PMB31B-10101-03
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The PMB31B-10101-03 features a magnetic sensing principle, a sensing distance of 10 mm, an operating voltage of 10 to 30 V DC, and a durable plastic housing. As part of the PMB Brushless Servomotors series by Pacific Scientific, it boasts IP67 protection, a PNP Normally Open output type, and a response time of ≤1 ms.
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Product Description:
The PMB31B-10101-03 is a high-performance brushless servomotor from Pacific Scientific. The motor supports resolver feedback and includes a shaft seal and PTC thermistor.
The PMB31B-10101-03 servomotor is housed in a NEMA 34 enclosure with a 134.1 mm stack length. It has a maximum torque of 4.7 Nm and a rated speed of 2,700 rpm. The constant stall torque is 2.1 Nm whereas the rated torque is 1.9 Nm. Its exposed-lam design ensures efficient torque and thermal performance. It employs Class F winding insulation which promotes greater thermal endurance. The motor uses neodymium iron-boron magnets to boost torque density. It draws 2.7 ARMS of constant stall current and 6.0 ARMS of peak torque. The motor has an inductance of 19.6 mH that allows for efficient electrical response under load. A 0.14 kgm² inertia rating ensures stable and smooth motion control. The connector type is AMP small Mate-N-Lock which is available as flying leads. Double-shielded bearings improve mechanical durability while reducing contamination risks. The shaft is circular and 12.7 mm in diameter. The mounting bolt circle diameter is 98.43 mm that ensures compatibility with common mounting systems. The motor and feedback cables are each 457 mm long with gauges of 18 AWG and 26 AWG, respectively. This type comes with a PTC thermistor and a shaft seal for added protection. It belongs to the PMB Brushless Servomotors series and is built for precise motion control.
The PMB31B-10101-03 operates smoothly up to 4,300 rpm no-load speed, providing flexibility for dynamic applications. This motor has a resolver feedback system that enables for reliable and accurate position detection. It is optimized for performance while staying cost-effective that makes it ideal for industrial motion systems. With resolver feedback and heat protection the servo motor performs consistently in harsh environments.
Frequently Asked Questions about PMB31B-10101-03:
Q: How does the exposed-lam design contribute to the performance of PMB31B-10101-03?
A: The exposed-lam construction improves airflow across the motor surface. This enhances heat dissipation and enables consistent torque under load.
Q: How does the AMP mini Mate-N-Lock connector enhance the PMB31B-10101-03 integration?
A: It simplifies motor wiring and reduces installation time. The connector also ensures secure and vibration-resistant electrical connections.
Q: Why is Neodymium Iron-Boron magnet used in this motor?
A: This magnet material delivers high magnetic strength in a compact size. It results in better torque density and reduced motor dimensions.
Q: How does the 19.6 mH inductance impact performance in PMB31B-10101-03?
A: This inductance value provides smoother current control at varying loads. It helps reduce torque ripple in closed-loop systems.
Q: What kind of drives are compatible with PMB31B-10101-03?
A: It is designed to work with PC8xx and SC9xx series drives. These drives match the electrical characteristics and feedback requirements of the motor.