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The NJ218-E-TVP3-SQ77 is an electrically insulated cylindrical roller bearing, measuring 90mm in bore diameter and 160mm outside diameter, with a width of 30mm. Its outer ring features a special insulation coating to prevent electrical currents from damaging the bearing.
This model can handle dynamic loads up to 208 kN and static loads up to 220 kN, with a reference speed of 4500 RPM. The polymer cage ensures smooth operation and reduces friction.
The insulation coating provides a breakdown voltage of 1000-3000V and an electrical resistance over 2000 MΩ, making it ideal for electric motors or generators. Its normal radial clearance ensures reliable performance under typical operating conditions.
Weighing 2.7kg, it’s a robust choice for industrial applications where electrical insulation is crucial. Compliant with RoHS and REACH standards, it’s both safe and durable.
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How Is NJ218-E-TVP3-SQ77 Bearing Engineered for Reliability?
NJ218-E-TVP3-SQ77 Bearing features an insulating coating on the outer ring, preventing electrical damage in high-voltage environments.
Its polymer cage ensures smooth operation and reduces friction, enhancing overall performance.
With a basic dynamic load rating of 208 kN, it handles heavy loads efficiently.
The bearing’s breakdown voltage ranges from 1000 to 3000 V, making it suitable for demanding electrical applications.
Industrial Uses of NJ218-E-TVP3-SQ77 Bearing
NJ218-E-TVP3-SQ77 Bearing is commonly used in electric motors and generators, where its electrically insulated coating prevents current passage and reduces damage from stray currents. The polymer cage ensures smooth operation even at high speeds.
Where Is NJ218-E-TVP3-SQ77 Bearing Used?
In wind turbines, NJ218-E-TVP3-SQ77 Bearing handles radial loads efficiently while its insulation protects against electrical erosion. The normal radial clearance makes it suitable for varying thermal conditions.
Optimized for Performance: NJ218-E-TVP3-SQ77 Bearing
For industrial pumps, NJ218-E-TVP3-SQ77 Bearing’s high dynamic load rating ensures reliability in continuous operation. The coating’s breakdown voltage range adds an extra layer of safety in electrically noisy environments.
Automotive vs Aerospace: Applications of NJ218-E-TVP3-SQ77 Bearing
In automotive drivetrains, NJ218-E-TVP3-SQ77 Bearing supports high radial loads, while in aerospace, its lightweight design and insulation are valued. The 30mm width fits compact spaces without compromising performance.
Essential Roles of NJ218-E-TVP3-SQ77 Bearing
NJ218-E-TVP3-SQ77 Bearing is ideal for railway applications, where its durability and electrical insulation prevent bearing failures. The 160mm outer diameter balances strength and space efficiency.
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