User's Manual

Moog Components Group • www.moog.com/components
Linear Actuators
Model 995
Our 995 Rotary
Servo Actuator
provides mechanical
control of the
aircraft’s rudder yaw
dampening function
during autopilot engagement.
• Size: 4.50 x 5.70 x 2.70 inches
• Power: 28 VDC
• Power point: 60 in-lb @ 60 deg/sec
• Weight: 3.96 lbs
• Peak torque: 70 in-lb
• Brushless motor with Hall sensor
electronic commutation
• Brushless RVDT position transducer
• Derived tach signal
• BIT logic outputs
• Robust structural design
• Clutched output
• High efciency spur gearing
• Pulse width modulated motor power
• Tach signal output
• ±10 VDC input command signal to
position signal output
• Torque output limit electronics
• Position or rate servo operation
• Low backlash
• High reliability - 60,000 hour MTBF
• No load speed: 80 deg/sec
• Stroke: ±21°
Model 996
The Model 996
Rotary Servo
Actuator provides
auto throttle operation
as derived by the
aircraft’s ight control surfaces.
• Size: 5.80 x 4.80 x 5.60 inches
• Power: 28 VDC
• Power point: 210 in-lb @ 30 deg/sec
• Weight: 6.7 lbs
• Peak torque: 220 in-lbs
• Brushless motor with Hall sensor
electronic commutation
• 26 VAC, 400 Hz synchro position
transducer
• ±10 VDC rate signal
• Derived tach signal
• BIT logic outputs
• Robust structural design
• Worm and worm wheel output (irreversible)
• High efciency spur gearing
• Tach signal output
• Torque output limit electronics
• Low backlash
• High reliability - 60,000 hour MTBF
• Mechanical interface with cable shaves,
clutches and pilots throttle quadrant
• No load speed: 33 deg/sec
Linear Actuators translate rotary motion
to linear motion. They have the same
features and similar applications as rotary
units.
Model 310
The model 310
linear actuator
was designed
to control the cyclic and collective feel on
a helicopter.
• Size: 2.0 x 3.34 x 8.42 inches
• Power: 28 VDC
• Power point: 300 lbs @ 0.45 in/sec
• Weight: 4.5 lbs
• Peak force: 1000 lbs
• Uses C-13 rare earth permanent magnet
brush motor
• Limit switches
• Robust design with steel gearing and
power screw
• Environmentally sealed
• EMI lter
• Fail-safe brake
• No load speed: 0.6 in/sec
• Stroke: 3 in
Model 801/973
The Model
801/973 LinearServo Actuator is used to
position the pitch of the rotor blades on a tilt
rotor unmanned aerial vehicle. It is designed
to operate under extreme environmental
and endurance conditions. The controller
servo amplier is externally located.
(Model 801) Size: 3.25 x 3.56 x 10.42
inches retracted
(Model 973) Size: 3.25 wide x 3.56 x
11.17 inches retracted
• Power: 28 VDC
• Rated power point:
185 lb @ 1.60 in/sec (Model 801)
350 lb @ 1.50 in/sec (Model 973)
• Weight: 6.3 lb
• Two NFeB permanent magnet DC brush
motor/tachometers
• Two RVDT’s
• Robust structural design
• Low endplay
• High efciency steel gearing
• Monoball end-tting mount
• Ball screw/nut power screw assembly
• Stroke:
(Model 801) 4.78 inches Electrical stroke
(Model 973) 4.50 inches Electrical stroke
• Stall load: 1,120 lbs
Model 802
The Model 802 Linear Servo Actuator
is used to position the nacelles
on a tilt rotor unmanned
aerial vehicle during ight
conversion modes. It is
designed to operate
under extreme
environmental
and endurance
conditions.
• Size: 3.33 x 3.56 x 17.44 inches long
• Power: 28 VDC
• Stroke: 11.70 inches electrical stroke
• Rated Power Point: 800 lb @ 0.75 in/sec
• Weight: 8.0 lbs
• Two NFeB permanent magnet DC brush
motor/tachometers
• Two RVDT’s
• Robust structural design
• Low endplay
• High efciency steel gearing
• Monoball xed end tting and two
bushings on traveling nut for mounting
• Ball screw/nut power screw assembly
Model 974
The Model 974 Linear Servo Actuator
is used to position the nacelles on a tilt
rotor unmanned aerial vehicle during
ight conversion modes. It is designed to
operate under extreme environmental and
endurance conditions.
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Rotary Servo Actuators / Linear Actuators
Rotary Servo Actuators / Linear Actuators