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NKE Electrically Insulated Single Row Cylindrical Roller Bearing NU230-E-M6-C3-SQ77

NKE Electrically Insulated Single Row Cylindrical Roller Bearing NU230-E-M6-C3-SQ77

The NU230-E-M6-C3-SQ77 is an electrically insulated cylindrical roller bearing with a 150mm bore and 270mm outer diameter, designed to handle heavy loads. It features a brass cage and a special coating on the outer ring to prevent electrical currents from damaging the bearing.

With a dynamic load rating of 510 kN and a static load rating of 600 kN, this bearing is built for durability. It can operate at speeds up to 2600 RPM and withstand voltages from 1000 to 3000 V, making it ideal for electric motors and generators.

The C3 radial clearance ensures smooth operation under varying temperatures, while the insulation coating offers high resistance (>2000 MΩ). Its compact width of 45mm makes it easy to fit into tight spaces.

Perfect for industrial applications where electrical insulation is crucial, this bearing is RoHS and REACH compliant, ensuring safety and environmental standards are met. Weighing 11.8kg, it balances strength and practicality.

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Product Parameters

  • Model NU230-E-M6-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 150.0 mm
  • Outside Diameter 270.0 mm
  • Width 45.0 mm
  • Net Weight 11.8 kg
  • Basic Dynamic Load Rating 510 kN
  • Basic Static Load Rating 600 kN
  • Reference Speed 2600 r/min
  • Breakdown Voltage (DC) 1000 ~3000 V
  • Layer Thickness > 0.125 mm
  • Electrical Resistance > 2,000 MΩ
  • Cage Material Brass cage
  • Radial Internal Clearance C3
  • ROHS Compliant
  • REACH Compliant
NKE Electrically Insulated Single Row Cylindrical Roller Bearing NU230-E-M6-C3-SQ77 dimension drawing
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Features

How Is NU230-E-M6-C3-SQ77 Bearing Engineered for Reliability?

NU230-E-M6-C3-SQ77 Bearing features an insulating coating on the outer ring, preventing electrical damage in high-voltage environments.
Its brass cage ensures smooth operation and reduces friction, even at high speeds up to 2600 r/min.

With a basic dynamic load rating of 510 kN, NU230-E-M6-C3-SQ77 Bearing handles heavy loads reliably.
The C3 radial internal clearance allows for thermal expansion, maintaining performance under varying conditions.

NU230-E-M6-C3-SQ77 Bearing’s breakdown voltage of 1000-3000 V makes it suitable for electric motor applications.
The coating thickness exceeds 0.125 mm, providing durable insulation over time.

Application

Industrial Uses of NU230-E-M6-C3-SQ77 Bearing
NU230-E-M6-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 brass cage ensures smooth operation even under high rotational speeds.

Where Is NU230-E-M6-C3-SQ77 Bearing Used?
In wind turbines, NU230-E-M6-C3-SQ77 Bearing handles heavy radial loads while its insulation protects against electrical erosion. The C3 clearance allows for thermal expansion, making it suitable for variable operating conditions.

Built for Heavy-Duty Use: NU230-E-M6-C3-SQ77 Bearing
NU230-E-M6-C3-SQ77 Bearing excels in industrial gearboxes, where its high dynamic load rating ensures long service life. The SQ77 coating provides reliable insulation, even in harsh environments.

Automotive vs Aerospace: Applications of NU230-E-M6-C3-SQ77 Bearing
In automotive applications, NU230-E-M6-C3-SQ77 Bearing supports drivetrain components, while in aerospace, its precision and insulation are vital for avionics systems. The consistent performance makes it versatile across industries.

Perfect Fit for Automation: NU230-E-M6-C3-SQ77 Bearing
NU230-E-M6-C3-SQ77 Bearing is ideal for robotic arms and automated machinery, where electrical insulation and high-speed capability are crucial. The robust design minimises maintenance needs in continuous operation.

Q&A

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