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SECTION FOUR - COMPONENT DESCRIPTION AND SPECIFICATION 4.17
MODEL TORQUE
CONSTANT, K
t
Inertia, J
m
Mech. Time
Constant,
t
m
Elect
Time
Constant,
t
e
Weight
lb. in./amp NM/amp
lbin.s
2
*10
-3
kg-m
2
*10
-4
msec msec LB kg
303-029A 3.53 .40 .16 .18 2.33 0.64 3.0 1.4
303-030A 2.78 .31 .37 .42 1.14 1.24 4.0 1.8
304-111A 4.13 .47 .9 1.0 2.50 1.20 6.4 2.9
304-121A 5.39 .61 1.6 1.8 1.50 1.91 7.5 3.4
304-131A 6.65 .75 2.7 3.1 1.10 2.58 9.7 4.4
304-141A 11.24 1.27 5.0 5.6 1.10 2.70 13.7 6.2
304-151A 11.51 1.30 7.3 8.2 1.00 2.75 17.8 8.1
305-111A 5.61 .63 5.2 5.9 1.70 4.20 15.6 7.1
305-121A 6.82 0.77 7.3 8.2 1.20 5.40 18.2 8.3
TABLE 4-6. STANDARD SERIES 300A MOTOR CHARACTERISTICS