8MSA4L.R0-A4
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The 8MSA4L.R0-A4 motor has a frame size of 80 mm, a rated power of 750 watts, a rated speed of 3000 rpm, and features a 23-bit absolute encoder. Part of the 8MS Three Phase Synchronous Motors series by B & R Automation, it offers natural cooling, IP65 protection, and a peak torque of 7.17 Nm for efficient performance.
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Product Description:
The 8MSA4L.R0-A4 Synchronous Motor designed for demanding automation tasks. It delivers excellent dynamic response and precision across various industrial applications. The motor features compact dimensions, high torque output and reliable integrated braking performance for controlled and safe operations.
This 8MSA4L.R0-A4 synchronous motor provides a peak torque of 30 Nm and a rated power output of 2.64 kW that is suitable for high demand applications. It operates at a maximum speed of 12,000 min⁻¹ and offers a torque constant of 1.08 Nm/A. The stalled current of the motor is 6.98 A and the electrical time constant measures 6.34 ms. The holding brake integrated into this model offers a holding torque of 8 Nm with an installed load of 18 W and a maximum speed of 10,000 min⁻¹. The brake draws an installed current of 0.75 A and requires an installed voltage of 24 V. It has an activation delay of 40 ms and a release delay of 7 ms that ensures timely braking and release operations. The moment of inertia of the brake is 0.54 kgcm² while its weight is 0.46 kg. These specifications support rapid acceleration and deceleration while ensuring mechanical safety and stability.
The 8MSA4L.R0-A4 synchronous motor from B & R Automation weighs 7.7 kg without the brake that ensures a robust yet manageable setup during installation. This 8MS series synchronous motor has been specifically engineered for high performance industrial applications that demand precise speed control, high torque density and energy efficiency. It is commonly integrated into advanced manufacturing processes across various sectors including plastics, packaging, metalworking and the food and beverage industries where consistent motor speed is critical for product quality and process synchronization.
Frequently Asked Questions about 8MSA4L.R0-A4:
Q: How does the 8MSA4L.R0-A4 motor maintain high dynamic precision in fast-paced applications?
A: The 8MSA4L.R0-A4 motor features a torque constant of 1.08 Nm/A and an electrical time constant of 6.34 ms. This ensures rapid current response and consistent dynamic control across automation cycles.
Q: Is the 8MSA4L.R0-A4 synchronous motor suitable for high-speed industrial environments?
A: Yes, this motor reaches a maximum speed of 12,000 min⁻¹, making it ideal for high-throughput operations. Its compact design allows integration where speed and space efficiency are critical.
Q: How does the brake system in the 8MSA4L.R0-A4 model support machine safety?
A: The integrated holding brake delivers 8 Nm torque with 0.75 A installed current and a 24 V input. It activates in 40 ms and releases in just 7 ms, enabling safe, timely stops.
Q: Will the 8MSA4L.R0-A4 motor hold steady under stalled conditions during operation?
A: It handles a stalled current of 6.98 A while maintaining performance stability. This makes it suitable for applications that involve frequent starts, stops, or load-holding sequences.
Q: What makes the 8MSA4L.R0-A4 from B & R Automation a strong fit for packaging or metalworking sectors?
A: It offers 2.64 kW rated power and 30 Nm peak torque, ensuring reliable speed control under varying loads. These specs help maintain process synchronization and output quality in precision industries.
