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The NTN MEGAOHM Series 7MC3-6320L1BC3 is an insulated ball bearing with a 100mm bore and 215mm outer diameter, designed to handle electrical currents. Its outer ring features a ceramic coating, providing high insulation with a breakdown voltage over 3000V.
With a dynamic load rating of 182kN and a static load rating of 140kN, it handles heavy loads while maintaining smooth operation. The brass cage ensures durability, and the C3 radial clearance allows for thermal expansion.
This bearing spins efficiently at speeds up to 6700 RPM, making it suitable for electric motors and generators. The ceramic coating offers electrical resistance over 2000 MΩ, preventing current leakage.
Weighing 8.42kg, it’s robust yet manageable for industrial use. Compliant with RoHS standards, it’s a reliable choice for applications requiring both mechanical performance and electrical insulation.
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How Is 7MC3-6320L1BC3 Bearing Engineered for Reliability?
7MC3-6320L1BC3 Bearing features an outer ring ceramic coating, providing excellent insulation against electrical currents.
The brass cage ensures smooth operation and reduces friction, enhancing its performance under high-speed conditions.
With a basic dynamic load rating of 182.0 kN, 7MC3-6320L1BC3 Bearing handles heavy loads reliably.
Its breakdown voltage exceeds 3000 V, making it suitable for applications where electrical insulation is critical.
The C3 radial internal clearance allows for thermal expansion, ensuring consistent performance in varying temperatures.
7MC3-6320L1BC3 Bearing’s reference speed of 6700 r/min makes it ideal for high-speed machinery.
Industrial Uses of 7MC3-6320L1BC3 Bearing
The 7MC3-6320L1BC3 Bearing is commonly used in industrial motors and generators, where its ceramic coating prevents electrical arcing. This makes it ideal for environments with variable frequencies or high electrical interference.
In wind turbine applications, 7MC3-6320L1BC3 Bearing handles high dynamic loads while maintaining insulation properties. Its brass cage ensures smooth rotation even under challenging weather conditions.
For railway traction systems, 7MC3-6320L1BC3 Bearing offers reliable performance with its C3 clearance, accommodating thermal expansion. The breakdown voltage rating makes it safe for use in electrified rail networks.
What Makes 7MC3-6320L1BC3 Bearing a Preferred Choice?
In electric vehicle drivetrains, 7MC3-6320L1BC3 Bearing reduces energy loss by minimising electrical current leakage. The ceramic outer ring coating also extends service life in high-voltage environments.
For industrial pumps, 7MC3-6320L1BC3 Bearing’s high dynamic load rating ensures durability in continuous operation. The insulation properties protect against stray currents that could damage other components.
Built for Heavy-Duty Use: 7MC3-6320L1BC3 Bearing
In steel mill equipment, 7MC3-6320L1BC3 Bearing withstands both mechanical stress and electrical exposure. The 0.2mm ceramic layer provides consistent insulation throughout its service life.
For mining conveyor systems, 7MC3-6320L1BC3 Bearing’s C3 clearance accommodates shaft misalignment. Its high electrical resistance prevents damage from static buildup in dusty environments.
Automotive vs Aerospace: Applications of 7MC3-6320L1BC3 Bearing
In hybrid vehicle motors, 7MC3-6320L1BC3 Bearing prevents electrical pitting while handling thrust loads. The brass cage material is chosen for its vibration-damping properties.
For aircraft auxiliary power units, 7MC3-6320L1BC3 Bearing meets both electrical and mechanical demands. The 6700 r/min reference speed suits various aviation system requirements.
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