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11B6300048 – 3P CONTACTOR B630.00 48V
Lovato 11B6300048 heavy-duty three-pole industrial contactor with 630 A AC3 operational current rating, 48 V AC/DC operating coil and high-performance switching capability for industrial motor control and power switching applications.
£3,522.33
Why Choose the Lovato 11B6300048 Power Contactor?
The Lovato 11B6300048 is a heavy-duty 3-pole power contactor engineered for reliable switching of very high-current industrial motors and power circuits. As part of the premium Lovato B630 contactor series, it is designed for demanding motor control, power distribution and industrial automation applications where maximum reliability and long service life are essential.
This model features a 48 V AC/DC universal control coil, allowing flexible integration into both AC and DC control systems. Its rugged construction, mirror contacts and high switching capacity make it ideal for OEM machinery, motor control centres and heavy industrial installations.
With an IEC AC-1 thermal current rating of 800 A, an AC-3 operational current of 630 A at 400–440 V, and the capability to switch motors up to 355 kW at 400 V, the 11B6300048 delivers dependable performance in the most demanding industrial environments.
Key Advantages
- Heavy-duty 3-pole industrial power contactor.
- 800 A IEC AC-1 thermal current rating.
- 630 A AC-3 operational current.
- 48 V AC/DC universal control coil.
- Designed for demanding industrial motor control applications.
- Excellent electrical and mechanical endurance.
- Heavy-duty screw mounting with bolt-type power terminals.
Key Features
- Lovato B630 Series power contactor.
- 3 normally open (3 NO) main poles.
- 800 A IEC AC-1 rated thermal current.
- 630 A AC-3 operational current at 400–440 V.
- 355 kW AC-3 motor switching capacity at 400 V.
- 440 kW AC-3 motor switching capacity at 690 V.
- 48 V AC/DC operating coil.
- 1000 V rated insulation voltage.
- 8 kV rated impulse withstand voltage.
- Mirror contacts compliant with IEC/EN 60947-4-1.
- Heavy-duty screw mounting.
Reliable High-Power Motor Control
The Lovato B630 series is engineered for switching very high-current industrial motors and heavy electrical loads with exceptional reliability. Its universal AC/DC coil, high insulation ratings and mirror contact design ensure dependable operation in industrial automation systems, motor control centres and power distribution installations.
Designed to comply with IEC/EN 60947 standards, the 11B6300048 offers excellent electrical endurance and dependable long-term performance in demanding industrial applications.
Typical Applications
- Large industrial motor starters.
- Motor control centres.
- Power distribution equipment.
- Industrial automation systems.
- Mining and processing plants.
- Heavy manufacturing machinery.
- OEM switchgear and electrical panels.
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 | 3-pole | |
| Coil / Supply Voltage | 48 V AC, 48 V DC | |
| Device Type | Contactor | |
| Current AC-1 | 800 A | |
| Series | B630 Contactors | |
| Product type | Three-pole power contactor | |
| Number of poles | 3 | |
| Main contact configuration | 3 NO | |
| IEC operational current Ith (AC1) | 800 A | |
| IEC operational current Ie (AC3) | 630 A | |
| AC-4 operational current at 400 V | 210 A | |
| Motor power rating | 355 kW at 400 V | |
| Rated operational power at AC-3 400 V | 355 kW | |
| Rated coil voltage | 48 V AC/DC | |
| Frequency | 50 / 60 Hz | |
| Rated insulation voltage Ui | 690–1000 V | |
| Rated impulse withstand voltage Uimp | 8 kV | |
| Mounting type | Screw mounting | |
| Connection type | Bolt/screw terminals | |
| Width | Approx. 194 mm | |
| Height | Approx. 270 mm | |
| Depth | Approx. 263 mm | |
| Operating temperature | -50 °C to +70 °C | |
| Weight | Approx. 18.4 kg | |
| Package dimensions | Approx. 277 × 203 × 276 mm | |
| EAN | 8013975019900 | |
| 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 |
Frequently Asked Questions
What is the Lovato 11B6300048 used for?
It is a heavy-duty three-pole power contactor designed for switching large industrial motors and high-current power circuits.
How many poles does this contactor have?
The 11B6300048 features three normally open (3 NO) main poles.
What coil voltage does this contactor require?
This model is equipped with a 48 V AC/DC universal operating coil.
What is the AC-3 current rating?
The contactor is rated for 630 A AC-3 and can switch motors up to 355 kW at 400 V.
Where is this contactor typically installed?
It is commonly installed in industrial control panels, switchgear assemblies, motor control centres and heavy-duty automation systems.
Trusted for Heavy Industrial Power Control
Lovato B630 power contactors are trusted worldwide by OEM machine builders, panel manufacturers and industrial engineers for dependable high-current switching, exceptional durability and reliable long-term performance.
