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Electrically Insulated Single Row Cylindrical Roller Bearings NU 326 ECM/C3VL2071

Electrically Insulated Single Row Cylindrical Roller Bearings NU 326 ECM/C3VL2071

This electrically insulated cylindrical roller bearing measures 130mm by 280mm by 58mm, with a robust construction that supports substantial loads. It features an insulating coating on its inner ring, providing reliable electrical resistance.

The bearing handles dynamic loads up to 720 kN and static loads up to 750 kN, while maintaining smooth operation at speeds reaching 3000 RPM. Its C3 radial internal clearance allows for thermal expansion in various operating conditions.

A machined brass cage enhances durability and guides rollers effectively during rotation. The special VL2071 coating offers protection against electrical currents, with breakdown voltages from 1000 to 3000 VDC.

Well-suited for electric motors and generators where electrical insulation is crucial. Its compliance with RoHS and REACH standards ensures safe use in industrial applications.

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Product Parameters

  • Model NU 326 ECM/C3VL2071
  • Product Category Electrically Insulated Single Row Cylindrical Roller Bearings
  • Insulating Coating Types Insulation coating on inner ring
  • Coating Suffix VL2071
  • Manufacturers TFL
  • Bore Diameter 130 mm
  • Outside Diameter 280 mm
  • Width 58 mm
  • Net Weight 18.3 kg
  • Basic Dynamic Load Rating 720.0 kN
  • Basic Static Load Rating 750.0 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
Electrically Insulated Single Row Cylindrical Roller Bearings NU 326 ECM/C3VL2071 dimension drawing
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Features

How Is NU 326 ECM/C3VL2071 Bearing Engineered for Reliability?

NU 326 ECM/C3VL2071 Bearing features an insulation coating on its inner ring, protecting against electrical damage.
This coating provides a breakdown voltage of 1000 to 3000 VDC, ensuring safe operation in electrically active environments.
With a basic dynamic load rating of 720.0 kN, it handles heavy radial loads efficiently.
The machined brass cage maintains roller alignment, contributing to long service life and reduced maintenance needs.

Application

How Does NU 326 ECM/C3VL2071 Bearing Improve Performance?
NU 326 ECM/C3VL2071 Bearing works well in industrial machinery where electrical currents might cause damage, such as large motors or generators.
Its special insulation coating helps prevent electrical erosion, which can extend the equipment’s service life.

In automotive electric drives, NU 326 ECM/C3VL2071 Bearing handles high radial loads while protecting against stray currents.
The brass cage provides good stability at higher speeds, making it suitable for hybrid vehicle applications.

For medical imaging devices, NU 326 ECM/C3VL2071 Bearing offers reliable operation in MRI machines where electrical insulation is critical.
The consistent performance helps maintain image quality during extended scanning procedures.

Where Is NU 326 ECM/C3VL2071 Bearing Used?
You’ll find NU 326 ECM/C3VL2071 Bearing in automation equipment like large robotic arms that require electrical protection.
The C3 clearance allows for thermal expansion during continuous operation cycles.

In consumer applications, NU 326 ECM/C3VL2071 Bearing serves well in industrial-grade washing machines and large ventilation systems.
The insulation properties make it safe for home appliances that experience power fluctuations.

Built for Heavy-Duty Use: NU 326 ECM/C3VL2071 Bearing
NU 326 ECM/C3VL2071 Bearing performs reliably in conveyor systems found in mining and material handling operations.
Its robust construction can withstand the vibration and shock loads common in these environments.

For wind turbine generators, NU 326 ECM/C3VL2071 Bearing provides both electrical insulation and high load capacity.
The 58mm width gives it good stability in the variable conditions experienced in renewable energy applications.

Q&A

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