MIL-DTL-17060G(SH)
TABLE VIII. Breakdown torque Continued.
Breakdown torque
Synchronous speeds
Percent of full-load torque (min)
hp
(r/min)
Design B and B7
Design C
3600
250
--
1800
280
--
1½
1200
250
--
900
210
--
720 and lower
200
--
3600
240
--
1800
270
--
2
1200
240
--
900
210
--
720 and lower
200
--
3600
230
--
1800
250
--
3
1200
230
225
900
205
200
720 and lower
200
--
3600
215
--
1800
225
200
5
1200
215
200
900
205
200
720 and lower
200
--
3600
200
--
1800
215
190
7½
1200
205
190
900
200
190
720 and lower
200
--
3600
200
--
10
1800 to 900
200
190
720 and lower
200
--
15 to 25
All speeds
200
190
30 to 200
All speeds
200
190
250 and larger
All speeds
175
--
3.6.6.1.3 Locked-rotor torque.
3.6.6.1.3.1 Designs A and B. With rated voltage and frequency applied, the locked-rotor torque of design A
and B motors shall be not less than the values specified in table IX.
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