MIL-PRF-27/42C
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
1.100
6
620
01 A or B
325
0.953
6.3
621
02 A or B
325
0.857
7
622
03 A or B
325
0.800
7.5
623
04 A or B
325
0.750
8
624
05 A or B
325
0.667
9
625
06 A or B
325
0.600
10
626
07 A or B
325
0.545
11
627
08 A or B
325
0.500
12
628
09 A or B
325
0.476
12.6
629
10 A or B
325
0.462
13
630
11 A or B
325
0.400
15
631
12 A or B
325
0.375
16
632
13 A or B
325
0.333
18
633
14 A or B
325
0.300
20
634
15 A or B
325
0.272
22
635
16 A or B
325
0.250
24
636
17 A or B
325
0.230
26
637
18 A or B
325
0.214
28
638
19 A or B
325
0.200
30
639
20 A or B
325
0.182
33
640
21 A or B
325
0.167
36
641
22 A or B
325
0.154
39
642
23 A or B
325
0.140
43
643
24 A or B
325
0.128
47
644
25 A or B
325
0.118
51
645
26 A or B
325
0.107
56
646
27 A or B
325
0.097
62
647
28 A or B
325
0.088
68
648
29 A or B
325
0.080
75
649
30 A or B
325
0.073
82
650
31 A or B
325
0.066
91
651
32 A or B
325
0.060
100
652
33 A or B
325
0.055
110
653
34 A or B
325
0.052
115
654
35 A or B
325
0.050
120
655
36 A or B
325
0.046
130
656
37 A or B
325
0.040
150
657
38 A or B
325
0.033
180
658
39 A or B
440
0.030
200
659
40 A or B
440
0.027
220
660
41 A or B
440
0.025
240
661
42 A or B
580
0.022
270
662
43 A or B
580
0.020
300
663
44 A or B
4
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