Servo Drive SD3

SD3 - PN.654116.42 Specification (PDF)

Servo Drive SD3 for UAVs by UAVOS


SD3 Servo Drive (SD) is designed for:

  • UAVs with takeoff weight less then 60 kg
  • Conversion of manned aircraft into UAV
  • Equipping of manned aircrafts with automatic piloting system (APS)
  • Power movement of UAV control surfaces and elements


Servo drive condition monitoring:

  • Temperature of the board power stage
  • Amperage
  • Voltage
  • Data from the absolute encoder

Technical Specifications

Dimensions, mm Weight, kg Operating temperature IP rating Connector type
124/62/23 0.203 -40°C to 100°C IP66 RS4ATV
Power supply Number of pins in the connector Fixing type
12 V 4 bracket with dampers

SD3 interfaces:
- RS-485

SD3 features:
- ESD protection
- Reverse polarity protection

When installed on the aircraft as part of onboard equipment at manned missions:

  • Stall unit as part of the drive is not provided
  • Current limitation is envisaged in the drive to allow it’s overpowering
Servo drive SD2 modifications drawing by UAVOS
SD3 PN.654116.42 servo drive modifications drawing


Model number: PN.654116.42
Reduction: 262:1
Torque, N·m (nominal): 0.3
Speed at rated load, rpm: 17.2