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FAG Current-Insulated Bearings 6228-J20AA-C3
FAG Current-Insulated Bearings 6228-J20AA-C3

FAG Current-Insulated Bearings 6228-J20AA-C3

The FAG 6228-J20AA-C3 is a current-insulated bearing with a 140mm bore and 250mm outer diameter, designed to prevent electrical damage. Its outer ring features a ceramic coating, providing insulation up to 3000V.

With a dynamic load rating of 188kN, it handles heavy loads smoothly, even at speeds up to 3600 RPM. The C3 clearance allows for thermal expansion in demanding conditions.

The sheet metal cage ensures durability, while the coating maintains high electrical resistance (50MΩ dry). Ideal for electric motors or generators where stray currents are a concern.

Weighing 8kg, it’s robust yet manageable for industrial use. Compliant with RoHS and REACH standards for safe operation.

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Product Parameters

  • Model 6228-J20AA-C3
  • Product Category Current-Insulated Bearings
  • Insulating Coating Types Outer ring ceramic coated
  • Coating Suffix J20AA
  • Manufacturers FAG
  • Bore Diameter 140.0 mm
  • Outside Diameter 250.0 mm
  • Width 42.0 mm
  • Net Weight 8 kg
  • Basic Dynamic Load Rating 188.0 kN
  • Basic Static Load Rating 165.0 kN
  • Reference Speed 3600 r/min
  • Breakdown Voltage (DC) ≤3000 V
  • Layer Thickness 200 µm
  • Electrical Resistance 50MΩ (Dry); 10MΩ (Damp)
  • Cage Material Sheet metal
  • Radial Internal Clearance C3
  • ROHS Compliant
  • REACH Compliant

Features

How Is 6228-J20AA-C3 Bearing Engineered for Reliability?

6228-J20AA-C3 Bearing features an outer ring ceramic coating, providing excellent insulation against electrical currents.
Its breakdown voltage of up to 3000 V ensures reliable performance in electrically charged environments.
The sheet metal cage maintains ball alignment, reducing friction and wear.
With a dynamic load rating of 188.0 kN, it handles heavy loads efficiently.

What Makes 6228-J20AA-C3 Bearing Suitable for High-Temperature Applications?

6228-J20AA-C3 Bearing’s ceramic coating offers high resistance to electrical currents and heat.
It operates reliably in damp conditions, with an electrical resistance of 10MΩ.
The C3 radial internal clearance allows for thermal expansion, ensuring smooth operation.
Its reference speed of 3600 r/min makes it suitable for high-speed applications.

Designed for Durability: 6228-J20AA-C3 Bearing

6228-J20AA-C3 Bearing’s robust construction includes a ceramic-coated outer ring for enhanced insulation.
The sheet metal cage ensures stable performance under heavy loads up to 165.0 kN static load.
Its 200 µm coating thickness provides long-lasting protection against electrical damage.
With a net weight of 8 kg, it balances strength and ease of handling.

Steel vs Ceramic Bearings: Strengths of 6228-J20AA-C3 Bearing

6228-J20AA-C3 Bearing combines steel’s strength with ceramic’s insulating properties for superior performance.
The outer ring’s ceramic coating prevents electrical arcing, extending bearing life.
Its dynamic load rating of 188.0 kN ensures reliability in demanding conditions.
The C3 clearance accommodates thermal expansion, reducing stress during operation.

Application

Industrial Uses of 6228-J20AA-C3 Bearing
The 6228-J20AA-C3 Bearing is commonly used in electric motors and generators, where its ceramic coating prevents electrical arcing. This makes it ideal for environments with high electrical currents.

In wind turbines, 6228-J20AA-C3 Bearing handles both radial and axial loads while maintaining insulation properties. Its C3 clearance ensures reliable performance under varying thermal conditions.

For railway applications, 6228-J20AA-C3 Bearing supports traction motors, reducing downtime caused by electrical damage. The sheet metal cage adds durability in high-vibration settings.

Where Is 6228-J20AA-C3 Bearing Used?
You’ll find 6228-J20AA-C3 Bearing in industrial pumps, where its insulation protects against stray currents. The 42mm width provides stability in compact designs.

Built for Heavy-Duty Use: 6228-J20AA-C3 Bearing
In conveyor systems, 6228-J20AA-C3 Bearing withstands continuous operation without losing insulation effectiveness. The 250mm outer diameter suits larger machinery.

Medical vs Industrial: Where 6228-J20AA-C3 Bearing Excels
While not typical for medical devices, 6228-J20AA-C3 Bearing shines in industrial MRI cooling systems. Its dry resistance of 50MΩ ensures safety near sensitive equipment.

How Does 6228-J20AA-C3 Bearing Improve Performance?
By eliminating electrical pitting, 6228-J20AA-C3 Bearing extends service life in CNC machinery. The 188kN dynamic load rating handles demanding cutting operations.

Key Fields for 6228-J20AA-C3 Bearing
Mining equipment benefits from 6228-J20AA-C3 Bearing’s damp resistance of 10MΩ in humid conditions. The 140mm bore fits standard shaft sizes perfectly.

Q&A

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