PMB31D-00201-03

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The PMB31D-00201-03 is a brushless servomotor with a power rating of 19.2 W and a speed of 3500 RPM. Manufactured by Pacific Scientific as part of their PMB Brushless Servomotors series, it features a flange mount and operates at 24 VDC with a current of 0.8 A. The motor has IP54 enclosure and a 6 mm shaft diameter.

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Product Description:

The PMB31D-00201-03 Brushless Servomotor is manufactured by Pacific Scientific, a high-precision motion device engineered for efficient performance in industrial applications. It is designed for use in challenging automation and control systems. This servomotor operates at peak stall torque and maximum operating torque of 4.3 Nm.

The PMB31D-00201-03 brushless servomotor has a frame size of 34. The unit includes a rugged and cost-effective servomotor line type. It delivers durable output in automated systems and equipment. The motor has a winding current rating of 5.4 A. This supports efficient torque output under regular load conditions. The motor has a flat shaft design for secure mechanical coupling. It provides enhanced rotational control and motor balance. The unit integrates a Hall sensor for rotor position detection. This sensor enables proper synchronization in directional movement. The product has an IP40-rated construction for dust protection. It has a flying lead with MS connectors. These connectors offer secure and stable electrical termination. The motor operates in a 0 to 40 °C temperature range. This operating range supports standard automation conditions. It is well-suited for enclosed and controlled environments. The PMB31D-00201-03 brushless servomotor ensures continuous motion in industrial equipment. The motor delivers a continuous static torque of 2.1 Nm and supports an operating torque of 1.6 Nm for consistent performance under load. It operates at a rated speed of 6000 RPM and reaches a no-load speed of 8400 RPM that provides high-speed capabilities for dynamic motion applications.

The PMB31D-00201-03 servomotor operates with a continuous static current of 5.1 A and requires a current of 10.6 A to achieve peak torque. It features a rotational inertia of 0.14 × 10⁻³ kg·m² which enables a responsive acceleration and deceleration. The motor is designed with a line-to-line inductance of 5.2 mH that supports smooth and stable electrical performance during operation.

Bearing Type
Ball Bearing
Body Length
75 mm
Connection Type
Flying leads with MS connectors
Construction Sealing
IP 40 Construction with MS or AMP mini mate N Lock
Continuous rated torque
2.1 Nm
Continuous Stall current
5.1 A
Enclosure
IP54
Frame Size
34
Operating Temperature
0 to +40 °C
Peak Stall torque
4.3 Nm
Sensor type
Hall Sensor
Shaft Type
Flat shaft
Winding Current
5.4 A
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Frequently Asked Questions about PMB31D-00201-03:

Q: Why is a Hall sensor used in the PMB31D-00201-03 Brushless Servomotor?

A: The Hall sensor detects rotor position in real-time. This allows for accurate commutation and controlled directional movement.

Q: How does IP40 protection rating impact this motor’s usage?

A: The IP40 rating protects the motor against solid particles over 1mm. It's suitable for use in clean industrial environments.

Q: What role do flying leads with MS connectors play in PMB31D-00201-03?

A: The flying leads and MS connectors provide secure electrical termination. This ensures reliable connectivity under high-vibration conditions.

Q: Why is a 5.4 A winding current rating significant in this motor?

A: The 5.4 A supports steady torque delivery under rated load. It balances performance without overheating or overloading the system.

Q: How does a rated speed of 6000 RPM benefit continuous motion systems?

A: The high rated speed ensures consistent output in high-throughput applications. It’s suitable for packaging, robotics, and CNC systems.


Internal Product Review

  • ‘‘The PMB31D-00201-03 Brushless Servomotor delivers reliable continuous static torque of 2.1 Nm and achieves 10.6 A peak current for high torque output. Its flying lead with MS connectors ensures secure electrical connections, vital for industrial automation precision. The IP40 rating protects it from dust intrusion.’’

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