8MSA3M.R0-72

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The 8MSA3M.R0-72 by B & R Automation is part of the 8MS Three Phase Synchronous Motors series and features a timing belt made of neoprene rubber. It has a belt pitch of 8mm, a width of 24mm, and a length of 720mm with 90 teeth. The tensile cord material is fiberglass and operates from -30°C to +80°C.

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Product Description:

The 8MSA3M.R0-72 Motor is made for precision control in automation setups. It offers reliable performance for applications that demand accurate motion. This motor is manufactured by B & R Automation for industrial automation setups.

The 8MSA3M.R0-72 synchronous motor has a stall torque of 1.3 Nm. This motor runs at a stalled current of 1.01 amperes. This combination enables steady torque delivery at low or zero speed. The motor provides a maximum torque output of 5.2 Nm. The highest current during heavy use is 4.3 A. These values help to handle rapid acceleration in dynamic systems. The stator resistance is measured at 34.5 Ohms across two phases. Stator inductance is rated at 62 mH across the same two phases. This electrical setup enables smooth and current control which is protected from noise. The electrical time constant is 1.8 milliseconds. It assures quick current reaction during sudden torque demands. The thermal time constant is 30 minutes. This supports effective cooling during extended operation. The moment of inertia is measured at 0.65 kilograms square centimeters. This allows quick reaction to speed changes without any delay. The total motor weight is 2.25 kg. Its lightweight makes it ideal for handling and installations. Every part promotes efficiency, thermal stability and torque reliability.

The 8MSA3M.R0-72 three phase motor ensures exceptional torque performance in lightweight systems. Fast electrical response improves accuracy in motion control sequences. Its high peak torque capacity assists in temporary overload conditions. This motor is built for continuous use in compact industrial machines. The Three-phase synchronous motor is broadly used in robotic assemblies and packaging systems. The electrical and thermal profiles ensure durability and dependable motion.

Electrical Time Constant tel
1.8 ms
Maximum Allowable Load
Check manufacturer data
Moment of Inertia
0.65 kgcm²
Peak Current Imax
4.3 A
Peak Torque Mmax
5.2 Nm
Stall Torque
1.3 Nm
Stalled Current
1.01 A
Stator Inductance L2ph
62 mH
Stator Resistance R2ph
34.5 Ω
Thermal Time Constant ttherm
30 min
Weight
2.25 kg

Frequently Asked Questions about 8MSA3M.R0-72:

Q: What is the stall torque value of the 8MSA3M.R0-72 8MS Three Phase Synchronous Motor?

A: The 8MSA3M.R0-72 8MS Three Phase Synchronous Motor has a 1.3 Nm stall torque ideal for controlled starts in automation.

Q: How heavy is the 8MSA3M.R0-72 8MS Three Phase Synchronous Motor?

A: The 8MSA3M.R0-72 8MS Three Phase Synchronous Motor weighs 2.25 kilograms, making it suitable for lightweight robotic systems.

Q: What is the inductance of the 8MSA3M.R0-72 8MS Three Phase Synchronous Motor?

A: The 8MSA3M.R0-72 8MS Three Phase Synchronous Motor features 62 mH inductance for smoother and cleaner motor current flow.

Q: How does the 8MSA3M.R0-72 8MS Three Phase Synchronous Motor handle heat?

A: The 8MSA3M.R0-72 8MS Three Phase Synchronous Motor has a 30-minute thermal time constant that helps maintain internal temperature during operation.

Q: What application types suit the 8MSA3M.R0-72 8MS Three Phase Synchronous Motor?

A: The 8MSA3M.R0-72 8MS Three Phase Synchronous Motor is ideal for robotic handling, conveyor systems, and compact precision tools.


Internal Product Review

  • ‘‘The 8MSA3M.R0-72 8MS Three Phase Synchronous Motor offers compact design and responsive performance. Its 1.3 Nm torque and 1.8 ms time constant support real-time motion. The 2.25 kg weight and fast stator control make it perfect for robotics and precision assembly operations.’’

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