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Electrically Insulated Ball Bearings 6311M/C4VL0241
Electrically Insulated Ball Bearings 6311M/C4VL0241

Electrically Insulated Ball Bearings 6311M/C4VL0241

The 6311M/C4VL0241 is an electrically insulated ball bearing with a 55mm bore and 120mm outer diameter, designed to prevent electrical currents from passing through. Its outer ring features a special coating that provides insulation, making it ideal for electric motors and generators.

With a dynamic load rating of 83kN and a static load rating of 47.5kN, it handles heavy loads while maintaining smooth operation. The brass cage ensures durability, and it can reach speeds up to 11000 RPM.

The insulation coating offers a breakdown voltage of 1000-3000V and electrical resistance of 50-200 MΩ, protecting against electrical damage. Its C4 radial internal clearance allows for thermal expansion in high-speed applications.

This bearing is compliant with RoHS and REACH standards, making it safe for various industrial uses. Weighing 1.616kg, it’s a robust choice for applications where electrical insulation is crucial.

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Product Parameters

  • Model 6311M/C4VL0241
  • Product Category Electrically Insulated Ball Bearings
  • Coating Suffix VL0241
  • Insulating Coating Types Insulation coating on outer ring
  • Manufacturers TFL
  • Bore Diameter 55.0 mm
  • Outside Diameter 120.0 mm
  • Width 29.0 mm
  • Net Weight 1.616 kg
  • Basic Dynamic Load Rating 83.0 kN
  • Basic Static Load Rating 47.5 kN
  • Reference Speed 11000 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 C4
  • ROHS Compliant
  • REACH Compliant

Features

How Is 6311M/C4VL0241 Bearing Engineered for Reliability?

6311M/C4VL0241 Bearing features an insulation coating on the outer ring, preventing electrical current damage.
Its brass cage ensures smooth operation, even at high speeds up to 11,000 r/min.
The bearing’s basic dynamic load rating of 83.0 kN makes it suitable for demanding industrial applications.
With a breakdown voltage of 1000-3000 V, it offers reliable protection against electrical arcing.

Application

Industrial Uses of 6311M/C4VL0241 Bearing
6311M/C4VL0241 Bearing is commonly used in electric motors and generators, where its insulating coating prevents electrical currents from damaging the bearing. The brass cage ensures smooth operation even at high speeds.

Where Is 6311M/C4VL0241 Bearing Used?
In wind turbines, 6311M/C4VL0241 Bearing handles high dynamic loads while its insulation protects against stray currents. Its C4 clearance allows for thermal expansion in demanding environments.

Perfect Fit for Automation: 6311M/C4VL0241 Bearing
6311M/C4VL0241 Bearing works well in robotic arms, where electrical insulation reduces the risk of current-induced wear. The high reference speed keeps movements precise and efficient.

Automotive vs Aerospace: Applications of 6311M/C4VL0241 Bearing
In hybrid vehicles, 6311M/C4VL0241 Bearing supports electric drivetrains by blocking harmful currents. For aerospace, its lightweight design and insulation make it suitable for avionics systems.

Essential Roles of 6311M/C4VL0241 Bearing
6311M/C4VL0241 Bearing is ideal for medical imaging devices, where electrical insulation ensures accurate readings. The chrome steel construction provides long-lasting performance in critical applications.

Q&A

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