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Electrically Insulated Single Row Cylindrical Roller Bearings NU 219 ECM/C3VL0241
Electrically Insulated Single Row Cylindrical Roller Bearings NU 219 ECM/C3VL0241

Electrically Insulated Single Row Cylindrical Roller Bearings NU 219 ECM/C3VL0241

The NU 219 ECM/C3VL0241 is an electrically insulated cylindrical roller bearing with a 110mm bore and 240mm outer diameter, designed to handle high loads. Its outer ring features a special coating that prevents electrical currents from damaging the bearing.

This model can manage dynamic loads up to 530 kN and static loads up to 540 kN, with a reference speed of 3400 RPM. The machined brass cage ensures smooth operation and durability under stress.

The insulation coating provides a breakdown voltage of 1000-3000 VDC and a minimum electrical resistance of 50MΩ, making it ideal for electric motors or generators. Its C3 radial clearance allows for thermal expansion in demanding conditions.

Weighing 2.84kg, it’s a robust choice for industrial applications where electrical insulation is crucial. Compliant with RoHS and REACH standards, it’s both safe and reliable.

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Product Parameters

  • Model NU 219 ECM/C3VL0241
  • Product Category Electrically Insulated Single Row Cylindrical Roller Bearings
  • Insulating Coating Types Insulation coating on outer ring
  • Coating Suffix VL0241
  • Manufacturers TFL
  • Bore Diameter 110.0 mm
  • Outside Diameter 240.0 mm
  • Width 50.0 mm
  • Net Weight 2.84 kg
  • Basic Dynamic Load Rating 530.0 kN
  • Basic Static Load Rating 540.0 kN
  • Reference Speed 3400.0r/min
  • Breakdown Voltage (DC) 1000 VDC to 3000 VDC
  • Layer Thic kNess 500 µm
  • Electrical Resistance Min. 50MΩ
  • Cage Material Machined brass
  • Radial Internal Clearance C3
  • ROHS Compliant
  • REACH Compliant

Features

How Is NU 219 ECM/C3VL0241 Bearing Engineered for Reliability?

NU 219 ECM/C3VL0241 Bearing features an insulation coating on the outer ring, preventing electrical arcing and ensuring safe operation.
The machined brass cage enhances durability and maintains proper roller alignment under high loads.

With a basic dynamic load rating of 530 kN, NU 219 ECM/C3VL0241 Bearing handles heavy radial loads efficiently.
Its breakdown voltage ranges from 1000 to 3000 VDC, making it suitable for electrically demanding environments.

The C3 radial internal clearance allows for thermal expansion, ensuring consistent performance.
NU 219 ECM/C3VL0241 Bearing’s design reduces the risk of electrical damage, extending its service life.

Application

Industrial Uses of NU 219 ECM/C3VL0241 Bearing
NU 219 ECM/C3VL0241 Bearing is commonly used in electric motors and generators, where its electrically insulated coating prevents current passage and reduces damage from stray currents. The machined brass cage ensures smooth operation even under high loads.

What Makes NU 219 ECM/C3VL0241 Bearing a Preferred Choice?
In wind turbines, NU 219 ECM/C3VL0241 Bearing handles high radial loads while its insulation protects against electrical erosion. The C3 clearance allows for thermal expansion, making it suitable for variable operating conditions.

Perfect Fit for Automation: NU 219 ECM/C3VL0241 Bearing
NU 219 ECM/C3VL0241 Bearing works well in robotic arms and CNC machines, where precision and electrical insulation are key. Its breakdown voltage of up to 3000 VDC ensures reliability in high-voltage environments.

Medical vs Industrial: Where NU 219 ECM/C3VL0241 Bearing Excels
NU 219 ECM/C3VL0241 Bearing is ideal for industrial gearboxes due to its high dynamic load rating, while its clean operation also suits medical imaging equipment. The coating resists corrosion, extending service life in both fields.

Q&A

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