MIL-PRF-39019/1H
TABLE I. Circuit breaker dash numbers and applicable characteristics - Continued.
Dash number 1/
Current
Time delay
Resistance or impedance
rating
(ohms - max) 2/
(amps)
Standard
High
DC
60 Hz
400 Hz
delay
inrush
216
311
1.0
B
1.35
1.5
1.61
217
---
1.0
C
1.35
1.5
1.61
260
340
1.25
A
0.9
1.0
1.1
261
341
1.25
B
0.9
1.0
1.1
262
---
1.25
C
0.9
1.0
1.1
263
342
1.5
A
0.65
0.70
0.75
264
343
1.5
B
0.65
0.70
0.75
265
---
1.5
C
0.65
0.70
0.75
218
312
2.0
A
0.40
0.40
0.50
219
313
2.0
B
0.40
0.40
0.50
220
---
2.0
C
0.40
0.40
0.50
221
314
2.5
A
0.25
0.25
0.27
222
315
2.5
B
0.25
0.25
0.27
223
---
2.5
C
0.25
0.25
0.27
224
316
3.0
A
0.15
0.15
0.17
225
317
3.0
B
0.15
0.15
0.17
226
---
3.0
C
0.15
0.15
0.17
227
318
4.0
A
0.10
0.10
0.12
228
319
4.0
B
0.10
0.10
0.12
229
---
4.0
C
0.10
0.10
0.12
230
320
5.0
A
0.061
0.063
0.072
231
321
5.0
B
0.061
0.063
0.072
232
---
5.0
C
0.061
0.063
0.072
233
322
6.0
A
0.042
0.043
0.050
234
323
6.0
B
0.042
0.043
0.050
235
---
6.0
C
0.042
0.043
0.050
236
324
7.0
A
0.036
0.036
0.040
237
325
7.0
B
0.036
0.036
0.040
238
---
7.0
C
0.036
0.036
0.040
239
326
7.5
A
0.031
0.031
0.038
240
327
7.5
B
0.031
0.031
0.038
241
---
7.5
C
0.031
0.031
0.038
242
328
8.0
A
0.027
0.028
0.035
243
329
8.0
B
0.027
0.028
0.035
244
---
8.0
C
0.027
0.028
0.035
See footnotes at end of table.
5
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