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Electrically Insulated Ball Bearings 6330M/C3VL2071

Electrically Insulated Ball Bearings 6330M/C3VL2071

The 6330M/C3VL2071 is an electrically insulated ball bearing with a 150mm bore and 320mm outer diameter, designed to handle both dynamic and static loads up to 286kN. Its inner ring features a special coating to prevent electrical currents from passing through.

With a reference speed of 4300 RPM, it offers smooth operation in high-speed applications. The brass cage ensures durability, while the C3 radial clearance allows for thermal expansion in demanding conditions.

The insulating coating provides a breakdown voltage of 1000-3000V and electrical resistance of 50-200 MΩ, making it ideal for electric motors or generators. It’s also compliant with RoHS and REACH standards for environmental safety.

Weighing 25.4kg, this robust bearing suits industrial machinery where electrical insulation is crucial. Its 65mm width offers stability in heavy-duty applications.

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Product Parameters

  • Model 6330M/C3VL2071
  • Product Category Electrically Insulated Ball Bearings
  • Coating Suffix VL2071
  • Insulating Coating Types Inner ring insulation coating
  • Manufacturers TFL
  • Bore Diameter 150.0 mm
  • Outside Diameter 320.0 mm
  • Width 65.0 mm
  • Net Weight 25.4kg
  • Basic Dynamic Load Rating 286.0 kN
  • Basic Static Load Rating 285.0 kN
  • Reference Speed 4300.0 r/min
  • Breakdown Voltage (DC) 1000 ~3000 V
  • Layer Thickness 100~500 µm
  • Electrical Resistance 50~200 MΩ
  • Cage Material Brass cage
  • Radial Internal Clearance C3
  • ROHS Compliant
  • REACH Compliant
Electrically Insulated Ball Bearings 6330M/C3VL2071 dimension drawing
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Features

How Is 6330M/C3VL2071 Bearing Engineered for Reliability?

6330M/C3VL2071 Bearing features an inner ring insulation coating, providing excellent electrical resistance from 50 to 200 MΩ.
This design prevents electrical arcing, making it ideal for applications with stray currents.

The brass cage ensures smooth operation and reduces friction, even at high speeds up to 4,300 rpm.
With a basic dynamic load rating of 286 kN, it handles heavy loads reliably.

Its breakdown voltage ranges from 1,000 to 3,000 V, offering protection in electrically demanding environments.
The C3 radial internal clearance allows for thermal expansion, ensuring consistent performance.

6330M/C3VL2071 Bearing’s durable construction and insulation properties make it a dependable choice for industrial applications.
The coating thickness of 100 to 500 µm ensures long-term insulation performance.

Application

Industrial Uses of 6330M/C3VL2071 Bearing
6330M/C3VL2071 Bearing is commonly used in electric motors and generators, where its insulating coating prevents electrical arcing and extends component life. The brass cage adds durability, making it suitable for high-speed industrial applications.

Where Is 6330M/C3VL2071 Bearing Used?
In wind turbines, 6330M/C3VL2071 Bearing handles both radial and axial loads while resisting electrical currents that can cause damage. Its C3 clearance ensures reliable performance even under thermal expansion.

Built for Heavy-Duty Use: 6330M/C3VL2071 Bearing
This bearing excels in railway traction motors, where its high dynamic load rating and insulation properties are essential. The breakdown voltage range of 1000-3000V makes it ideal for high-voltage environments.

Medical vs Industrial: Where 6330M/C3VL2071 Bearing Excels
While not typically used in medical devices, 6330M/C3VL2071 Bearing is a staple in industrial pumps and compressors. Its electrical resistance and robust design prevent downtime in critical systems.

Perfect Fit for Automation: 6330M/C3VL2071 Bearing
In automated manufacturing lines, 6330M/C3VL2071 Bearing reduces maintenance needs thanks to its insulating layer and brass cage. The wide temperature range ensures consistent operation in varied conditions.

Q&A

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