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FAG Current-Insulated Bearings 6212-M-J20AA-C4
FAG Current-Insulated Bearings 6212-M-J20AA-C4

FAG Current-Insulated Bearings 6212-M-J20AA-C4

The FAG 6212-M-J20AA-C4 is a current-insulated bearing with a 60mm bore and 110mm outer diameter, featuring a ceramic-coated outer ring for electrical insulation. It handles dynamic loads up to 57kN and spins smoothly at speeds up to 12100 RPM.

Its brass cage ensures durability, while the C4 radial clearance allows for thermal expansion in demanding conditions. The coating provides high electrical resistance, with breakdown voltage up to 3000V.

This bearing is ideal for electric motors or generators where stray currents are a concern. Its compact 22mm width and 0.92kg weight make it easy to integrate into various setups.

Compliant with RoHS and REACH standards, it’s a reliable choice for industrial applications requiring electrical insulation. The coating maintains performance even in damp conditions.

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Product Parameters

  • Model 6212-M-J20AA-C4
  • Product Category Current-Insulated Bearings
  • Insulating Coating Types Outer ring ceramic coated
  • Coating Suffix J20AA
  • Manufacturers FAG
  • Bore Diameter 60.0 mm
  • Outside Diameter 110.0 mm
  • Width 22.0 mm
  • Net Weight 0.92 kg
  • Basic Dynamic Load Rating 57.0 kN
  • Basic Static Load Rating 36.5 kN
  • Reference Speed 12100 r/min
  • Breakdown Voltage (DC) ≤3000 V
  • Layer Thickness 200 µm
  • Electrical Resistance 50MΩ (Dry); 10MΩ (Damp)
  • Cage Material Brass cage
  • Radial Internal Clearance C4
  • ROHS Compliant
  • REACH Compliant

Features

How Is 6212-M-J20AA-C4 Bearing Engineered for Reliability?

6212-M-J20AA-C4 Bearing features an outer ring ceramic coating, providing excellent insulation against electrical currents.
Its breakdown voltage reaches up to 3000 V, making it suitable for applications with electrical interference.

The brass cage ensures smooth operation and reduces friction, even at high speeds up to 12,100 r/min.
With a basic dynamic load rating of 57.0 kN, it handles heavy loads reliably.

6212-M-J20AA-C4 Bearing’s C4 radial internal clearance allows for thermal expansion in demanding conditions.
The coating maintains high electrical resistance, even in damp environments.

Designed for longevity, 6212-M-J20AA-C4 Bearing requires minimal maintenance, reducing operational costs.
Its robust construction ensures consistent performance in industrial applications.

Application

Industrial Uses of 6212-M-J20AA-C4 Bearing
6212-M-J20AA-C4 Bearing is commonly used in electric motors and generators, where its current-insulating properties prevent damage from stray currents. The brass cage ensures smooth operation even at high speeds.

In wind turbines, 6212-M-J20AA-C4 Bearing handles both radial and axial loads while resisting electrical erosion. Its ceramic coating provides reliable insulation in harsh outdoor conditions.

For railway applications, 6212-M-J20AA-C4 Bearing’s C4 clearance accommodates thermal expansion in traction motors. The high breakdown voltage makes it suitable for electrified rail systems.

What Makes 6212-M-J20AA-C4 Bearing a Preferred Choice?
6212-M-J20AA-C4 Bearing works well in industrial pumps, where damp environments can cause electrical issues. Its 10MΩ damp resistance maintains performance even with moisture present.

The bearing’s 200µm coating thickness offers durability in conveyor systems prone to vibration. Users appreciate its balance between load capacity and electrical protection.

Built for Heavy-Duty Use: 6212-M-J20AA-C4 Bearing
6212-M-J20AA-C4 Bearing supports crane motors that face frequent start-stop cycles. The C4 clearance helps manage load variations during lifting operations.

In steel mill equipment, 6212-M-J20AA-C4 Bearing withstands both mechanical stress and electrical challenges. Its 57kN dynamic load rating suits demanding rolling mill applications.

Medical vs Industrial: Where 6212-M-J20AA-C4 Bearing Excels
While not typically used in medical devices, 6212-M-J20AA-C4 Bearing shines in factory automation equipment like CNC machines. The insulation prevents damage from variable frequency drives.

For food processing machinery, 6212-M-J20AA-C4 Bearing’s brass cage resists corrosion from washdowns. The ROHS compliance meets hygiene standards in production lines.

Q&A

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