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NKE Electrically Insulated Single Row Cylindrical Roller Bearing NU218-E-TVP3-C3-SQ77
NKE Electrically Insulated Single Row Cylindrical Roller Bearing  NU218-E-TVP3-C3-SQ77

NKE Electrically Insulated Single Row Cylindrical Roller Bearing NU218-E-TVP3-C3-SQ77

The NU218-E-TVP3-C3-SQ77 is an electrically insulated cylindrical roller bearing with dimensions of 90mm by 160mm by 30mm, made for handling radial loads. It features a special coating on the outer ring to prevent electrical currents from damaging the bearing.

With a dynamic load rating of 208 kN and a static load rating of 220 kN, it can handle heavy-duty applications. The polymer cage ensures smooth operation at speeds up to 4500 RPM.

The insulating coating provides a breakdown voltage of 1000-3000V and an electrical resistance over 2000 MΩ, making it ideal for electric motors or generators. Its C3 radial clearance allows for thermal expansion in demanding conditions.

Weighing 2.4kg, this bearing is both sturdy and compliant with RoHS and REACH standards. Perfect for industries where electrical insulation is crucial, such as wind turbines or industrial machinery.

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Product Parameters

  • Model NU218-E-TVP3-C3-SQ77
  • Product Category Electrically Insulated Single Row Cylindrical Roller Bearing
  • Insulating Coating Types Insulation coating on outer ring
  • Coating Suffix SQ77
  • Manufacturers NKE
  • Bore Diameter 90.0 mm
  • Outside Diameter 160.0 mm
  • Width 30.0 mm
  • Net Weight 2.4 kg
  • Basic Dynamic Load Rating 208 kN
  • Basic Static Load Rating 220 kN
  • Reference Speed 4500 r/min
  • Breakdown Voltage (DC) 1000 ~3000 V
  • Layer Thickness > 0.125 mm
  • Electrical Resistance > 2,000 MΩ
  • Cage Material Polymer cage
  • Radial Internal Clearance C3
  • ROHS Compliant
  • REACH Compliant

Features

Engineered for Precision: NU218-E-TVP3-C3-SQ77 Bearing

NU218-E-TVP3-C3-SQ77 Bearing features an insulation coating on the outer ring, preventing electrical damage in high-voltage environments.
Its breakdown voltage ranges from 1000 to 3000 V, making it suitable for electric motors and generators.

The polymer cage ensures smooth operation and reduces friction, even at high speeds up to 4500 r/min.
With a basic dynamic load rating of 208 kN, it handles heavy radial loads reliably.

NU218-E-TVP3-C3-SQ77 Bearing’s C3 radial internal clearance allows for thermal expansion in demanding applications.
The coating thickness exceeds 0.125 mm, providing durable electrical insulation over time.

Designed for longevity, NU218-E-TVP3-C3-SQ77 Bearing requires minimal maintenance despite harsh operating conditions.
Its electrical resistance of over 2000 MΩ ensures consistent performance in electrically charged environments.

Application

Industrial Uses of NU218-E-TVP3-C3-SQ77 Bearing
NU218-E-TVP3-C3-SQ77 Bearing is commonly used in electric motors and generators, where its electrically insulated coating prevents current passage and reduces damage from stray currents. The polymer cage ensures smooth operation even in high-speed conditions.

In automation systems, NU218-E-TVP3-C3-SQ77 Bearing supports robotic arms and conveyor belts, providing reliable performance under continuous use. Its C3 radial clearance allows for thermal expansion in demanding environments.

For wind turbine applications, NU218-E-TVP3-C3-SQ77 Bearing’s high dynamic load rating makes it suitable for handling variable loads. The insulation coating also protects against electrical erosion in harsh weather conditions.

Where Is NU218-E-TVP3-C3-SQ77 Bearing Used?
NU218-E-TVP3-C3-SQ77 Bearing finds its place in industrial pumps, where its robust design handles both radial and axial loads efficiently. The breakdown voltage rating ensures safety in electrically noisy environments.

In railway systems, NU218-E-TVP3-C3-SQ77 Bearing is used in traction motors, offering durability and resistance to electrical currents. The polymer cage reduces vibration and noise for smoother operation.

Built for Heavy-Duty Use: NU218-E-TVP3-C3-SQ77 Bearing
NU218-E-TVP3-C3-SQ77 Bearing is ideal for steel mills and mining equipment, where its high static load rating supports heavy machinery. The insulation coating extends bearing life by preventing electrical damage.

For food processing equipment, NU218-E-TVP3-C3-SQ77 Bearing’s polymer cage resists corrosion from cleaning agents. Its precise dimensions ensure consistent performance in hygienic environments.

Automotive vs Aerospace: Applications of NU218-E-TVP3-C3-SQ77 Bearing
In automotive applications, NU218-E-TVP3-C3-SQ77 Bearing is used in hybrid vehicle motors, where insulation is crucial for electrical safety. The high-speed capability suits modern electric drivetrains.

For aerospace systems, NU218-E-TVP3-C3-SQ77 Bearing’s lightweight design and electrical insulation make it suitable for auxiliary power units. The C3 clearance accommodates thermal changes at high altitudes.

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