MIL-PRF-27/321D
Marking location: See figure 1.
Part or Identification Number (PIN): M27/321-(dash number from table I).
TABLE I. Electrical ratings.
Secondary (3-5)
Dash
Voltage
Current 1/
DC
number
(volts)
(amperes)
resistance
3 percent
(ohms)
25 percent
01
10.0
20.00
0.015
02
12.6
15.90
0.027
03
14.0
14.30
0.029
04
16.0
12.50
0.034
05
18.0
11.10
0.045
06
20.0
10.00
0.066
07
22.0
9.10
0.073
08
25.0
8.00
0.079
09
28.0
7.10
0.11
10
31.0
6.40
0.12
11
35.0
5.71
0.17
12
39.0
5.12
0.18
13
43.0
4.64
0.26
14
48.0
4.17
0.29
15
55.0
3.64
0.41
16
63.0
3.18
0.47
17
70.0
2.860
0.67
18
80.0
2.500
0.74
19
90.0
2.220
1.05
20
100
2.000
1.17
21
110
1.820
1.60
22
123
1.620
1.80
23
138
1.450
2.50
24
157
1.270
2.86
25
175
1.140
4.09
26
200
1.000
4.55
27
220
0.914
6.50
1/ For 50 Hz operation, reduce secondary current by 10 percent.
4
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