PMB31D-10114-01
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The PMB31D-10114-01 is a NEMA Size 34 servomotor with a continuous stall torque of 2.1 Nm and an IP40 protection rating. Manufactured by Pacific Scientific as part of the PMB Brushless Servomotors series, it features an encoder resolution of 2048 ppr and a rated speed of 8,400 RPM. This motor weighs 5.2 kg.
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Product Description:
The manufacturer of product PMB31D-10114-01 Brushless Servomotor is Pacific Scientific. These servomotors are highly performing systems in different industrial functions. They have built in certain advanced features to be reliable and efficient. The motor is a 2.0 ohms resistance (line-to-line). It draws a current at a torque peak of 15.3 Nm, and a typical rated torque of 1.62 Nm.
The PMB31D-10114-01 Brushless Servomotor weighs 2.5 kg which makes it light to ease its installation and use. The PMB brushless servomotor has a thermal time constant is 28 minutes which facilitates the dissipation of heat. The shaft construction has a seal ring, which protects the motor against contaminants. It has a round shaft construction and has an inbuilt digital encoder that gives accurate feedback with 2048 pulses per revolution (ppr). The connector wire is of a flying-ball kind with AMP connectors which simplifies installation and connectivity. The temperature range of this servomotor is between +5 to +55 °C. Its humidity tolerance is high at up to 95 percent. The viscous damping coefficient is 0.0124 Nm/kRPM and this facilitates the reduction of vibrations. The maximum static friction is 0.09 Nm, which confirms smooth operation. The brushless servomotor has a winding designation of D and operates at a current of 5.4 A.
The maximum height of installation of the PMB31D-10114-01 Brushless servomotor is 1000 meters. The stack length is 1 with a motor frame size of 34. The standard rated speed of the PMB Brushless Servomotors amounts to 6000 rpm with the line-to-line inductance of 5.2 mH. This PMB brushless servo motor has stable characteristics and can be easily used in diversified applications.
Frequently Asked Questions about PMB31D-10114-01:
Q: How does the PMB31D-10114-01 brushless servomotor perform in high-humidity environments?
A: The PMB31D-10114-01 withstands up to 95% humidity, aided by its sealed shaft design that prevents moisture ingress, maintaining insulation and mechanical integrity.
Q: How does the thermal time constant of 28 minutes help in motor performance?
A: The thermal time constant of 28 minutes enables the motor to absorb heat slowly, reducing thermal spikes and increasing insulation life and motor longevity.
Q: What is the significance of the 5.2 mH inductance in the PMB31D-10114-01 servomotor?
A: The 5.2 mH line-to-line inductance helps smooth out current ripple during high-speed operation, minimizing electrical noise and enhancing efficiency.
Q: How does the 2048 ppr encoder benefit motion accuracy?
A: The 2048 pulses per revolution encoder provides high-resolution feedback, allowing the motor controller to make fine adjustments and maintain tight positional accuracy in demanding applications.
Q: What makes the PMB31D-10114-01 brushless servomotor suitable for industrial automation?
A: The PMB31D-10114-01 servomotor combines compact form (2.5 kg), digital feedback, and precise torque handling to offer consistent operation in automated robotic and CNC systems.
