Moog 813 User Manual

Rotary Servo Actuators • Linear Actuators • Ampliers • Transducers

A complete product line of actuator solutions for
the most demanding applications.

• Military and Commercial Aircraft

• Target Drones

• Unmanned Vehicles

• Military Land and Sea Vehicles

• Military Security Applications

Rotary Servo Actuators

Moog Components Group has been

designing and producing specialized high
technology and utility electromechanical
actuators for over 20 years. Total in-house
design, engineering and manufacturing
expertise for these products.

Rotary Servo Actuators

Rotary brush motor se rvo actua tors
utilize brush-type DC motors using both
Alnico and rare earth magnets. These
units have been designed with separate
or imbedded analog or digital ampliers,
spur gearing and pot entio meters as
feedback devices. Typical applications
include UAV, RPV, target drones and utility
aircraft applications.

Model 808

The 808 Rotary
Servo Actuator is
used to position
the control surfaces and utility functions
of a reconnaissance unmanned air vehicle
and is designed to operate under extreme
environmental conditions.

• Size: 1.1 x 2.7 x 4.0 inches

• Power: 28 VDC

• Peak torque: 100 in-lbs max

• Lightweight

• Robust structural design

• High efciency steel gearing

• Mechanical stops

• Environmental seal

• Embedded controller

• Internal mechanical slip clutch to prevent

gear damage when impacting the stops

• Hybrid output stage

• Internal torque limiting

• Surface mount implementation

• RS-422/RS-485 command options

• ±10 VDC analog command

• R/C command option

• 3 gear ratios available

• No load speed: 150-510 deg/sec

depending on gear ratio

• Rated load and speed: consult factory

for motor and gear ratios

• Stroke: ±51.5° and others available

Moog Components Group • www.moog.com/components

Model 813

The Model 813
Rotary Brushless
Actuator is an
antenna azimuth
drive servo actuator
used for airborne radar applications
including scan and sector modes.

• Size: 4.33 diameter x 7.76 inches long

from back of brake to front of mounting

ange

• Power: 28 VDC

• Rated Power Point: 320 in-lbs @ 25 rpm

• Weight: 12.5 lbs

• Rare earth brushless DC resolver

commutated motor

• Fail-safe electromagnetic brake with

manual disengage

• Robust structural design

• Low endplay

• Harmonic Drive™ gearbox

• Front ange mount

• Stroke: continuous rotation

• No-load speed: 45 rpm

• Low temperature operation to -94º F

with heat blanket

The Model 817

The Model 817 Rotary Servo Actuator is
used to position the control surfaces of a
target drone or unmanned air vehicle and
is designed to meet the extreme operating
and environmental conditions including
submersion in water.

• Size: 1.60 x 4.51 x 5.00 inches from front

of mounting ange to rear of housing

• Power: 28 VDC

• Rated Power Point: 80 in lbs @ 125 deg/sec

• Weight: 2.8 lbs

• Stall torque: 300 in-lbs

• NFeB brushless DC motor with Hall

sensor commutation

• ±10 VDC or ±15 VDC command signal

input

• Electronic position and torque limiting

• Position output command

• Current output signal option

• Film position transducer

• Robust structural design

• Low endplay

• High efciency steel gearing

• Front mount

• Stroke: ±30° 0r ±90° electrical stroke

• No-load speed: 137 deg/sec

• Bandwidth to 10 Hz

• Non-jamming mechanical stops

• Sealed to withstand submersion to 10

feet of water

Model 819 and 820

The 819 and 820
Rotary Servo
Actuators are used
to position the throttle and control surfaces
of a Remotely Piloted Vehicle (RPV).
These actuators are designed to operate
under extreme environmental conditions.

• Size: 1.5 x 3.2 x 4.5 inches

• Power: 28 VDC

• Power point:

819 - 4.4 deg/sec @70 in-lbs

820 - 160 deg/sec @80 in-lbs

• Weight: 1.2 lbs

• Peak torque: 150 in-lbs*

• Brushless DC motor

• Electronic position and torque limiting

• Film position transducer

• Position output signal

• RS-422/RS-485 command options

• ±10 VDC input command signal

• R/C command option

• Low backlash

• Robust structural design

• Mechanical stops

• High efciency steel gearing

• No load speed:

819 - 6.0 deg/sec*

820 - 190 deg/sec*

• Stroke: ±45°, plus others

*Typical values. Contact factory
for available gear ratios.

