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11B2500048 – 3P CONTACTOR B250.00 48V
Lovato 11B2500048 three-pole industrial contactor with 265 A AC-3 operational current rating and 48 V AC/DC control coil for heavy-duty industrial motor control and power switching applications.
Why Choose the Lovato 11B2500048 Contactor?
The Lovato 11B2500048 is a heavy-duty three-pole power contactor engineered for high-power motor control and industrial switching applications. Part of the advanced Lovato B250 contactor series, this model features a 48V AC/DC universal operating coil and is designed to provide reliable switching performance in demanding industrial environments.
Designed for motor control centres, industrial switchboards and OEM machinery, the contactor combines exceptional electrical endurance with robust screw-mounted construction. Its universal AC/DC operating coil simplifies control panel design while ensuring compatibility with a wide range of industrial control systems.
With an IEC AC-3 operational current rating of 265A and an IEC AC-1 thermal current rating of 350A, the 11B2500048 is ideally suited for switching large three-phase motors and demanding industrial loads where dependable long-term operation is essential.
Key Advantages
- Heavy-duty 3-pole industrial power contactor.
- 265A IEC AC-3 motor switching capacity.
- 350A IEC AC-1 thermal current rating.
- 48V AC/DC universal operating coil.
- High insulation performance with 1000V rated insulation voltage.
- Designed for demanding industrial automation and motor control applications.
Key Features
- Lovato B250 series contactor.
- Three main power poles.
- 265A IEC AC-3 operational current.
- 350A IEC AC-1 thermal current.
- 48V AC/DC operating coil.
- Screw terminal / bolt connection.
- 1000V rated insulation voltage (Ui).
- Mechanical life up to 10 million operations.
Reliable High-Power Motor Control
The Lovato B250 series is engineered for reliable switching of high-power three-phase motors and industrial electrical loads. High-quality contacts, excellent insulation characteristics and durable construction ensure dependable performance while reducing maintenance requirements in demanding industrial environments.
Its universal AC/DC operating coil and heavy-duty construction make this contactor ideal for OEM equipment, industrial machinery, power distribution systems and motor control centres requiring reliable long-term performance.
Typical Applications
- Motor control centres.
- Industrial control panels.
- Heavy-duty manufacturing machinery.
- Large pumps and compressors.
- Material handling equipment.
- Industrial power distribution systems.
Technical Specifications
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| Coil Type | AC, AC/DC, DC | |
|---|---|---|
| Coil Voltage Range | 42–48 V | |
| Current | 265 A | |
| Power | 140 kW | |
| Voltage | 48 V | |
| Phase | Three Phase | |
| IP Rating | IP20 | |
| Poles | 3-pole | |
| Device Type | Contactor | |
| Current AC-1 | 350 A | |
| Series | B250 | |
| Product type | Three-pole industrial contactor | |
| Rated operational current (AC-1 at 400 V) | 350 A | |
| Rated operational current (AC-3 at 400 V) | 265 A | |
| Rated operational current (AC-4 at 400 V) | 92 A | |
| Rated operational power at AC-3, 400 V | 140 kW | |
| Control coil voltage | 48 V AC/DC | |
| Voltage type for actuating | AC/DC | |
| Rated control supply voltage AC 50/60 Hz | 48 V | |
| Rated control supply voltage DC | 48 V | |
| Maximum operational voltage | 690 V AC | |
| Number of poles | 3 | |
| Main contacts | 3 NO | |
| Type of coil | AC/DC coil | |
| Mounting type | Screw mounting | |
| Main circuit connection | Bolt connection | |
| Protection rating | IP20 terminals | |
| Width | 145 mm | |
| Operating temperature | -50 °C to +70 °C | |
| Weight | 9550 g | |
| Package dimensions | 208 × 148 × 232 mm | |
| EAN | 8013975026366 | |
| HS Code | 85365080 | |
| Certifications | CCC, EAC, cULus | |
| 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 11B2500048 used for?
It is designed for switching large three-phase motors and high-current 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.
What is the AC-3 current rating?
The contactor has an IEC AC-3 operational current rating of 265A, making it suitable for demanding motor switching applications.
How many poles does this contactor have?
This model features three main power poles for switching three-phase electrical loads.
Where is this contactor typically installed?
It is commonly installed in motor control centres, industrial switchboards, heavy-duty machinery and OEM automation equipment.
Trusted by Industrial Professionals Worldwide
Lovato Electric B250 contactors are trusted by machine builders, electrical panel manufacturers and industrial engineers for reliable high-current motor switching, robust construction and long operational life.
