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The NTN MEGAOHM Series 7MC3-6224C3 is an insulated ball bearing with a 120mm bore and 215mm outer diameter, designed for electrical applications. Its outer ring features a ceramic coating, providing high insulation with a breakdown voltage over 3000V.
With a dynamic load rating of 146kN and a static load rating of 118kN, it handles heavy loads while maintaining smooth rotation up to 6300 RPM. The C3 radial clearance ensures reliable performance under varying temperatures.
The ceramic coating offers excellent electrical resistance, exceeding 2000 MΩ, making it ideal for electric motors or generators. Its sheet metal cage enhances durability in demanding conditions.
Weighing 5.26kg, this RoHS-compliant bearing is a robust choice for industries where electrical insulation and high performance are essential.
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How Is 7MC3-6224C3 Bearing Engineered for Reliability?
7MC3-6224C3 Bearing features an outer ring ceramic coating, providing excellent insulation against electrical currents.
This design ensures a breakdown voltage exceeding 3000 V, making it suitable for high-voltage applications.
The sheet metal cage maintains ball alignment, enhancing durability under dynamic loads.
With a basic dynamic load rating of 146.0 kN, it handles heavy-duty operations with ease.
7MC3-6224C3 Bearing operates smoothly at reference speeds up to 6300 r/min.
Its C3 radial internal clearance allows for thermal expansion in demanding environments.
The ceramic coating offers electrical resistance over 2000 MΩ, preventing current leakage.
This makes 7MC3-6224C3 Bearing ideal for use in electric motors and generators.
Industrial Uses of 7MC3-6224C3 Bearing
The 7MC3-6224C3 Bearing is commonly used in electric motors and generators, where its ceramic-coated outer ring prevents electrical arcing. This makes it ideal for industries relying on high-voltage equipment, such as power plants and renewable energy systems.
Where Is 7MC3-6224C3 Bearing Used?
You’ll often find 7MC3-6224C3 Bearing in wind turbines, where its insulation properties protect against stray currents. Its high dynamic load rating also ensures reliable performance in demanding environments.
Built for Heavy-Duty Use: 7MC3-6224C3 Bearing
In railway applications, 7MC3-6224C3 Bearing handles both axial and radial loads with ease. The C3 clearance allows for thermal expansion, making it suitable for high-speed trains.
Automotive vs Aerospace: Applications of 7MC3-6224C3 Bearing
While 7MC3-6224C3 Bearing is used in hybrid vehicle drivetrains for its insulation, it’s also found in aerospace ground support equipment. The sheet metal cage provides durability without adding excessive weight.
Perfect Fit for Automation: 7MC3-6224C3 Bearing
In robotic assembly lines, 7MC3-6224C3 Bearing’s high-speed capability and electrical resistance prevent downtime. Its consistent performance keeps production running smoothly.
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