PMB33C-20216-02

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The PMB33C-20216-02 motor, weighing 27.2 kg, features a NEMA Size 34 frame and delivers a peak torque of 9.7 Nm. Manufactured by Pacific Scientific as part of the PMB Brushless Servomotors series, it operates at a rated speed of 1,300 RPM with a maximum voltage of 240V AC. The motor supports continuous duty cycles.

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Product Description:

The PMB33C-20216-02 from Pacific Scientific is a high-performance brushless servomotor. With a compact NEMA 34 frame size, this motor offers a balance of torque and efficiency. It is part of the PMB Brushless Servomotors series designed to meet demanding industrial applications.

The PMB33C-20216-02 brushless servomotor features a nominal voltage of 240V AC or 320V DC. It operates with peak and continuous currents of 2.7 Arms and 5.3 Arms, respectively. Additionally the brushless servomotor offers multiple shaft options including flat, round and square key designs that allows it to be adaptable for various mounting configurations. The feedback cable is shielded and extends up to 457 mm. It delivers a peak torque of 9.7 Nm and a continuous torque of 5.0 Nm. The motor can achieve a rated speed of 1,300 rpm. This motor is also available with a variety of feedback options, such as a resolver, Hall sensor or digital encoder with 2048 or 4096 PPR. For environmental durability the servomotor is rated with an IP40 protection that ensure it is shielded from dust and particles. The motor's weight is 5.6 kg and it is designed with a mounting hole spacing of 2x 45° on a Ø66.68 mm. This motor offers customization options such as a thermistor and shaft seal for enhanced protection.

The PMB33C-20216-02 is engineered for efficiency, longevity, and precision, ensuring reliable performance across various systems. With a frame size of NEMA 34, the brushless servomotor provides robust mechanical performance. The inertia of motor is 0.40 kgm² x 10^-3. The motor comes with an encoder that provides an inertia of 27.2 lb-in.-sec² x 10^-3. These features ensure high torque density, which results in enhanced acceleration and a cooler motor during operation.

Connector Type
Flying leads with MS connectors
Continuous Stall Torque
5.0 Nm (44.5 lb-in)
Encoder Resolution
4096 ppr
Max Speed (240v Ac)
1,900 RPM
Motor Inertia
0.40 kg-cm^2 (3.57 lb-in-s^2)
Motor Size
NEMA Size 34
Motor Weight
27.2 kg
Nominal Current (rms, 240v Ac)
2.7 A
Nominal Stall Current @240vac Max
3.8 ARMS
Peak Current (rms, 240v Ac)
5.3 A
Peak Torque
9.7 Nm (86.3 lb-in)
Rated Speed (240v Ac)
1,300 RPM
Sensor Type
Digital Encoder with commutation
Stack Length Multiple
3
Winding Designator
C
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Frequently Asked Questions about PMB33C-20216-02:

Q: What benefits does the IP40 rating provide for the PMB33C-20216-02?

A: The IP40 rating ensures the PMB33C-20216-02 is protected from dust and particles, making it suitable for industrial environments. This protection helps maintain motor reliability in various operating conditions.

Q: How does the feedback option impact the performance of the PMB33C-20216-02?

A: The PMB33C-20216-02 offers multiple feedback options, such as a resolver, Hall sensor, and encoder. These feedback systems ensure accurate position control, increasing precision and efficiency during operation.

Q: Why is the PMB33C-20216-02 available with multiple shaft options?

A: The PMB33C-20216-02 can be installed into various setups due to its multiple shaft options that include flat, round, and square key. This flexibility makes it suitable for different machine configurations.

Q: How does the high torque density in the PMB33C-20216-02 improve its performance?

A: The high torque density of the PMB33C-20216-02 contributes to faster acceleration and cooler operation. This feature is critical for demanding applications where precision and reliability are paramount.

Q: What role does the encoder play in the PMB33C-20216-02 motor’s performance?

A: The encoder in the PMB33C-20216-02 helps provide precise position feedback, which improves control and response. This allows for highly accurate motion and improved overall system performance.


Internal Product Review

  • ‘‘The PMB33C-20216-02 is a brushless servomotor from Pacific Scientific that delivers high torque and efficiency. It features a 9.7 Nm peak torque, 1,300 rpm speed, and multiple feedback options. Its is commonly used in industrial applications such as medical equipment and semiconductor processing. ’’

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