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SKF INSOCOAT Cylindrical Roller Bearings NU 224 ECM/C3VL0241
SKF INSOCOAT Cylindrical Roller Bearings NU 224 ECM/C3VL0241

SKF INSOCOAT Cylindrical Roller Bearings NU 224 ECM/C3VL0241

The SKF INSOCOAT NU 224 ECM/C3VL0241 is a cylindrical roller bearing with a 120mm bore and 215mm outer diameter, designed for heavy-duty applications. Its outer ring features an insulating coating to prevent electrical damage, making it ideal for electric motors.

With a dynamic load rating of 390kN and a static load rating of 430kN, it handles high loads effortlessly. The machined brass cage ensures smooth operation at speeds up to 3400r/min.

The insulation coating provides a breakdown voltage of 1000-3000VDC and a minimum electrical resistance of 50MΩ. This helps protect against current leakage in electrically noisy environments.

Weighing 6.34kg, it’s suitable for industrial machinery, generators, and wind turbines where electrical insulation is crucial. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Model NU 224 ECM/C3VL0241
  • Product Category INSOCOAT Cylindrical Roller Bearings
  • Insulating Coating Types Insulation coating on outer ring
  • Coating Suffix VL0241
  • Manufacturers SKF
  • Bore Diameter 120.0 mm
  • Outside Diameter 215.0 mm
  • Width 40.0 mm
  • Net Weight 6.34 kg
  • Basic Dynamic Load Rating 390.0 kN
  • Basic Static Load Rating 430.0 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 224 ECM/C3VL0241 Bearing Engineered for Reliability?

NU 224 ECM/C3VL0241 Bearing features an insulation coating on the outer ring, protecting against electrical currents.
This design ensures reliable operation in environments with electrical interference.
The machined brass cage enhances durability and maintains precise roller alignment.
With a basic dynamic load rating of 390 kN, it handles heavy loads efficiently.

What Makes NU 224 ECM/C3VL0241 Bearing Suitable for High-Temperature Applications?

NU 224 ECM/C3VL0241 Bearing’s insulation coating withstands high temperatures, ensuring consistent performance.
The C3 radial internal clearance allows for thermal expansion, preventing premature wear.
Its breakdown voltage ranges from 1000 to 3000 VDC, making it ideal for demanding electrical environments.
The machined brass cage further enhances its resilience under tough conditions.

Designed for Durability: NU 224 ECM/C3VL0241 Bearing

NU 224 ECM/C3VL0241 Bearing is built with a robust insulation coating, offering long-term protection.
The machined brass cage ensures smooth operation and reduces friction.
With a basic static load rating of 430 kN, it excels in heavy-duty applications.
Its reference speed of 3400 r/min balances performance and durability.

Steel vs Ceramic Bearings: Strengths of NU 224 ECM/C3VL0241 Bearing

NU 224 ECM/C3VL0241 Bearing combines chrome steel rollers with an insulation coating for superior performance.
The coating provides electrical resistance, while the steel ensures strength and durability.
Its machined brass cage maintains roller alignment, reducing wear.
With a layer thickness of 500 µm, it offers reliable insulation in harsh conditions.

Application

Industrial Uses of NU 224 ECM/C3VL0241 Bearing
NU 224 ECM/C3VL0241 Bearing is commonly used in electric motors and generators, where its insulating coating prevents electrical arcing and extends service life. The brass cage ensures smooth operation even under high-speed conditions.

In wind turbine applications, NU 224 ECM/C3VL0241 Bearing handles heavy radial loads while resisting electrical erosion. Its C3 clearance allows for thermal expansion in variable temperature environments.

For railway traction motors, NU 224 ECM/C3VL0241 Bearing’s high dynamic load rating makes it reliable for constant vibration and shock conditions. The insulation coating also protects against stray currents from electrified rails.

What Makes NU 224 ECM/C3VL0241 Bearing a Preferred Choice?
NU 224 ECM/C3VL0241 Bearing works well in industrial pumps, where its cylindrical rollers distribute loads evenly across the raceway. The VL0241 coating provides consistent insulation even in humid conditions.

In steel mill equipment, NU 224 ECM/C3VL0241 Bearing withstands both heavy loads and electrical interference. Its 500µm coating thickness ensures long-term protection against current leakage.

Built for Heavy-Duty Use: NU 224 ECM/C3VL0241 Bearing
NU 224 ECM/C3VL0241 Bearing is ideal for mining machinery, offering reliable performance in dusty environments. The machined brass cage resists deformation under extreme loads.

For paper manufacturing equipment, NU 224 ECM/C3VL0241 Bearing’s high reference speed suits fast-moving rollers. Its insulation properties prevent damage from static electricity buildup.

Automotive vs Aerospace: Applications of NU 224 ECM/C3VL0241 Bearing
In electric vehicle drivetrains, NU 224 ECM/C3VL0241 Bearing handles motor shaft loads while preventing electrical pitting. The C3 clearance accommodates thermal expansion during rapid charging cycles.

For aircraft ground power units, NU 224 ECM/C3VL0241 Bearing’s lightweight design and insulation meet aviation electrical safety standards. The 3000VDC breakdown voltage exceeds typical requirements.

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