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The FAG 6228-J20AB-C3 is a current-insulated bearing with a 140mm bore and 250mm outer diameter, designed to prevent electrical damage. Its ceramic-coated outer ring provides insulation, with a breakdown voltage of up to 500V.
This bearing handles dynamic loads up to 188kN and spins smoothly at speeds of 3600 RPM. The sheet metal cage ensures durability, while the C3 radial clearance allows for thermal expansion.
The insulating layer is 100µm thick, offering high electrical resistance (50MΩ dry, 10MΩ damp). It’s ideal for electric motors or generators where stray currents are a concern.
Weighing 8kg, it’s robust yet manageable for installation. Compliant with RoHS and REACH standards, it’s a reliable choice for industrial applications.
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Why Choose 6228-J20AB-C3 Bearing for Precision Tasks?
6228-J20AB-C3 Bearing features an outer ring ceramic coating, providing excellent insulation against electrical currents.
With a breakdown voltage of up to 500 V, it ensures reliable performance in electrically charged environments.
The sheet metal cage maintains ball alignment, enhancing durability and reducing friction.
Its C3 radial internal clearance allows for optimal performance under varying thermal conditions.
6228-J20AB-C3 Bearing offers a dynamic load rating of 188 kN, suitable for high-demand applications.
The ceramic coating also resists wear, extending the bearing’s service life in harsh conditions.
With a reference speed of 3600 r/min, it balances efficiency and reliability.
Its electrical resistance remains high even in damp conditions, ensuring consistent insulation.
Common Applications of 6228-J20AB-C3 Bearing
The 6228-J20AB-C3 Bearing is widely used in industrial motors, especially where electrical insulation is needed to prevent current leakage. Its ceramic-coated outer ring ensures reliable performance in environments with stray currents.
In wind turbines, 6228-J20AB-C3 Bearing helps manage electrical currents generated by variable speeds, reducing wear and extending service life. The C3 clearance also accommodates thermal expansion during continuous operation.
For railway traction motors, this bearing’s high breakdown voltage and damp resistance make it a dependable choice. The sheet metal cage provides stability under heavy loads and vibrations.
Where Is 6228-J20AB-C3 Bearing Used?
You’ll often find 6228-J20AB-C3 Bearing in electric vehicle drivetrains, where insulation prevents damage from regenerative braking currents. Its 42mm width fits compact spaces without sacrificing load capacity.
In industrial pumps, this bearing handles both radial and axial loads while resisting electrical corrosion. The 3600 r/min reference speed suits high-efficiency applications.
Built for Heavy-Duty Use: 6228-J20AB-C3 Bearing
The 6228-J20AB-C3 Bearing excels in crane motors, where its 188kN dynamic load rating supports frequent start-stop cycles. The ceramic coating maintains insulation even in humid conditions.
For conveyor systems in mining, this bearing’s 50MΩ dry resistance prevents electrical pitting. Its 100µm layer thickness offers durable protection against current-induced damage.
Automotive vs Industrial: Applications of 6228-J20AB-C3 Bearing
In hybrid cars, 6228-J20AB-C3 Bearing isolates powertrain components from electrical interference. The 165kN static load rating ensures reliability during sudden torque changes.
For factory automation gearboxes, it provides stable rotation while blocking harmful currents. The ROHS compliance makes it suitable for environmentally sensitive applications.
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