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The NKE 6224-M-C3-SQ77 is an electrically insulated ball bearing with a 120mm bore and 215mm outer diameter, designed to handle both radial and axial loads. It features a special coating on the outer ring to prevent electrical currents from damaging the bearing.
With a dynamic load rating of 146kN and a static load rating of 118kN, it can handle heavy loads while spinning smoothly at speeds up to 6300 RPM. The brass cage ensures durability and reduces friction.
The insulating coating provides a breakdown voltage of 1000-3000V and an electrical resistance of 50-200 MΩ, making it ideal for electric motors or generators. Its C3 radial clearance allows for thermal expansion in high-speed applications.
Weighing 5.6kg, this bearing is robust yet manageable for industrial use. It complies with ROHS standards, ensuring safe and environmentally friendly operation. Perfect for applications where electrical insulation is critical.
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How Is 6224-M-C3-SQ77 Bearing Engineered for Reliability?
6224-M-C3-SQ77 Bearing features an insulating coating on the outer ring, preventing electrical damage in high-voltage environments.
Its breakdown voltage ranges from 1000 to 3000 V, ensuring safe operation in electrically charged applications.
The brass cage enhances durability and maintains smooth rotation under heavy loads.
With a dynamic load rating of 146 kN, it delivers consistent performance in demanding conditions.
What Makes 6224-M-C3-SQ77 Bearing Suitable for High-Temperature Applications?
6224-M-C3-SQ77 Bearing’s insulation coating withstands high temperatures, maintaining its protective properties.
The C3 radial internal clearance allows for thermal expansion, ensuring reliable operation in varying conditions.
Its brass cage resists heat, reducing wear and extending the bearing’s lifespan.
With a reference speed of 6300 r/min, it balances speed and stability effectively.
Designed for Durability: 6224-M-C3-SQ77 Bearing
6224-M-C3-SQ77 Bearing’s robust construction includes a brass cage for enhanced strength and longevity.
The insulation coating provides electrical resistance between 50 and 200 MΩ, protecting against current leakage.
Its static load rating of 118 kN ensures reliable performance under heavy loads.
The layer thickness of 100~500 µm offers consistent insulation and durability.
Steel vs Ceramic Bearings: Strengths of 6224-M-C3-SQ77 Bearing
6224-M-C3-SQ77 Bearing uses a steel construction with an insulating coating, combining strength and electrical protection.
The brass cage ensures smooth operation, reducing friction and wear compared to ceramic alternatives.
With a basic dynamic load rating of 146 kN, it handles heavy loads efficiently.
Its electrical insulation properties make it ideal for applications where ceramic bearings may not be suitable.
Industrial Uses of 6224-M-C3-SQ77 Bearing
This bearing is commonly used in electric motors and generators, where its insulating coating prevents electrical currents from causing damage. The brass cage ensures smooth operation even under high-speed conditions.
Where Is 6224-M-C3-SQ77 Bearing Used?
You’ll often find it in wind turbines, where the insulation helps manage stray currents. Its C3 clearance makes it suitable for applications with thermal expansion.
Built for Heavy-Duty Use: 6224-M-C3-SQ77 Bearing
In industrial pumps, this bearing handles both radial and axial loads effortlessly. The SQ77 coating adds durability, making it a reliable choice for harsh environments.
Automotive vs Aerospace: Applications of 6224-M-C3-SQ77 Bearing
In automotive alternators, it prevents electrical arcing, while in aerospace systems, its lightweight design and insulation are key. The high dynamic load rating ensures longevity in both fields.
Perfect Fit for Automation: 6224-M-C3-SQ77 Bearing
This bearing works well in robotic arms, where electrical insulation is crucial. The 6300 r/min speed rating supports precise, high-speed movements.
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