MIL-PRF-27/343F
Temperature rise: 45°C with 115 volts rms, 400 hertz across (1-2) at an ambient temperature of
85°C, full load terminals (3-5).
Regulation: Voltage (no load ) - Voltage (rated load )
x 100
Voltage (rated load )
Shall not exceed 10 percent.
Polarity: Additive with terminals 2 and 3 connected.
Marking location: See figure 1.
Part or Identifying Number (PIN): M27/343-(dash number from table I).
TABLE I. Electrical ratings.
Secondary
Secondary
Secondary
Dash
voltage
current
DCR
number
(3-5)
(3-5)
(3-5)
(V rms) ±5%
(ohms) ±25%
M27/343-
(amperes)
(CT)
01
5.0
35.0
.0020
02
6.3
27.8
.0026
03
8.0
22.0
.0046
04
10.0
17.5
.0053
05
12.6
13.9
.011
06
14.0
12.5
.013
07
16.0
10.9
.014
08
18.0
9.7
.015
09
20.0
8.75
.017
10
22.0
7.9
.018
11
25.0
7.0
.035
12
28.0
6.25
.049
13
31.0
5.65
.052
14
35.0
5.0
.098
15
39.0
4.48
.110
16
43.0
4.06
.114
17
48.0
3.65
.160
18
55.0
3.17
.196
19
63.0
2.77
.20
20
70.0
2.5
.25
21
80.0
2.18
.34
22
90.0
1.94
.38
23
100.0
1.75
.52
24
110.0
1.59
.72
4