MIL-PRF-27/39C
TABLE I. Electrical ratings.
Secondary voltage
Working voltage
Secondary current
(3-5)
Dash
Type
(V rms)
(3-5)
(V rms)
No.
designation
(MAX)
(amps rms)
±3%
325
0.500
6
488
01 A or B
325
0.476
6.3
489
02 A or B
325
0.429
7
490
03 A or B
325
0.400
7.5
491
04 A or B
325
0.375
8
492
05 A or B
325
0.333
9
493
06 A or B
325
0.300
10
494
07 A or B
325
0.273
11
495
08 A or B
325
0.250
12
496
09 A or B
325
0.238
12.6
497
10 A or B
325
0.231
13
498
11 A or B
325
0.200
15
499
12 A or B
325
0.188
16
500
13 A or B
325
0.167
18
501
14 A or B
325
0.150
20
502
15 A or B
325
0.136
22
503
16 A or B
325
0.125
24
504
17 A or B
325
0.115
26
505
18 A or B
325
0.107
28
506
19 A or B
325
0.100
30
507
20 A or B
325
0.091
33
508
21 A or B
325
0.083
36
509
22 A or B
325
0.077
39
510
23 A or B
325
0.070
43
511
24 A or B
325
0.064
47
512
25 A or B
325
0.059
51
513
26 A or B
325
0.054
56
514
27 A or B
325
0.048
62
515
28 A or B
325
0.044
68
516
29 A or B
325
0.040
75
517
30 A or B
325
0.037
82
518
31 A or B
325
0.033
91
519
32 A or B
325
0.030
100
520
33 A or B
325
0.027
110
521
34 A or B
325
0.026
115
522
35 A or B
325
0.025
120
523
36 A or B
325
0.023
130
524
37 A or B
325
0.020
150
525
38 A or B
325
0.017
180
526
39 A or B
440
0.015
200
527
40 A or B
440
0.014
220
528
41 A or B
440
0.013
240
529
42 A or B
580
0.011
270
530
43 A or B
580
0.010
300
531
44 A or B
4
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