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11B63040048 – 4P CONTACTOR B630.4.00 48V
Lovato 11B63040048 four-pole industrial contactor with 800 A AC1 operational current rating, 48 V AC/DC operating coil and high-performance switching capability for industrial motor control and power switching applications.
£4,105.95
Why Choose the Lovato 11B630400048 Power Contactor?
The Lovato 11B630400048 is a heavy-duty four-pole power contactor designed for reliable switching of high-current electrical loads in industrial control, automation and power distribution systems. As part of the advanced Lovato B630 contactor series, it provides dependable performance, high switching capacity and long operational life for demanding industrial applications.
With an IEC conventional free-air thermal current rating of 800 A in AC-1 duty, the contactor is suitable for controlling high-power resistive loads, industrial heating systems and large electrical distribution circuits. Its four normally open main poles allow simultaneous switching of multiple conductors, making it suitable for industrial four-pole applications.
The integrated 48 V AC/DC coil provides flexible control compatibility for modern industrial automation systems. With screw mounting, robust construction and high insulation capability, the 11B630400048 is suitable for installation in motor control centres, switchboards and heavy-duty machinery.
Key Advantages
- Heavy-duty four-pole power contactor for industrial switching applications.
- 800 A AC-1 thermal current rating.
- 48 V AC/DC operating coil.
- 630 A AC-3 operational current rating for motor control applications.
- 1000 V insulation voltage for demanding industrial installations.
- Long mechanical and electrical service life.
- Suitable for industrial machinery, distribution systems and photovoltaic applications.
Key Features
- Lovato B630 power contactor series.
- Four normally open main power poles.
- 800 A IEC AC-1 operating current.
- 48 V AC/DC control coil.
- 630 A AC-3 motor switching capability.
- 1000 V rated insulation voltage (Ui).
- 8 kV rated impulse withstand voltage (Uimp).
- Screw-mounted construction with secure power terminals.
Reliable High-Current Switching for Industrial Systems
The Lovato 11B630400048 is designed for applications where reliable high-current switching is essential. The contactor allows large electrical loads to be controlled remotely through a lower-power control circuit, improving safety and system flexibility.
Its four-pole configuration, AC/DC coil design and high current capability make it suitable for industrial automation systems, motor control centres, power distribution equipment and renewable energy installations requiring dependable switching performance.
Typical Applications
- Industrial motor control centres.
- High-current power distribution systems.
- Industrial switchboards.
- Heavy machinery and production equipment.
- Electrical heating systems.
- Photovoltaic and renewable energy installations.
Technical Specifications
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| Terminal Type | Bar / bolt | |
|---|---|---|
| Coil Type | AC, AC/DC, DC | |
| Coil Voltage Range | 42–48 V | |
| Current | 630 A | |
| Power | 355 kW | |
| Voltage | 48 V | |
| Phase | Three Phase | |
| Poles | 4-pole | |
| Coil / Supply Voltage | 48 V AC, 48 V DC | |
| Device Type | Contactor | |
| Current AC-1 | 800 A | |
| Series | B630 Contactors | |
| Product type | Four-pole power contactor | |
| Number of poles | 4 | |
| Main contact configuration | 4 NO | |
| IEC conventional free air thermal current Ith | 800 A | |
| IEC operational current Ie AC-1 at 40 °C | 800 A | |
| IEC operational current Ie AC-1 at 55 °C | 640 A | |
| IEC operational current Ie AC-1 at 70 °C | 540 A | |
| IEC operational current and power Ie (AC3) 400 V | 630 A / 355 kW | |
| AC-4 operational current at 400 V | 260 A | |
| Type of coil | AC/DC coil | |
| Rated coil voltage | 48 V AC/DC | |
| Rated insulation voltage Ui | 1000 V | |
| Rated impulse withstand voltage Uimp | 8 kV | |
| Operational frequency | 25–400 Hz | |
| Mounting type | Screw mounting | |
| Connection type | Bolt/screw terminals | |
| Width | Approx. 259 mm | |
| Height | Approx. 270 mm | |
| Depth | Approx. 263 mm | |
| Operating temperature | -50 °C to +70 °C | |
| Mechanical operating cycles | 5,000,000 | |
| Weight | Approx. 21.92 kg | |
| Package dimensions | Approx. 277 × 268 × 276 mm | |
| EAN | 8013975018804 | |
| HS Code | 85365080 | |
| Compliance 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 | |
| Certifications | cULus, CCC, EAC, UKCA |
Frequently Asked Questions
What is the Lovato 11B630400048 used for?
This contactor is used for switching high-current industrial loads including motors, power distribution systems, heating equipment and automation applications.
What coil voltage does this contactor use?
The contactor uses a 48 V AC/DC control coil.
How many poles does the Lovato 11B630400048 have?
This model features four normally open main power poles.
What is the current rating of this contactor?
The contactor is rated at 800 A AC-1 and up to 630 A AC-3 at 400 V.
Where is this contactor typically installed?
It is commonly installed inside industrial control panels, motor control centres, switchboards and power distribution equipment.
Trusted Industrial Switching Technology
Lovato B630 power contactors are engineered to provide dependable high-current switching, robust industrial performance and reliable integration into demanding automation and electrical distribution systems.
