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Electrically Insulated Single Row Cylindrical Roller Bearings NU 215 ECM/C3VL0241

Electrically Insulated Single Row Cylindrical Roller Bearings NU 215 ECM/C3VL0241

This electrically insulated cylindrical roller bearing measures 75mm by 130mm by 25mm, with a coating on its outer ring. It handles substantial loads, rated at 390 kN for both dynamic and static conditions.

The insulation provides protection against electrical currents, with a breakdown voltage from 1000 to 3000 VDC. This helps prevent damage from stray currents in machinery.

Its machined brass cage offers reliable performance, and the C3 radial internal clearance accommodates thermal expansion. The bearing is suitable for electric motors or generators where electrical insulation is necessary.

Weighing 1.48 kg, it meets RoHS and REACH standards. It’s a practical choice for industrial applications requiring both load capacity and electrical safety.

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Product Parameters

  • Model NU 215 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 130 mm
  • Width 25 mm
  • Net Weight 1.48 kg
  • Basic Dynamic Load Rating 390.0 kN
  • Basic Static Load Rating 390.0 kN
  • Reference Speed 4300.0r/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 215 ECM/C3VL0241 dimension drawing
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Features

How Is NU 215 ECM/C3VL0241 Bearing Engineered for Reliability?

NU 215 ECM/C3VL0241 Bearing features an insulation coating on its outer ring, protecting against electrical currents.
This coating provides a breakdown voltage of up to 3000 VDC, preventing damage from electrical discharges.
With a basic dynamic load rating of 390.0 kN, it handles heavy radial loads reliably.
The machined brass cage ensures stable roller guidance, enhancing durability and reducing wear.

Application

How Does NU 215 ECM/C3VL0241 Bearing Improve Performance?
NU 215 ECM/C3VL0241 Bearing works well in industrial equipment like large motors and pumps, where its electrical insulation prevents damage from stray currents.
The cylindrical roller design handles heavy radial loads smoothly, making it reliable for continuous operation in demanding environments.

In automotive electric drives, NU 215 ECM/C3VL0241 Bearing supports components that need protection from electrical arcing, such as alternators and traction motors.
Its brass cage and C3 clearance help manage thermal expansion, ensuring stable performance during variable speed conditions.

For medical imaging devices, NU 215 ECM/C3VL0241 Bearing’s insulation coating minimises interference in sensitive electronics, crucial for accurate diagnostics.
The high dynamic load rating also allows it to endure frequent use without compromising precision in equipment like MRI scanners.

Automation systems benefit from NU 215 ECM/C3VL0241 Bearing in robotic arms, where its breakdown voltage rating safeguards against electrical faults.
This feature, combined with easy integration into metric setups, reduces downtime in smart manufacturing lines.

In consumer appliances like industrial fans, NU 215 ECM/C3VL0241 Bearing offers quiet operation and longevity, thanks to its robust construction.
The insulation properties further protect against voltage spikes, making it a practical choice for home and commercial devices.

Q&A

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