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The SKF INSOCOAT NU 217 ECM/C3VL0241 is a cylindrical roller bearing with an 85mm bore and 150mm outer diameter, designed for electrical insulation. Its outer ring features a 500µm coating, providing protection against electrical currents up to 3000 VDC.
This bearing handles dynamic loads up to 190 kN and static loads up to 200 kN, with a reference speed of 4800 rpm. The machined brass cage ensures durability and smooth operation under high stress.
The C3 radial clearance allows for thermal expansion, making it suitable for variable temperature conditions. Its insulation coating prevents electrical arcing, ideal for motors or generators.
Weighing 2.16 kg, it’s a robust choice for industrial applications. Compliant with RoHS and REACH standards, it’s both reliable and environmentally friendly.
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Performance Features of NU 217 ECM/C3VL0241 Bearing
NU 217 ECM/C3VL0241 Bearing features an insulation coating on the outer ring, protecting against electrical currents.
This design ensures reliable operation in environments with electrical interference.
The machined brass cage enhances durability and maintains proper roller alignment.
With a basic dynamic load rating of 190 kN, it handles heavy radial loads efficiently.
NU 217 ECM/C3VL0241 Bearing’s C3 radial internal clearance allows for thermal expansion in high-speed applications.
Its reference speed of 4800 r/min makes it suitable for demanding industrial uses.
The insulation coating provides a breakdown voltage of 1000-3000 VDC, ensuring safety in electrical applications.
This feature minimises the risk of damage from stray currents.
NU 217 ECM/C3VL0241 Bearing’s robust construction and electrical protection make it ideal for motors and generators.
Its design combines performance with long-term reliability in challenging conditions.
Industrial Uses of NU 217 ECM/C3VL0241 Bearing
NU 217 ECM/C3VL0241 Bearing is commonly used in industrial motors and generators, where its insulating coating prevents electrical damage from stray currents. The machined brass cage ensures smooth operation even under heavy radial loads.
In wind turbine applications, NU 217 ECM/C3VL0241 Bearing’s high dynamic load rating makes it suitable for handling variable wind forces. Its C3 clearance accommodates thermal expansion during continuous operation.
For railway traction motors, NU 217 ECM/C3VL0241 Bearing provides reliable performance with its breakdown voltage protection. The 500 µm coating thickness offers durable insulation against electrical arcing.
Where Is NU 217 ECM/C3VL0241 Bearing Used?
You’ll often find NU 217 ECM/C3VL0241 Bearing in electric vehicle drivetrains, where it manages both mechanical loads and electrical isolation. Its 50MΩ minimum resistance ensures consistent performance in high-voltage environments.
The bearing also works well in industrial pumps, particularly those with variable frequency drives. The VL0241 coating suffix indicates its suitability for environments with electrical interference risks.
Built for Heavy-Duty Use: NU 217 ECM/C3VL0241 Bearing
NU 217 ECM/C3VL0241 Bearing handles tough conditions in steel mill equipment, thanks to its 190 kN dynamic load capacity. The 4800 r/min reference speed allows for efficient operation in high-speed rolling mills.
In mining machinery, this bearing’s robust construction withstands both radial loads and electrical challenges. The chrome steel components provide excellent wear resistance in abrasive environments.
Medical vs Industrial: Where NU 217 ECM/C3VL0241 Bearing Excels
While not typically used in medical devices, NU 217 ECM/C3VL0241 Bearing shines in industrial MRI power systems. Its insulation properties prevent current leakage that could affect imaging quality.
For laboratory equipment with electric motors, this bearing offers quieter operation than standard options. The brass cage reduces vibration in precision measurement devices.
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