Brush Type Manual - General Dynamics Global Imaging Technologies
Brush Type Manual - General Dynamics Global Imaging Technologies
Brush Type Manual - General Dynamics Global Imaging Technologies
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5125V-058<br />
<strong>Brush</strong> DC Motors<br />
Pancake Resolvers >> <strong>Brush</strong>less Motors >><br />
(800) 777-3393<br />
RED<br />
BLACK<br />
.165 MAX.<br />
.325<br />
.065<br />
MTG DIM<br />
3.500<br />
+.002<br />
-.000<br />
+.000<br />
5.125 -.002<br />
3.630 MIN.<br />
2 PL<br />
RED<br />
2.<br />
1.<br />
BLACK<br />
.125 THRU C'SK 82°<br />
x .225 MIN 4 HOLES<br />
EQ. SP. ON 4.875 B.C.<br />
.580<br />
.250<br />
<strong>Brush</strong> <strong>Type</strong> DC Motors<br />
Size Constants:<br />
(all values at 25° C ambient temperature)<br />
Units Symbol Value<br />
Peak Torque, stalled @Vp: oz-in Tp 400<br />
Power I 2 R @Tp: watts P 245<br />
Continuous Stall Torque oz-in Tcs 82.0<br />
Motor Constant oz-in/ W Km 25.55<br />
Electrical Time Constant ms Te 0.46<br />
Mechanical Time Constant ms Tm 22.54<br />
Damping Factor (zero impedance) oz-in/(rad/sec) Fo 4.61<br />
Break Away Torque oz-in Tf 12.0<br />
Rotor Inertia oz-in-sec 2 Jm 0.1039<br />
Theoretical Acceleration @ Tp rad/sec 2 t 3850<br />
Ripple Frequency cycles/rev f R 79<br />
Ripple Torque % (ave to peak) T R 7<br />
Theoretical No Load Speed @ Tp rad/sec NLT 82.3<br />
Weight oz WT 15.6<br />
Maximum Allowable Temperature °C (at winding) Temp. 155<br />
Thermal Resistence °C/W tpr 5.7<br />
Winding<br />
Constants<br />
(all values at 25° C ambient temperature)<br />
NOTES:<br />
1. LEADS: #20 AWG TYPE<br />
"ET" TEFLON COATED<br />
PER MIL-W-16878, 12<br />
INCHES MINIMUM<br />
LENGTH.<br />
2. MOTOR TO ROTATE CW<br />
VIEWED FROM BRUSH<br />
END WITH POSITIVE<br />
VOLTAGE APPLIED TO<br />
RED LEADWIRE WITH<br />
RESPECT TO THE<br />
BLACK.<br />
Units TOL. Symbol -005 -016 -060 -148<br />
Resistance ohms +/-12.5% R 0.65 1.93 6.92 16.3<br />
Inductance mH +/-30% L 0.30 0.89 3.19 7.50<br />
Torque Sensitivity oz-in/A +/-10% Kt 20.6 35.5 67.2 103.2<br />
Back EMF Constant: V/(rad/sec) +/-10% Kb 0.145 0.251 0.475 0.729<br />
Peak Voltage @ Tp Volts Nominal Vp 12.6 21.8 41.2 63.2<br />
Peak Current @ Tp Amps Nominal Ip 19.42 11.27 5.95 3.88<br />
www.axsys.com<br />
NOTES:<br />
52<br />
><br />
1. LEADS: #<br />
PER MIL<br />
2. MOTOR<br />
END WIT<br />
LEADWI