Model 865-66

The Model 865-66
Rotary Servo Actuator is
used to position the control
surfaces of a reconnaissance
unmanned air vehicle, and is designed
to operate under extreme environmental

conditions.

• Size: 2.3 x 4.75 x 5.0 Inches

• Power: 28 VDC and ±15 VDC

Rotary Servo Actuators

Rotary Servo Actuators

• Weight: 3 lbs

• Peak torque: 300 in-lb

• SmCo permanent magnet DC motor

• Electronic position and torque limiting

• Film position transducer

• Position output signal

• ±10 VDC input command signal

• Current output signal

• Low backlash

• Robust structural design

• Mechanical stops

• High efciency steel gearing

• No load speed: 160-220 deg/sec

• Stroke: ±46°

Model 905-01/-04

The Model 905 Rotary Servo Actuator
is used to position the control surfaces
of the AQM-37D target drone and is
designed to operate under extreme
environmental conditions.

• Size: 2.3 x 4.9 x 5.4 inches

• Power: 28 VDC and ±15 VDC

• Power point: 150 in-lbs @ 175 deg/sec

• Weight: 3 lbs

• Peak torque: 300 in-lbs

• Analog command input

• SmCo permanent magnet DC motor

• Electronic position and torque limiting

• Film position transducer

• Fail-safe brake (-01 only)

• ±10 VDC input command signal

• Low backlash

• Robust structural design

• High efciency steel gearing

• Mechanical stops

• Position output signal

• No load speed: 250 deg/sec

• Stroke: ±33°

Model 915

The Model 915
Rotary Servo
Actuator is used to
position the control
surfaces of the QF-4
unmanned air vehicle and is designed
to operate under extreme environmental
conditions.

• Size: 4.95 x 4.5 x 6.2 inches

• Power: 28 VDC

• Weight: 7 lbs

• Peak torque: 300 in-lbs

• Analog command input

• Electronic position and torque limiting

• Film position transducer

• Output shaft disconnect clutch

• Low backlash

• ±10 VDC input command signal

• Robust structural design

• High efciency steel gearing

• Position output signal

• No load speed: 250 deg/sec

• Stroke: ±46°

Model 935

The Model 935 Rotary
Servo Actuator is used
to position the control
surfaces plus utility
ap plic atio ns un mann ed ai r ve hicles.
This unit is design to oper ate unde r
demanding environmental requirements
seen worldwide.

• Size: 2.33 x 4.80 x 5.60 inches

• Power: 28 VDC

• Rated Power Point: 350 in lbs @ 120 deg/sec

• Weight: 3.2 lbs

• Stall torque: 600 in lbs

• SMCO permanent magnet DC brush

motor or rare earth brushless DC motor

• ±10 VDC analog input command

• R/C command option

• RS-422/RS-485 command options

• Robust structural design

• Low endplay

• High efciency steel gearing

• Position and current output signal

• Electronic position and torque limiting

• Non-jamming mechanical stops

• Film position transducer

• Front ange mount

• Stroke: ±46º electrical stroke

• No-load speed: 180 deg/sec

• Bandwidth to 8 Hz

• MTBF: 5000 hr

Model 940

The Model 940 Rotary
Brushless Actuator is
qu alif ied for air born e
applications to control the
rotational function of the
aircraft’s targeting system.
Th e act uato r ope rat es as a
position servo with an external controller.

• Size: 3.188 x 3.15 x 4.69 inches long from

back of brake to rear of mounting ange

• Power: 270 VDC

• Rated Power Point: 165 in lb @ 231 rpm

• Weight: 2.8 lbs

• Rare earth brushless DC resolver

commutated motor with thermister

• Fail-safe electromagnetic brake

• Robust structural design

• Low endplay

• High efciency planetary steel gearing

• Front ange mount (rear surface)

• Stroke: continuous rotation

• Stall torque: 190 in lbs minimum

• No-load speed 312 rpm

• 1 & 5 speed position resolvers

Model 946-01

(not for new designs)
The Model 946
Servo System
which is
qualied for use
on the AQM-37C target is congured
with three components: a servo amplier
Model 94610000, a Rotary Aileron Actuator
Model 94620000 and a Rotary Canard
Actuator Model 94630000. The servo
accepts an analog command signal to
control the actuators output position.

• Size: 2.33 x 4.8 x 4.54 inches

• Voltage: 28 VDC and 28 VDC regulated

• Weight: 4 lbs

• Analog command input

• SmCo permanent magnet DC motor

• Electronic position and torque limiting

Moog Components Group • www.moog.com/components