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Electrically Insulated Single Row Cylindrical Roller Bearings NU215ECM/C3VL0241
Electrically Insulated Single Row Cylindrical Roller Bearings NU215ECM/C3VL0241

Electrically Insulated Single Row Cylindrical Roller Bearings NU215ECM/C3VL0241

This electrically insulated cylindrical roller bearing measures 75mm by 130mm by 25mm and weighs 1.44kg. It is designed with a special coating on the outer ring to prevent electrical damage.

The bearing supports dynamic loads up to 280kN and static loads up to 265kN, operating smoothly at speeds reaching 4500 RPM. Its C3 internal clearance accommodates thermal expansion during use.

The insulation coating provides protection against electrical currents, withstanding voltages from 1000 to 3000 VDC. The machined brass cage ensures reliable performance and durability.

Suitable for electric motors, generators, and industrial machinery where electrical insulation is needed. Compliant with RoHS and REACH standards for safe operation.

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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 1.44 kg
  • Basic Dynamic Load Rating 280.0 kN
  • Basic Static Load Rating 265.0 kN
  • Reference Speed 4500.0r/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 Is NU215ECM/C3VL0241 Bearing Engineered for Reliability?

NU215ECM/C3VL0241 Bearing features an electrical insulation coating on its outer ring, protecting against current damage.
This specialised coating provides a breakdown voltage between 1000-3000 VDC, making it suitable for electric motor applications.
The machined brass cage maintains proper roller alignment, contributing to smooth operation under heavy loads.
With a basic dynamic load rating of 280 kN, NU215ECM/C3VL0241 Bearing delivers consistent performance in demanding industrial environments.

Why Choose NU215ECM/C3VL0241 Bearing for Precision Tasks?

NU215ECM/C3VL0241 Bearing’s C3 radial internal clearance allows for thermal expansion during high-speed operation.
The electrical insulation coating maintains minimum resistance of 50MΩ, preventing electrical erosion in precision equipment.
Its 500µm coating thickness ensures reliable insulation while maintaining dimensional stability.
The reference speed of 4500r/min enables NU215ECM/C3VL0241 Bearing to perform effectively in high-rotation applications.

Designed for Durability: NU215ECM/C3VL0241 Bearing

NU215ECM/C3VL0241 Bearing incorporates a robust brass cage that withstands high rotational speeds and temperatures.
The electrical insulation system prevents damage from stray currents, extending service life in electric machinery.
With a basic static load rating of 265 kN, it handles heavy radial loads without compromising performance.
The 1.44kg design balances strength and weight for efficient operation in various industrial settings.

Application

How Does NU215ECM/C3VL0241 Bearing Improve Performance?
In industrial settings, NU215ECM/C3VL0241 Bearing works well in electric motors and generators where electrical currents could damage standard bearings. Its special insulation coating prevents electrical arcing, which helps extend equipment life in manufacturing plants.
You’ll find NU215ECM/C3VL0241 Bearing in automotive electric power steering systems and hybrid vehicle drivetrains. The C3 clearance accommodates thermal expansion during operation, while the brass cage maintains stability at higher speeds.
For automation equipment, NU215ECM/C3VL0241 Bearing supports robotic joints and conveyor drives where electrical insulation is necessary. The cylindrical roller design handles both radial loads and moderate axial loads in these applications.

Where Is NU215ECM/C3VL0241 Bearing Used?
NU215ECM/C3VL0241 Bearing frequently appears in wind turbine generators and industrial pumps exposed to stray currents. The 500µm insulation layer provides reliable protection against electrical damage in these demanding environments.
In railway traction motors, NU215ECM/C3VL0241 Bearing’s electrical resistance prevents current passage through rotating components. This feature reduces maintenance needs while supporting the substantial loads in transportation systems.
The bearing suits medical imaging devices like CT scanners where electrical isolation is crucial for patient safety. Its consistent performance helps maintain precision in diagnostic equipment operations.

Industrial Uses of NU215ECM/C3VL0241 Bearing
NU215ECM/C3VL0241 Bearing serves well in industrial fans and compressors subject to variable frequency drives. The insulation coating handles voltages up to 3000 VDC, protecting against electrical erosion in motor applications.
Machine tool spindles benefit from NU215ECM/C3VL0241 Bearing’s ability to withstand electrical discharge while maintaining precision. The cylindrical rollers distribute loads evenly across the bearing surface during high-speed rotation.
You might spot NU215ECM/C3VL0241 Bearing in electric vehicle charging systems and industrial robotics. Its brass cage material provides good guidance for rollers while resisting corrosion in various operating conditions.

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