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Electrically Insulated Single Row Cylindrical Roller Bearings NU 212 ECM/C3VL0241
Electrically Insulated Single Row Cylindrical Roller Bearings NU 212 ECM/C3VL0241

Electrically Insulated Single Row Cylindrical Roller Bearings NU 212 ECM/C3VL0241

The NU 212 ECM/C3VL0241 is an electrically insulated cylindrical roller bearing with a 60mm bore and 110mm outer diameter, designed to prevent electrical currents from damaging machinery. Its outer ring features a 500µm insulating coating, rated for up to 3000 VDC, making it ideal for electric motors or generators.

With a dynamic load rating of 108 kN and a reference speed of 6700 RPM, it handles heavy radial loads efficiently. The machined brass cage ensures smooth operation and durability under high-speed conditions.

The C3 radial clearance allows for thermal expansion, while the insulation coating maintains a minimum resistance of 50MΩ. This bearing is compliant with RoHS and REACH standards, ensuring safety and environmental friendliness.

Weighing 0.93kg, it’s a robust choice for industrial applications where electrical insulation and high performance are required, such as wind turbines or railway systems.

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Product Parameters

  • Model NU 212 ECM/C3VL0241
  • Product Category Electrically Insulated Single Row Cylindrical Roller Bearings
  • Insulating Coating Types Insulation coating on outer ring
  • Coating Suffix VL0241
  • Manufacturers TFL
  • Bore Diameter 60.0 mm
  • Outside Diameter 110.0 mm
  • Width 22.0 mm
  • Net Weight 0.93 kg
  • Basic Dynamic Load Rating 108.0 kN
  • Basic Static Load Rating 102.0 kN
  • Reference Speed 6700.0r/min
  • Breakdown Voltage (DC) 1000 VDC to 3000 VDC
  • Layer Thic kNess 500 µm
  • Electrical Resistance Min. 50MΩ
  • Cage Material Machined brass
  • Radial Internal Clearance C3
  • ROHS Compliant
  • REACH Compliant

Features

How Is NU 212 ECM/C3VL0241 Bearing Engineered for Reliability?

NU 212 ECM/C3VL0241 Bearing features an insulation coating on the outer ring, preventing electrical damage in high-voltage environments.
The machined brass cage ensures smooth operation and reduces friction, enhancing durability.
With a breakdown voltage of up to 3000 VDC, it provides reliable protection against electrical currents.
Its C3 radial internal clearance allows for thermal expansion, maintaining performance under varying conditions.

Application

Industrial Uses of NU 212 ECM/C3VL0241 Bearing
NU 212 ECM/C3VL0241 Bearing is commonly used in electric motors and generators, where its electrically insulated coating prevents current leakage and reduces damage from stray currents. The brass cage ensures smooth operation even under high-speed conditions.

What Makes NU 212 ECM/C3VL0241 Bearing a Preferred Choice?
In wind turbines, NU 212 ECM/C3VL0241 Bearing handles heavy radial loads while its insulation protects against electrical erosion. The C3 clearance allows for thermal expansion, making it reliable in fluctuating temperatures.

Perfect Fit for Automation: NU 212 ECM/C3VL0241 Bearing
This bearing is ideal for robotic arms and CNC machines, where precision and electrical insulation are key. The high dynamic load rating ensures long service life even in demanding industrial environments.

Medical vs Industrial: Where NU 212 ECM/C3VL0241 Bearing Excels
While not typically used in medical devices, NU 212 ECM/C3VL0241 Bearing shines in industrial settings like conveyor systems and pumps. Its insulation coating makes it safe for use near electrical components.

How Does NU 212 ECM/C3VL0241 Bearing Support High-Speed Operations?
With a reference speed of 6700r/min, this bearing is well-suited for high-speed applications like spindle drives. The machined brass cage provides excellent stability and reduces friction during operation.

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