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Electrically Insulated Single Row Cylindrical Roller Bearings NU 1028 M/C3VL2071
Electrically Insulated Single Row Cylindrical Roller Bearings NU 1028 M/C3VL2071

Electrically Insulated Single Row Cylindrical Roller Bearings NU 1028 M/C3VL2071

The NU 1028 M/C3VL2071 is an electrically insulated cylindrical roller bearing with a 140mm bore and 210mm outer diameter, designed to prevent electrical currents from damaging machinery. Its insulation coating on the inner ring can handle voltages up to 3000 VDC, making it ideal for electric motors or generators.

With a dynamic load rating of 172 kN and a static load rating of 245 kN, this bearing handles heavy loads while maintaining smooth operation. The machined brass cage ensures durability and reliable performance even at high speeds up to 3600 RPM.

The C3 radial internal clearance allows for thermal expansion, making it suitable for high-temperature environments. Its compact 33mm width and 4.05kg weight make it easy to integrate into various setups.

Compliant with RoHS and REACH standards, this bearing is a safe and efficient choice for industrial applications where electrical insulation is crucial. Perfect for wind turbines or railway systems where electrical arcing can be an issue.

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Product Parameters

  • Model NU 1028 M/C3VL2071
  • Product Category Electrically Insulated Single Row Cylindrical Roller Bearings
  • Insulating Coating Types Insulation coating on inner ring
  • Coating Suffix VL2071
  • Manufacturers TFL
  • Bore Diameter 140.0 mm
  • Outside Diameter 210.0 mm
  • Width 33.0 mm
  • Net Weight 4.05 kg
  • Basic Dynamic Load Rating 172.0 kN
  • Basic Static Load Rating 245.0 kN
  • Reference Speed 3600.0r/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 NU 1028 M/C3VL2071 Bearing Engineered for Reliability?

NU 1028 M/C3VL2071 Bearing features an insulation coating on the inner ring, preventing electrical damage in high-voltage environments.
Its breakdown voltage ranges from 1000 to 3000 VDC, ensuring safe operation in electrically demanding applications.
The machined brass cage enhances durability and maintains precise roller alignment.
With a basic dynamic load rating of 172 kN, it delivers reliable performance under heavy loads.

Why Choose NU 1028 M/C3VL2071 Bearing for Precision Tasks?

NU 1028 M/C3VL2071 Bearing offers a radial internal clearance of C3, providing optimal performance in high-speed applications.
Its insulation coating ensures minimal electrical resistance, with values starting from 50MΩ.
The bearing’s reference speed of 3600 r/min makes it suitable for precision machinery.
Its robust construction and high static load rating of 245 kN ensure long-term reliability.

Built for Durability: NU 1028 M/C3VL2071 Bearing

NU 1028 M/C3VL2071 Bearing is designed with a machined brass cage, reducing wear and extending service life.
The insulation coating on the inner ring protects against electrical currents, enhancing durability.
With a layer thickness of 500 µm, the coating provides consistent electrical insulation.
Its high dynamic load rating of 172 kN ensures reliable operation in demanding conditions.

Steel vs Ceramic Bearings: Strengths of NU 1028 M/C3VL2071 Bearing

NU 1028 M/C3VL2071 Bearing combines the strength of steel with advanced insulation properties.
Its insulation coating prevents electrical arcing, making it ideal for electric motors and generators.
The machined brass cage ensures smooth operation and reduces friction.
With a high static load rating of 245 kN, it outperforms many standard bearings in heavy-duty applications.

Application

Industrial Uses of NU 1028 M/C3VL2071 Bearing
NU 1028 M/C3VL2071 Bearing is commonly used in electric motors and generators, where its electrically insulated coating prevents current leakage and reduces bearing damage. The brass cage ensures smooth operation even under high-speed conditions.

What Makes NU 1028 M/C3VL2071 Bearing a Preferred Choice?
In wind turbines, NU 1028 M/C3VL2071 Bearing handles heavy radial loads while its insulation protects against electrical arcing. The C3 clearance allows for thermal expansion, making it reliable in variable temperatures.

Built for Heavy-Duty Use: NU 1028 M/C3VL2071 Bearing
NU 1028 M/C3VL2071 Bearing is ideal for industrial pumps, where its high dynamic load rating ensures long service life. The 500 µm insulation layer provides consistent performance in electrically harsh environments.

Automotive vs Aerospace: Applications of NU 1028 M/C3VL2071 Bearing
In automotive alternators, NU 1028 M/C3VL2071 Bearing offers durability and electrical safety. For aerospace applications, its lightweight design and high-speed capability make it a practical choice.

Perfect Fit for Automation: NU 1028 M/C3VL2071 Bearing
NU 1028 M/C3VL2071 Bearing works well in robotic arms, where precision and electrical insulation are key. The machined brass cage reduces friction, ensuring smooth movement in automated systems.

Q&A

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