Standard delivery
£8 ex VAT · free over £200UK parcel delivery is £8 ex VAT, or free on orders over £200 ex VAT.
Heavier items may be charged at a weight-based or pallet rate, shown at checkout.
11B180SL0048 – 3P CONTACTOR 48V W/O LATCH
Lovato 11B180SL0048 three-pole industrial contactor with 185 A AC-3 operational current rating, 48 V AC/DC control coil and compatibility with G495 mechanical latch for industrial motor control and power switching applications.
Why Choose the Lovato 11B180SL0048 Contactor?
The Lovato 11B180SL0048 is a heavy-duty three-pole power contactor engineered for demanding motor control and industrial switching applications. As part of the proven Lovato B180 contactor series, this model features a 48V AC/DC universal operating coil and is predisposed for the optional G495 mechanical latch, providing flexibility for applications that may require maintained-contact operation in the future.
Designed for motor control centres, industrial control panels and OEM machinery, the contactor combines high switching performance with robust construction and long mechanical life. The universal AC/DC coil simplifies control circuit design while allowing standardisation across multiple industrial installations.
With an IEC AC-3 operational current rating of 185A and an IEC AC-1 thermal current rating of 275A, the 11B180SL0048 is ideally suited for switching large three-phase motors and demanding industrial loads requiring dependable long-term operation.
Key Advantages
- Heavy-duty 3-pole industrial power contactor.
- 185A IEC AC-3 motor switching capacity.
- 48V AC/DC universal operating coil.
- Predisposed for optional G495 mechanical latch.
- High insulation performance with 1000V rated insulation 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.
- Predisposed for G495 mechanical latch accessory.
- Screw terminal connections.
- Mechanical life up to 10 million operations.
Reliable Motor Control for Industrial Applications
The Lovato B180 series is engineered to provide dependable switching of high-power three-phase motors and industrial electrical loads. High-quality contacts, robust insulation and durable construction ensure reliable operation while minimising maintenance requirements in demanding industrial environments.
This version is supplied ready for installation of the optional G495 mechanical latch, allowing maintained-contact functionality to be added whenever required without replacing the contactor.
Typical Applications
- Motor control centres.
- Industrial control panels.
- Heavy-duty machinery.
- Automation systems.
- Pumps and compressors.
- Industrial power distribution equipment.
Technical Specifications
Tick the specs you need, then view products that match.
| 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 | IP20 | |
| Poles | 3-pole | |
| Device Type | Contactor | |
| Current AC-1 | 275 A | |
| Series | B180 | |
| Product type | Three-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 | 48 V AC/DC | |
| Rated control supply voltage AC 50/60 Hz | 48 V | |
| Rated control supply voltage DC | 48 V | |
| 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 compatibility | G495 | |
| Mounting type | Screw mounting | |
| Connection type | Bolt connection | |
| Protection rating | IP20 terminals | |
| Weight | 5360 g | |
| Package dimensions | 173 × 124 × 194 mm | |
| EAN | 8013975122891 | |
| 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 11B180SL0048 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?
No. This model is predisposed for the optional G495 mechanical latch, which is supplied separately.
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.
