MRT290G-3N-0200-NNNN
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MPN: R911389942
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The MRT290G-3N-0200-NNNN is part of the MRT IndraDyn T rotor unit series and features a motor frame size of 290 with fixing by screws (3N). Manufactured by Bosch Rexroth Indramat, the rotor offers a maximum velocity of 2500 min-1 and a thermal temperature class of 155. It has a rotor mass of 4.8 kg.
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Product Description:
Bosch Rexroth is a globally recognized manufacturer of different automation and drive technology. The MRT290G-3N-0200-NNNN Synchronous IndraDyn T Motor is a product of the Bosch. It is used to deliver effective and precise torque output for advanced motion control systems. Its robust structure and direct drive design allow smooth motion which makes it ideal for machine tools and automation environments.
The MRT290G-3N-0200-NNNN synchronous IndraDyn T motor rotor has a frame size of 290 with a rotor internal diameter of 200 mm and a frame length categorized as type G. It has a mechanical screw fastening system that confirms secure installation and stable operation. The rotor is designed for efficient thermal management and consistent torque delivery across long-duty cycles making it suitable for demanding environments. This rotor delivers a maximum speed of 2000 rpm and supports continuous high-performance operation with reliable rotational output. It ensures precise motion control with minimal mechanical wear. The unit is built to operate within an ambient temperature range of 0 °C to +40 °C and can be transported within –20 °C to +80 °C for safe installation flexibility.
The MRT290G-3N-0200-NNNN synchronous IndraDyn T motor complies with temperature class 155 as per DIN EN 60034-1 and maintains safe functionality up to a maximum rotor temperature of 100 °C. It is rated with IP00 protection which is suitable for installation in protected environments free from dust and moisture. Its rotor mass is 15.7 kg and maintains a moment of inertia of 0.235 kg·m² that provides enhanced control during dynamic changes. This model is ideal for integration into OEM systems where precise rotational output and long-term durability are essential.
Frequently Asked Questions about MRT290G-3N-0200-NNNN:
Q: Why is a moment of inertia of 0.235 kg·m² beneficial in the MRT290G-3N-0200-NNNN motor?
A: A moderate moment of inertia provides smoother response to load variations, enabling more precise control during acceleration and deceleration in motion-critical applications.
Q: How does the internal rotor design enhance motor performance?
A: The internal rotor of the MRT290G-3N-0200-NNNN reduces mass imbalance, enabling consistent rotational precision and minimizing vibration in high-speed applications.
Q: What advantages does the screw fastening system offer for installation?
A: It ensures a mechanically secure mounting interface, minimizing motor misalignment and enhancing stability under dynamic loads.
Q: Why is thermal class 155 significant for the MRT290G-3N-0200-NNNN motor?
A: This rating allows operation in environments where higher winding temperatures occur, improving reliability during intensive duty cycles.
Q: How does the 200 mm rotor internal diameter affect torque transmission?
A: A larger rotor diameter enables higher torque transmission efficiency by increasing the active magnetic surface area within the motor.
