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Electrically Insulated Single Row Cylindrical Roller Bearings NU 319 ECM/C3VL0241
Electrically Insulated Single Row Cylindrical Roller Bearings NU 319 ECM/C3VL0241

Electrically Insulated Single Row Cylindrical Roller Bearings NU 319 ECM/C3VL0241

This electrically insulated cylindrical roller bearing measures 95mm by 200mm by 45mm, featuring a protective coating on its outer ring. It supports substantial radial loads up to 390 kN and operates smoothly at speeds reaching 3600 RPM.

The insulation coating provides reliable protection against electrical currents, with a breakdown voltage from 1000 to 3000 VDC. Its machined brass cage ensures stable performance under demanding conditions.

With C3 radial internal clearance, it accommodates thermal expansion during operation. The bearing meets RoHS and REACH standards for environmental compliance.

Weighing 7.24kg, this robust unit suits electric motors, generators, and industrial drives where electrical insulation is essential. Its design helps prevent damage from stray currents in various applications.

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Product Parameters

  • Model NU 319 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 95 mm
  • Outside Diameter 200 mm
  • Width 45 mm
  • Net Weight 7.24 kg
  • Basic Dynamic Load Rating 390.0 kN
  • Basic Static Load Rating 390.0 kN
  • Reference Speed 3600.0r/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 319 ECM/C3VL0241 Bearing Engineered for Reliability?

NU 319 ECM/C3VL0241 Bearing features an insulating coating on its outer ring, protecting against electrical damage.
This coating provides a breakdown voltage from 1000 to 3000 VDC, ideal for electric motor applications.

The machined brass cage ensures stable roller guidance, reducing friction and wear.
With a basic dynamic load rating of 390 kN, it handles heavy radial loads efficiently.

Its C3 radial internal clearance accommodates thermal expansion, maintaining performance at high speeds.
The reference speed of 3600 r/min allows smooth operation in demanding conditions.

Electrical resistance of at least 50 MΩ prevents current passage, extending service life.
This design reduces maintenance needs and operational costs in industrial settings.

Application

How Does NU 319 ECM/C3VL0241 Bearing Improve Performance?
NU 319 ECM/C3VL0241 Bearing works well in industrial machinery like large pumps and conveyor systems where electrical currents can cause damage. Its special insulation coating prevents electrical arcing, which helps extend the equipment’s service life.
In automotive electric motors, NU 319 ECM/C3VL0241 Bearing handles high radial loads while protecting against stray currents from hybrid or electric vehicle systems. The brass cage maintains stability even at higher operating temperatures.
For medical imaging devices, NU 319 ECM/C3VL0241 Bearing’s electrical insulation ensures precise operation without interference from electromagnetic fields. This makes it suitable for CT scanners and MRI equipment where signal clarity matters.
In automation equipment, NU 319 ECM/C3VL0241 Bearing supports robotic arms and precision positioning systems that require reliable performance in electrically noisy environments. The C3 clearance accommodates thermal expansion during continuous operation.

Where Is NU 319 ECM/C3VL0241 Bearing Used?
You’ll find NU 319 ECM/C3VL0241 Bearing in industrial fans and blowers where electrical insulation is needed to prevent current damage. The coating withstands voltages up to 3000 VDC, providing good protection.
Automotive applications include electric power steering systems and generator units where NU 319 ECM/C3VL0241 Bearing manages both mechanical loads and electrical isolation. Its cylindrical roller design handles heavy radial forces effectively.
Medical laboratory equipment benefits from NU 319 ECM/C3VL0241 Bearing’s ability to operate without electrical interference in centrifuges and analyzers. The stainless steel components resist corrosion in various environments.
In consumer appliances, NU 319 ECM/C3VL0241 Bearing appears in large washing machines and industrial vacuum cleaners where electrical safety is important. The standard metric dimensions make replacement straightforward.

Industrial vs Medical: Applications of NU 319 ECM/C3VL0241 Bearing
In industrial settings, NU 319 ECM/C3VL0241 Bearing serves well in electric motors and gearboxes where electrical insulation prevents damage from circulating currents. The 500µm coating thickness provides reliable protection.
Medical imaging systems use NU 319 ECM/C3VL0241 Bearing in rotating components that require electrical isolation to maintain signal accuracy. The brass cage helps maintain smooth operation at the reference speed of 3600 rpm.
For automation equipment, NU 319 ECM/C3VL0241 Bearing supports precision positioning tables and robotic joints that operate in electrically active environments. The C3 clearance allows for thermal expansion during continuous use.
In automotive applications, NU 319 ECM/C3VL0241 Bearing works in hybrid vehicle systems where it handles radial loads while preventing electrical current passage. The 95mm bore size fits standard motor shafts.

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