The Lovato 11B1804SL00220 is a heavy-duty four-pole power contactor engineered for demanding industrial switching applications. As part of the reliable Lovato B180 contactor series, it features a 220–240V AC/DC universal operating coil and is predisposed for the optional G495 mechanical latch, making it ideal for applications requiring flexible control and future latching capability.
Designed for industrial automation, machinery and power distribution systems, this contactor combines high switching capacity with excellent electrical insulation characteristics. The universal AC/DC coil simplifies inventory management while ensuring compatibility with a wide range of industrial control circuits.
With an IEC AC-1 thermal current rating of 275A, robust screw mounting and four main power poles, the 11B1804SL00220 is well suited for resistive load switching, industrial control panels and heavy-duty electrical installations requiring dependable long-term performance.
Key Advantages
- Heavy-duty 4-pole industrial power contactor.
- 275A IEC AC-1 thermal current rating.
- 220–240V AC/DC universal operating coil.
- Predisposed for optional G495 mechanical latch.
- Manufactured to IEC, UL and CSA standards.
- Designed for demanding industrial automation and power distribution applications.
Key Features
- Lovato B180 series power contactor.
- Four main power poles.
- 275A conventional thermal current (Ith AC-1).
- 220–240V AC/DC operating coil.
- Prepared for G495 mechanical latch accessory.
- Screw mounting.
- 1000V rated insulation voltage (Ui).
- 8kV impulse withstand voltage (Uimp).
Reliable Industrial Switching Performance
The Lovato B180 contactor range is designed for continuous industrial service where dependable switching performance and long operational life are essential. Its high insulation ratings, durable contacts and robust construction make it suitable for demanding electrical installations.
This version is supplied ready for installation of the optional G495 mechanical latch, providing the flexibility to upgrade to maintained-contact operation whenever application requirements demand it.
Typical Applications
- Industrial control panels.
- Power distribution systems.
- Heavy industrial machinery.
- Automation equipment.
- Resistive load switching.
- OEM electrical installations.
Technical Specifications
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| Terminal Type | Bar / bolt | |
|---|---|---|
| Coil Type | AC, AC/DC, DC | |
| Coil Voltage Range | 200–250 V | |
| Power | 100 kW | |
| Current | 185 A | |
| Voltage | 240 V | |
| Phase | Three Phase | |
| IP Rating | IP00 | |
| 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 | 220–240 V AC/DC | |
| Control frequency | 25–400 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 | |
| Mechanical latch compatibility | G495 | |
| Mounting type | Screw mounting | |
| Connection type | Bolt connection | |
| Protection rating | IP00 power terminals | |
| Short-time allowable current for 10s | 1500 A | |
| Weight | approx. 6300 g | |
| Package dimensions | approx. 173 × 163 × 195 mm | |
| EAN | 8013975011225 | |
| 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 11B1804SL00220 used for?
It is a heavy-duty four-pole industrial contactor designed for switching high-current electrical loads in automation and power distribution systems.
What control voltage does this contactor require?
The integrated operating coil is rated for 220–240V AC/DC.
Does this model include a mechanical latch?
No. This version is predisposed for the optional G495 mechanical latch, which can be added separately.
How many poles does the contactor have?
The contactor features four main power poles.
Where is this contactor typically installed?
It is commonly installed in industrial control panels, machinery and power distribution systems requiring reliable heavy-duty switching.
Trusted by Industrial Professionals Worldwide
Lovato Electric contactors are trusted by panel builders, OEM manufacturers and industrial engineers for dependable switching performance, robust construction and compliance with international electrical standards.
