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Electrically Insulated Single Row Cylindrical Roller Bearings NU 317 ECM/C3VL0241
Electrically Insulated Single Row Cylindrical Roller Bearings NU 317 ECM/C3VL0241

Electrically Insulated Single Row Cylindrical Roller Bearings NU 317 ECM/C3VL0241

This electrically insulated cylindrical roller bearing measures 85mm by 180mm by 41mm, with a robust construction weighing 5.24kg. Its outer ring features a special 500µm insulation coating for electrical protection.

It supports dynamic loads up to 340kN and maintains smooth operation at speeds reaching 4000 RPM. The C3 radial clearance accommodates thermal expansion during use.

The machined brass cage enhances durability while the insulation prevents electrical damage from currents. It withstands voltages from 1000 to 3000 VDC with minimum 50MΩ resistance.

Suitable for electric motors, generators, and industrial machinery where electrical currents pose risks. Compliant with RoHS and REACH standards for reliable performance.

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Product Parameters

  • Model NU 317 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 85 mm
  • Outside Diameter 180 mm
  • Width 41 mm
  • Net Weight 5.24 kg
  • Basic Dynamic Load Rating 340.0 kN
  • Basic Static Load Rating 335.0 kN
  • Reference Speed 4000.0r/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 317 ECM/C3VL0241 Bearing Prevent Electrical Damage?

NU 317 ECM/C3VL0241 Bearing features an outer ring insulation coating that withstands voltages from 1000 to 3000 VDC.
This electrical protection prevents current passage through the bearing, eliminating electrical erosion risks.
Its 500 µm coating thickness provides reliable insulation with minimum 50 MΩ resistance.
The machined brass cage maintains stability, supporting consistent performance under electrical stresses.

Application

How Does NU 317 ECM/C3VL0241 Bearing Improve Performance?
NU 317 ECM/C3VL0241 Bearing works well in industrial equipment like large pumps and conveyor drives, where its electrical insulation prevents damage from stray currents.
The cylindrical roller design handles heavy radial loads while maintaining smooth operation in demanding environments.

In automotive electric motors, NU 317 ECM/C3VL0241 Bearing supports reliable performance by isolating components from electrical arcing.
Its brass cage and C3 clearance accommodate thermal expansion during continuous operation cycles.

For medical imaging devices, NU 317 ECM/C3VL0241 Bearing’s insulation coating ensures patient safety by blocking electrical currents.
The consistent performance makes it suitable for precision equipment requiring stable rotation.

Within automation systems, NU 317 ECM/C3VL0241 Bearing enables reliable operation in robotic arms and positioning tables.
The electrical protection prevents current-induced damage to sensitive control systems.

In consumer appliances like industrial fans, NU 317 ECM/C3VL0241 Bearing offers durable performance with electrical safety features.
The design maintains efficiency while protecting against voltage spikes in household applications.

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