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Electrically Insulated Single Row Cylindrical Roller Bearings NU 315 ECM/C3VL0241

Electrically Insulated Single Row Cylindrical Roller Bearings NU 315 ECM/C3VL0241

This electrically insulated cylindrical roller bearing measures 75mm by 160mm by 37mm and weighs 3.9kg. It is built to handle dynamic loads up to 100kN and static loads up to 114kN.

The bearing features an insulating coating on its outer ring, providing protection against electrical currents. This coating offers a breakdown voltage from 1000 to 3000 VDC, preventing damage from electrical arcing.

With a machined brass cage and C3 radial internal clearance, it maintains stable operation at speeds up to 5000 RPM. The insulation ensures a minimum electrical resistance of 50MΩ, safeguarding machinery in electrically active environments.

Suitable for electric motors, generators, or any application where stray currents are a concern, it helps prevent bearing damage. Compliant with RoHS and REACH standards, it is a reliable choice for industrial maintenance and replacement.

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Product Parameters

  • Model NU 315 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 75 mm
  • Outside Diameter 160 mm
  • Width 37 mm
  • Net Weight 3.9 kg
  • Basic Dynamic Load Rating 100.0 kN
  • Basic Static Load Rating 114.0 kN
  • Reference Speed 5000.0r/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 315 ECM/C3VL0241 dimension drawing
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Features

How Does NU 315 ECM/C3VL0241 Bearing Prevent Electrical Damage?

NU 315 ECM/C3VL0241 Bearing features an outer ring insulation coating that withstands voltages from 1000 to 3000 VDC.
This electrical protection prevents current passage through rotating components, eliminating electrical erosion risks.
With a minimum electrical resistance of 50MΩ, it ensures reliable operation in electrically hazardous environments.
The 500µm coating thickness provides consistent insulation throughout the bearing’s service life.

Application

Common Applications of NU 315 ECM/C3VL0241 Bearing
NU 315 ECM/C3VL0241 Bearing works well in industrial equipment like conveyor systems and large fans. Its electrical insulation helps prevent damage from stray currents in these settings.

You’ll find NU 315 ECM/C3VL0241 Bearing in automotive electric motors and hybrid vehicle components. The insulation coating protects it from electrical erosion, which is quite useful in modern cars.

For medical imaging devices and laboratory equipment, NU 315 ECM/C3VL0241 Bearing offers reliable performance. The brass cage and C3 clearance accommodate thermal expansion during long operating periods.

Where Is NU 315 ECM/C3VL0241 Bearing Used?
In automation systems, NU 315 ECM/C3VL0241 Bearing supports robotic arms and precision positioning tables. The electrical insulation is valuable where variable frequency drives are present.

Around the home, NU 315 ECM/C3VL0241 Bearing can be found in larger appliances like washing machines and power tools. Its construction handles both radial loads and minor electrical interference well.

The bearing’s insulation coating makes it suitable for wind turbine generators and industrial motor applications. This feature helps avoid electrical pitting damage over time.

Ideal for Precision: NU 315 ECM/C3VL0241 Bearing
NU 315 ECM/C3VL0241 Bearing fits nicely in machine tool spindles and printing machinery. The C3 clearance allows for thermal expansion during high-speed operation.

Electric vehicle components often use NU 315 ECM/C3VL0241 Bearing in traction motor applications. The VL0241 coating provides electrical protection without special mounting requirements.

For medical centrifuges and diagnostic equipment, NU 315 ECM/C3VL0241 Bearing maintains consistent performance. The machined brass cage contributes to smooth operation in these sensitive devices.

Industrial vs Medical: Applications of NU 315 ECM/C3VL0241 Bearing
In industrial settings, NU 315 ECM/C3VL0241 Bearing handles heavy loads in pump and compressor applications. The electrical insulation is particularly beneficial in motor-driven equipment.

Medical device manufacturers choose NU 315 ECM/C3VL0241 Bearing for CT scanners and MRI systems. Its ability to withstand electrical currents makes it reliable for sensitive diagnostic equipment.

Automation equipment designers select NU 315 ECM/C3VL0241 Bearing for CNC machinery and robotic systems. The combination of electrical protection and load capacity suits these demanding applications.

Q&A

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