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FAG Current-Insulated Bearings 6220-J20AB-C3

FAG Current-Insulated Bearings 6220-J20AB-C3

The FAG 6220-J20AB-C3 is a current-insulated bearing with a 100mm bore and 180mm outer diameter, featuring a ceramic-coated outer ring for electrical insulation. It handles dynamic loads up to 130kN and spins smoothly at speeds up to 5000 RPM.

Its sheet metal cage ensures durability, while the C3 radial clearance allows for thermal expansion in demanding conditions. The coating provides high electrical resistance, with up to 50MΩ when dry.

This bearing is ideal for electric motors or generators where electrical currents could cause damage. It works well in damp conditions, maintaining 10MΩ resistance.

Weighing 3.1kg, it’s a robust solution for industrial applications. Compliant with RoHS and REACH standards for safe use.

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    Description Features Application Q&A Featured Products Our Process

Product Parameters

  • Model 6220-J20AB-C3
  • Product Category Current-Insulated Bearings
  • Insulating Coating Types Outer ring ceramic coated
  • Coating Suffix J20AB
  • Manufacturers FAG
  • Bore Diameter 100.0 mm
  • Outside Diameter 180.0 mm
  • Width 34.0 mm
  • Net Weight 3.1 kg
  • Basic Dynamic Load Rating 130.0 kN
  • Basic Static Load Rating 93.0 kN
  • Reference Speed 5000 r/min
  • Breakdown Voltage (DC) ≤500 V
  • Layer Thickness 100 µm
  • Electrical Resistance 50MΩ (Dry); 10MΩ (Damp)
  • Cage Material Sheet metal
  • Radial Internal Clearance C3
  • ROHS Compliant
  • REACH Compliant
FAG Current-Insulated Bearings 6220-J20AB-C3 dimension drawing
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Features

How Does 6220-J20AB-C3 Bearing Resist Electrical Current?

6220-J20AB-C3 Bearing features an outer ring ceramic coating, providing excellent insulation against electrical currents.
The coating offers a breakdown voltage of up to 500 V, ensuring reliable performance in electrically charged environments.

With a basic dynamic load rating of 130 kN, 6220-J20AB-C3 Bearing handles heavy loads while maintaining insulation properties.
Its sheet metal cage ensures smooth operation and reduces friction, even at high speeds.

The bearing’s electrical resistance remains high, with 50MΩ when dry and 10MΩ in damp conditions.
This makes 6220-J20AB-C3 Bearing suitable for applications where electrical insulation is critical.

Designed for durability, 6220-J20AB-C3 Bearing operates efficiently with a reference speed of 5,000 r/min.
Its C3 radial internal clearance ensures optimal performance under varying thermal conditions.

Application

Industrial Uses of 6220-J20AB-C3 Bearing
The 6220-J20AB-C3 Bearing is commonly used in electric motors and generators, where its current-insulating coating prevents electrical damage. Its ceramic outer ring coating ensures reliable performance in environments with stray currents.

Where Is 6220-J20AB-C3 Bearing Used?
You’ll often find the 6220-J20AB-C3 Bearing in wind turbines and industrial drives, thanks to its ability to handle high dynamic loads. The C3 clearance makes it suitable for applications with thermal expansion.

Built for Heavy-Duty Use: 6220-J20AB-C3 Bearing
In conveyor systems and pumps, the 6220-J20AB-C3 Bearing offers durability and resistance to electrical arcing. The sheet metal cage provides stability under varying operational conditions.

Automotive vs Aerospace: Applications of 6220-J20AB-C3 Bearing
While the 6220-J20AB-C3 Bearing is used in automotive alternators, its aerospace applications include auxiliary power units. The high breakdown voltage ensures safety in critical systems.

Perfect Fit for Automation: 6220-J20AB-C3 Bearing
The 6220-J20AB-C3 Bearing works well in robotic arms and CNC machinery, where precision and electrical insulation are key. Its 5000 r/min speed rating supports efficient, high-speed operations.

Q&A

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