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The NU213-E-M6-C4-SQ77 is an electrically insulated cylindrical roller bearing with a 65mm bore and 120mm outer diameter, designed to prevent electrical currents from damaging machinery. It features a brass cage and a special SQ77 coating on the outer ring for insulation.
With a dynamic load rating of 122 kN and a static load rating of 118 kN, it handles heavy radial loads efficiently. The bearing can reach speeds up to 6300 RPM, making it suitable for high-speed applications.
The insulating coating provides a breakdown voltage of 1000-3000 V and an electrical resistance over 2000 MΩ, protecting against electrical arcing. Its C4 radial clearance ensures smooth operation under varying temperatures.
Ideal for electric motors, generators, or wind turbines, this bearing is RoHS and REACH compliant. Weighing 1.05 kg, it balances durability and performance in demanding environments.
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How Is NU213-E-M6-C4-SQ77 Bearing Engineered for Reliability?
NU213-E-M6-C4-SQ77 Bearing features an insulating coating on the outer ring, preventing electrical damage in high-voltage environments.
The brass cage ensures smooth operation and reduces friction, enhancing overall performance.
With a basic dynamic load rating of 122 kN, NU213-E-M6-C4-SQ77 Bearing handles heavy loads efficiently.
Its breakdown voltage ranges from 1000 to 3000 V, making it suitable for electrically demanding applications.
NU213-E-M6-C4-SQ77 Bearing’s C4 radial internal clearance allows for thermal expansion under high-speed conditions.
The coating thickness exceeds 0.125 mm, providing durable insulation and long service life.
Industrial Uses of NU213-E-M6-C4-SQ77 Bearing
NU213-E-M6-C4-SQ77 Bearing is commonly used in electric motors and generators, where its electrically insulated coating prevents current passage and reduces damage from stray currents. The brass cage ensures smooth operation even under high rotational speeds.
In wind turbine applications, NU213-E-M6-C4-SQ77 Bearing handles heavy radial loads while maintaining electrical insulation, crucial for preventing bearing fluting. Its C4 clearance allows for thermal expansion in variable temperature conditions.
For industrial pumps, NU213-E-M6-C4-SQ77 Bearing’s robust design and insulation make it suitable for environments with electrical interference. The coating’s high breakdown voltage ensures reliable performance in demanding settings.
What Makes NU213-E-M6-C4-SQ77 Bearing a Preferred Choice?
NU213-E-M6-C4-SQ77 Bearing is ideal for railway traction motors, where electrical insulation and durability are key. Its brass cage and cylindrical roller design provide excellent load distribution and longevity.
In CNC machinery, NU213-E-M6-C4-SQ77 Bearing offers precise rotation and electrical protection, enhancing equipment lifespan. The C4 clearance accommodates misalignment and thermal changes during operation.
For material handling systems, NU213-E-M6-C4-SQ77 Bearing’s insulation properties prevent electrical arcing, while its high dynamic load rating supports continuous operation. The coating’s resistance to wear ensures consistent performance over time.
Built for Heavy-Duty Use: NU213-E-M6-C4-SQ77 Bearing
NU213-E-M6-C4-SQ77 Bearing excels in steel mill equipment, where its insulation withstands high electrical currents and heavy loads. The brass cage maintains stability even in harsh industrial environments.
In mining machinery, NU213-E-M6-C4-SQ77 Bearing’s robust construction and electrical insulation protect against frequent starts and stops. The C4 clearance helps manage vibrations and shock loads effectively.
For paper manufacturing machines, NU213-E-M6-C4-SQ77 Bearing reduces downtime by preventing electrical damage to rolling elements. Its high reference speed ensures efficient performance in fast-moving applications.
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