PBA Systems Pte Ltd - The Leader in Linear Motors
The Leader in Linear Motors

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Models in This Series:

Direct Drive Rotary - PDDR 300

PDDR Direct Drive Rotary Motor Module

  • High RPM, speed and precision
  • Peak torque up to 450Nm

Specifications

SPECIFICATION Model
PDDR300-150-I PDDR300-300-I PDDR300-450-I
Performance Unit  
Peak Force Nm 150.1 299.7 450.9
Continuous Torque @ 100°C* Nm 50.0 99.9 150.3
Peak Power @ 100°C W 1566.8 3133.9 4131.0
Continuous Power @ 100°C* W 174.1 348.2 459.0
Electrical
Peak Current Apk 17.4 38.2
Continuous Current @ 100°C* Apk 5.8 12.7
Continuous Stall Current @ 100°C* Arms 4.1 9.0
Torque Constant Nm/Apk 8.6 7.9 11.8
Back EMF Constant Vpk/rad/s 9.9 9.0 13.6
Resistance L-L @ 25°C ohm 5.3 2.2 2.9
Resistance L-L @ 100°C ohm 6.9 2.9 3.8
Inductance L-L @ 1kHz mH 43.4 19.6 26.9
Motor Constant @ 100°C Nm/√W 3.8 5.4 7.0
Max. Terminal Voltage Vdc 400
Thermal
Thermal Resistance @ 100°C °C/W 0.43 0.22 0.16
Max. Winding Temperature °C 120
Mechanical
Rotor Inertia kg.m^2 0.1004 0.1288 0.1576
Motor Weight kg 45.0 55.0 65.0
Number of Pole Pairs N-S 16.0
Max. Speed* RPS 2.9 3.0 2.0
Max. Axial Load kg 1100.0
Max. Moment Load Nm 250.0
Axial Run-out (no load)*** um 20/10/5
Radial Run-out (no load)*** um 20/10/5
Parallelism**** um 50/30/20
Resolution (after quadrature) CPR A B (x80) C (x200) D (x400) E (x1000)
10,800 864,000 2,160,000 4,320,000 10,800,000
Repeatability** arcsec +/-2
Accuracy arcsec +/-30 / +/-15

Note:

  1. 1. Apk=1.414*Arms; Vpk=1.414*Vrms.
  2. 2. *Ambient temperature 25°C.
  3. 3. **Depend on encoder resolution.
  4. 4. ***Standard run-out 20um. Contact PBA for 10um and 5um.
  5. 5. ****Standard parallelism 50um. Contact PBA for 30um and 20um.
  6. 6. Specifications tolerance - inductance +/-30%, all others +/-10%.

Specifications are subject to change without prior notice

 

Drawings

PDDR 300

PDDR300 Drawing

MODEL PDDR300-150-I PDDR300-300-I PDDR300-450-I
L(mm) 140 173 207

Part Numbering System

PART NUMBERING SYSTEM

Speed vs Force Plot

 

PDDR240 Speed VS Force Plot

Videos


Click to download in MP4 format (1.6MB)

Downloads

The PDDR Series catalog is available for free at the DOWNLOADS section of this site.

The PDDR Series 3D Drawings are available for free at the DOWNLOADS section of this site.

COMPANY

SERVICES

CONTACT

505 Yishun Industrial Park A
PBA Building
Singapore 768733

Tel +(65) 6576 6767
Fax +(65) 6576 6768

Sales / General Enquiries
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Terms of Sale and Delivery

PRODUCTS

IRONLESS LINEAR MOTORS

IRON CORE LINEAR MOTORS

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DIRECT DRIVE ROTARY MOTORS

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