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11B180L0048C48 – 3P CONTACTOR 48VAC C/W LATCH 48VDC
Lovato 11B180L0048C48 three-pole industrial latching contactor with 275 A AC-1 thermal current rating, integrated G495 mechanical latch and 48 V AC/DC control coil for industrial motor control and power switching applications.
Why Choose the Lovato 11B180L0048C48 Contactor?
The Lovato 11B180L0048C48 is a heavy-duty three-pole power contactor engineered for demanding motor control and industrial switching applications. Part of the proven Lovato B180 contactor series, this model features a 48V AC/DC operating coil and is supplied with a factory-fitted G495 mechanical latch with a 48V DC latch coil, making it ideal for industrial automation systems requiring reliable maintained-contact operation.
Designed for motor control centres, industrial control panels and heavy-duty machinery, this contactor combines high switching performance with long mechanical life and robust construction. The universal AC/DC operating coil simplifies control system design while the integrated DC mechanical latch maintains contact position without continuous coil energisation, improving energy efficiency in maintained-state applications.
With an IEC AC-3 operational current rating of 185A and an IEC AC-1 thermal current rating of 275A, the 11B180L0048C48 is ideally suited for controlling large three-phase motors and demanding industrial loads where dependable long-term performance is essential.
Key Advantages
- Heavy-duty 3-pole industrial power contactor.
- 185A IEC AC-3 motor switching capacity.
- 48V AC/DC universal operating coil.
- Factory-fitted G495 mechanical latch with 48V DC latch coil.
- 1000V rated insulation voltage and 8kV impulse withstand voltage.
- Designed for demanding industrial automation and motor control applications.
Key Features
- Lovato B180 series contactor.
- Three main power poles.
- 185A IEC AC-3 operational current.
- 275A IEC AC-1 thermal current.
- 48V AC/DC operating coil.
- Factory-installed G495 mechanical latch (48V DC).
- Screw mounting.
- Mechanical life up to 10 million operations.
Reliable Motor Control for Industrial Applications
The Lovato B180 series is designed for reliable switching of high-power three-phase motors and industrial electrical loads. High-quality contacts, excellent insulation characteristics and robust construction ensure dependable performance while reducing maintenance requirements in demanding industrial environments.
The integrated G495 mechanical latch with a 48V DC latch coil provides maintained-contact functionality, making this contactor particularly suitable for specialised automation systems, industrial machinery and applications requiring secure latched operation.
Typical Applications
- Motor control centres.
- Industrial control panels.
- Heavy-duty machinery.
- Automation systems.
- Pumps and compressors.
- Industrial power distribution equipment.
Technical Specifications
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| Terminal Type | Bar / bolt | |
|---|---|---|
| Coil Type | AC, AC/DC, DC | |
| Coil Voltage Range | 42–48 V | |
| Power | 100 kW | |
| Current | 185 A | |
| Voltage | 48 V | |
| Phase | Three Phase | |
| IP Rating | IP00 | |
| Poles | 3-pole | |
| Device Type | Contactor | |
| Current AC-1 | 275 A | |
| Series | B180 | |
| Product type | Three-pole latching 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 AC-3, 400 V | 100 kW | |
| Control coil voltage | 48 V AC/DC | |
| Mechanical latch voltage | 48 V DC | |
| Voltage type for actuating | 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 | 3 | |
| Main contacts | 3 NO | |
| Type of coil | AC/DC coil | |
| Mechanical latch | Factory fitted G495 latch assembly | |
| Mounting type | Screw mounting | |
| Connection type | Bolt connection | |
| Protection rating | IP00 power terminals | |
| Short-time allowable current for 10s | 1500 A | |
| Mechanical life | 10,000,000 operations | |
| Weight | approx. 6090 g | |
| Package dimensions | approx. 178 × 124 × 194 mm | |
| EAN | 8013975060995 | |
| 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 11B180L0048C48 used for?
It is designed for switching large three-phase motors and industrial electrical loads in automation and power distribution systems.
What control voltage does this contactor require?
The integrated operating coil accepts 48V AC/DC control voltage.
Does this contactor include a mechanical latch?
Yes. It is supplied with a factory-fitted G495 mechanical latch with a 48V DC latch coil.
What is the AC-3 current rating?
The contactor has an IEC AC-3 operational current rating of 185A, making it suitable for demanding motor control applications.
Where is this contactor typically installed?
It is commonly installed in motor control centres, industrial control panels, switchboards and heavy-duty automation equipment.
Trusted by Industrial Professionals Worldwide
Lovato Electric contactors are trusted by OEM machine builders, panel manufacturers and industrial engineers for reliable motor switching, robust construction and long operational life in demanding industrial environments.
