REFLECTOR ROTATION MECHANISM

Purpose:

Moves large foldable reflector relative to reflector arm from stowed to operating position and adjusts reflector position within operating angles range during satellite flight.
Performances:
Adjustment angle about each axis, °
up to ± 25
Deployment angle, °
up to 290
Rotation speed, °/min
0,009-7,0
Rotation angle measurement error for each axis, arcmin, no more
1,5
Torque achieved for each axis, N·m, no less
60
Self-braking torque with motors powered OFF for each axis, N·m, no less
40
Moment of inertia from reflector external load, kg·m2
5310
Operating temperature range, °C
–30 to +60
Dimensions, mm, no more
410 × 255 × 220
Mass, kg
12,4
Life expectancy, h, no less
6300