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Electrically Insulated Single Row Cylindrical Roller Bearings NU 322 ECM/C3VL0241
Electrically Insulated Single Row Cylindrical Roller Bearings NU 322 ECM/C3VL0241

Electrically Insulated Single Row Cylindrical Roller Bearings NU 322 ECM/C3VL0241

The NU 322 ECM/C3VL0241 is an electrically insulated cylindrical roller bearing with a 110mm bore and 240mm outer diameter, designed to handle heavy loads. It features a robust brass cage and can manage dynamic loads up to 530 kN, making it suitable for demanding applications.

Its outer ring is coated with a 500µm insulating layer, providing protection against electrical currents up to 3000 VDC. This helps prevent damage from stray currents in electric motors or generators.

With a reference speed of 3000 rpm, it performs well in high-speed environments. The C3 radial clearance ensures smooth operation under varying temperatures.

Ideal for use in industrial machinery, wind turbines, or railway applications where electrical insulation is crucial. Compliant with RoHS and REACH standards for safety and environmental protection.

Weighing 11.4 kg, it’s a sturdy choice for heavy-duty equipment. The insulation coating also offers a minimum electrical resistance of 50MΩ, ensuring reliable performance.

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Product Parameters

  • Model NU 322 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 110.0 mm
  • Outside Diameter 240.0 mm
  • Width 50.0 mm
  • Net Weight 11.4 kg
  • Basic Dynamic Load Rating 530.0 kN
  • Basic Static Load Rating 540.0 kN
  • Reference Speed 3000.0r/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

Performance Features of NU 322 ECM/C3VL0241 Bearing

NU 322 ECM/C3VL0241 Bearing is designed with an insulating coating on the outer ring, preventing electrical current damage.
The coating provides a breakdown voltage of 1000-3000 VDC, ensuring safety in electrically charged environments.

With a basic dynamic load rating of 530 kN, NU 322 ECM/C3VL0241 Bearing handles heavy radial loads efficiently.
Its machined brass cage ensures smooth operation and reduces friction during high-speed applications.

NU 322 ECM/C3VL0241 Bearing operates at reference speeds up to 3000 r/min, maintaining performance under stress.
The C3 radial internal clearance allows for thermal expansion, making it suitable for varying operating conditions.

The insulation coating offers a minimum electrical resistance of 50MΩ, protecting against stray currents.
This feature makes NU 322 ECM/C3VL0241 Bearing ideal for use in electric motors and generators.

Application

Industrial Uses of NU 322 ECM/C3VL0241 Bearing
NU 322 ECM/C3VL0241 Bearing is commonly used in electric motors and generators, where its electrically insulated coating prevents current leakage and extends component life. The brass cage adds durability, making it suitable for high-speed industrial environments.

Where Is NU 322 ECM/C3VL0241 Bearing Used?
In wind turbines, NU 322 ECM/C3VL0241 Bearing handles heavy radial loads while its insulation protects against electrical damage. The C3 clearance ensures reliable performance even under thermal expansion.

Built for Heavy-Duty Use: NU 322 ECM/C3VL0241 Bearing
NU 322 ECM/C3VL0241 Bearing excels in railway applications, where its robust design withstands constant vibration and shock loads. The high breakdown voltage makes it ideal for traction systems.

Automotive vs Aerospace: Applications of NU 322 ECM/C3VL0241 Bearing
In automotive alternators, NU 322 ECM/C3VL0241 Bearing reduces electrical arcing risks, while in aerospace, its precision supports auxiliary power units. The coating resists corrosion in both environments.

Perfect Fit for Automation: NU 322 ECM/C3VL0241 Bearing
NU 322 ECM/C3VL0241 Bearing is a reliable choice for robotic arms in manufacturing, thanks to its smooth rotation and electrical insulation. The machined brass cage ensures low friction during repetitive movements.

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