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Electrically Insulated Single Row Cylindrical Roller Bearings NU 1022 M/C3VA3091
Electrically Insulated Single Row Cylindrical Roller Bearings NU 1022 M/C3VA3091

Electrically Insulated Single Row Cylindrical Roller Bearings NU 1022 M/C3VA3091

The NU 1022 M/C3VA3091 is an electrically insulated cylindrical roller bearing, sized at 110mm bore and 170mm outer diameter, with a width of 28mm. Made with a robust insulation coating, it prevents electrical currents from damaging the bearing.

It handles dynamic loads up to 146kN and static loads up to 166kN, with a reference speed of 4800r/min. The breakdown voltage ranges from 1000 to 3000 VDC, making it suitable for high-voltage environments.

The machined brass cage ensures durability, while the C3 radial clearance allows for thermal expansion. It weighs 2.31kg and complies with RoHS and REACH standards.

Ideal for electric motors and generators, this bearing is designed to resist electrical arcing and extend equipment life.

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Product Parameters

  • Model NU 1022 M/C3VA3091
  • Product Category Electrically Insulated Single Row Cylindrical Roller Bearings
  • Insulating Coating Types Insulation coating
  • Coating Suffix VA3091
  • Manufacturers TFL
  • Bore Diameter 110.0 mm
  • Outside Diameter 170.0 mm
  • Width 28.0 mm
  • Net Weight 2.31 kg
  • Basic Dynamic Load Rating 146.0 kN
  • Basic Static Load Rating 166.0 kN
  • Reference Speed 4800.0r/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 Does NU 1022 M/C3VA3091 Bearing Prevent Electrical Damage?

NU 1022 M/C3VA3091 Bearing features an insulating coating with a breakdown voltage of up to 3000 VDC, protecting against electrical damage.
Its machined brass cage ensures smooth operation and reduces friction, even in high-speed applications.

The bearing’s C3 radial internal clearance allows for thermal expansion, maintaining performance under varying temperatures.
With a basic dynamic load rating of 146.0 kN, it handles heavy loads reliably.

NU 1022 M/C3VA3091 Bearing’s electrical resistance of at least 50MΩ ensures safety in electrically charged environments.
Its compact design and lightweight construction make it easy to integrate into various systems.

Application

Industrial Uses of NU 1022 M/C3VA3091 Bearing
NU 1022 M/C3VA3091 Bearing is commonly used in electric motors and generators, where its electrically insulated coating prevents current passage and reduces damage from stray currents.
The brass cage ensures smooth operation even under high-speed conditions, making it suitable for industrial machinery.

What Makes NU 1022 M/C3VA3091 Bearing a Preferred Choice?
In wind turbines, NU 1022 M/C3VA3091 Bearing handles heavy radial loads while its insulation protects against electrical erosion.
The C3 clearance allows for thermal expansion, making it reliable in varying operating temperatures.

Perfect Fit for Automation: NU 1022 M/C3VA3091 Bearing
NU 1022 M/C3VA3091 Bearing works well in robotic arms and CNC machines due to its high dynamic load rating and electrical insulation.
Its durable construction ensures long service life in continuous operation environments.

Medical vs Industrial: Where NU 1022 M/C3VA3091 Bearing Excels
NU 1022 M/C3VA3091 Bearing is ideal for medical imaging devices where electrical insulation is critical to avoid interference.
In industrial settings, it supports conveyor systems and pumps, offering both reliability and electrical safety.

Essential Roles of NU 1022 M/C3VA3091 Bearing
NU 1022 M/C3VA3091 Bearing is a go-to for railway applications, where its insulation prevents damage from electrical currents.
The high breakdown voltage ensures performance in demanding electrical environments.

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