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The NTN MEGAOHM Series 7MC3-6312C3 is an insulated ball bearing with a 60mm bore and 130mm outer diameter, designed to prevent electrical arcing. Its outer ring features a ceramic coating, providing high electrical resistance over 2000 MΩ.
With a dynamic load rating of 85.2 kN, it handles heavy loads while maintaining smooth rotation up to 11000 RPM. The C3 radial clearance offers flexibility in high-speed applications.
The ceramic insulation ensures reliable performance in electrically charged environments, with a breakdown voltage exceeding 3000V. Its sheet metal cage adds durability under demanding conditions.
Ideal for electric motors or generators, this 1.67kg bearing combines electrical protection with robust mechanical performance. Compliant with RoHS standards for environmental safety.
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How Is 7MC3-6312C3 Bearing Engineered for Reliability?
7MC3-6312C3 Bearing features an outer ring ceramic coating, providing excellent electrical insulation with a breakdown voltage over 3000 V.
This design prevents electrical arcing, making it ideal for applications with variable frequencies.
The sheet metal cage ensures smooth operation, even at high speeds up to 11,000 r/min.
With a basic dynamic load rating of 85.2 kN, it handles heavy loads reliably.
7MC3-6312C3 Bearing’s C3 radial internal clearance allows for thermal expansion in demanding conditions.
Its electrical resistance exceeds 2000 MΩ, ensuring long-term insulation performance.
The ceramic coating thickness of 0.2 mm offers durability without compromising bearing dimensions.
This makes 7MC3-6312C3 Bearing a practical choice for electric motors and generators.
Industrial Uses of 7MC3-6312C3 Bearing
The 7MC3-6312C3 Bearing is commonly used in electric motors and generators, where its ceramic coating prevents electrical arcing. This makes it ideal for industries relying on high-voltage equipment.
In wind turbines, 7MC3-6312C3 Bearing handles both radial and axial loads while resisting electrical damage. Its C3 clearance ensures reliable performance under varying thermal conditions.
For railway applications, 7MC3-6312C3 Bearing’s insulation properties protect against stray currents in traction motors. The sheet metal cage adds durability for long-term use in demanding environments.
What Makes 7MC3-6312C3 Bearing a Preferred Choice?
In automation systems, 7MC3-6312C3 Bearing reduces downtime by preventing electrical pitting in servo motors. Its high breakdown voltage ensures consistent operation in sensitive electronics.
The 7MC3-6312C3 Bearing is also found in medical imaging devices, where electrical insulation is critical. Its lightweight design and precision make it suitable for high-speed rotations.
Built for Heavy-Duty Use: 7MC3-6312C3 Bearing
In industrial pumps, 7MC3-6312C3 Bearing withstands harsh conditions while maintaining electrical insulation. The ceramic coating ensures long service life even in wet environments.
For HVAC systems, 7MC3-6312C3 Bearing’s resistance to electrical currents prevents premature failure. Its high dynamic load rating makes it a reliable choice for continuous operation.
Automotive vs Aerospace: Applications of 7MC3-6312C3 Bearing
In electric vehicles, 7MC3-6312C3 Bearing is used in traction motors to prevent electrical damage. Its high-speed capability suits the demands of modern EVs.
For aerospace applications, 7MC3-6312C3 Bearing’s insulation properties protect avionics from electrical interference. The lightweight design helps reduce overall aircraft weight.
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