Model 918

ROTARY BRUSHLESS STEPPER ACTUATORModel 918 Multi-Purpose Actuator

Our military qualified Model 918 Rotary Brushless Stepper Actuator controls the pitch-roll-yaw function of an antenna system in conjunction with the Model 917 azimuth drives.

For more information about how the model 918 rotary actuator can be tailored to fit your specific application, contact our applications engineers.

Features

  • Size: 4.06 x 2.50 x 4.35 inches
  • Power: 20 VDC
  • Weight: 2 lbs
  • Command: ±10 VDC
  • No-load speed: 300 rpm
  • Fail-safe brake: none
  • Inertial loads: 3 lb-in2
  • Position accuracy: ±0.5°
  • Backlash: 30 arc-minutes
  • MTBF: 5000 hrs
  • Stroke: ±3600°
  • Robust structural design
  • High efficiency steel gearing

 

Specifications
Size (inches) 4.06 x 2.50 x 4.35
Load
Torque (in-lbs)
5.8 oz-in @ 300 rpm
Stroke ±3600°
Weight 2 lbs