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Electrically Insulated Single Row Cylindrical Roller Bearings NU 312 ECM/C3VL0241
Electrically Insulated Single Row Cylindrical Roller Bearings NU 312 ECM/C3VL0241

Electrically Insulated Single Row Cylindrical Roller Bearings NU 312 ECM/C3VL0241

The NU 312 ECM/C3VL0241 is an electrically insulated cylindrical roller bearing, measuring 60mm in bore diameter and 130mm outside, with a width of 31mm. Its outer ring features a special insulation coating to prevent electrical currents from damaging the bearing.

This model can handle dynamic loads up to 173 kN and static loads of 160 kN, with a reference speed of 5600 RPM. The machined brass cage ensures smooth operation and durability under high 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 2.16 kg, it’s a robust choice for industrial applications where electrical insulation is crucial. Compliant with RoHS and REACH standards for safe and reliable use.

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Product Parameters

  • Model NU 312 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 60.0 mm
  • Outside Diameter 130.0 mm
  • Width 31.0 mm
  • Net Weight 2.16 kg
  • Basic Dynamic Load Rating 173.0 kN
  • Basic Static Load Rating 160.0 kN
  • Reference Speed 5600.0r/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 312 ECM/C3VL0241 Bearing Engineered for Reliability?

NU 312 ECM/C3VL0241 Bearing features an insulating coating on the outer ring, preventing electrical damage in high-voltage environments.
The coating provides a breakdown voltage of up to 3000 VDC, ensuring safe operation in electrically charged applications.
With a machined brass cage, it maintains precise roller alignment for smooth performance.
Its C3 radial internal clearance allows for thermal expansion, reducing stress during operation.

What Makes NU 312 ECM/C3VL0241 Bearing Suitable for High-Temperature Applications?

NU 312 ECM/C3VL0241 Bearing’s robust design handles high temperatures while maintaining electrical insulation properties.
The machined brass cage ensures stability, even under demanding thermal conditions.
Its basic dynamic load rating of 173 kN supports heavy-duty operations without compromising performance.
The insulation coating remains effective, providing consistent electrical resistance of at least 50MΩ.

Built for Reliability: NU 312 ECM/C3VL0241 Bearing

NU 312 ECM/C3VL0241 Bearing is designed for long-lasting performance in electrically challenging environments.
Its insulation coating withstands voltages up to 3000 VDC, protecting against electrical currents.
The machined brass cage enhances durability, ensuring smooth roller movement.
With a reference speed of 5600 rpm, it delivers efficient and reliable operation.

Steel vs Ceramic Bearings: Strengths of NU 312 ECM/C3VL0241 Bearing

NU 312 ECM/C3VL0241 Bearing combines the strength of steel with advanced electrical insulation for specialised applications.
The outer ring’s 500 µm insulation layer prevents electrical arcing, ensuring safety.
Its high dynamic load rating of 173 kN makes it suitable for heavy industrial use.
The brass cage adds durability, making it a reliable choice for demanding conditions.

Application

Industrial Uses of NU 312 ECM/C3VL0241 Bearing
NU 312 ECM/C3VL0241 Bearing is commonly used in electric motors and generators, where its electrically insulated coating prevents current leakage and reduces damage from stray currents.
The brass cage ensures smooth operation even at high speeds, making it suitable for heavy industrial machinery.

What Makes NU 312 ECM/C3VL0241 Bearing a Preferred Choice?
In wind turbines, NU 312 ECM/C3VL0241 Bearing handles high radial loads while its insulation protects against electrical arcing, extending equipment life.
The C3 clearance allows for thermal expansion, ideal for environments with fluctuating temperatures.

Perfect Fit for Automation: NU 312 ECM/C3VL0241 Bearing
NU 312 ECM/C3VL0241 Bearing works well in robotic arms and CNC machines, where precision and electrical insulation are key.
Its durable construction ensures reliable performance in continuous operation, reducing downtime.

Medical vs Industrial: Where NU 312 ECM/C3VL0241 Bearing Excels
In medical imaging devices, NU 312 ECM/C3VL0241 Bearing’s insulation prevents interference with sensitive electronics.
For industrial pumps, its high dynamic load rating and resistance to electrical damage make it a dependable choice.

Q&A

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