This section is from the book "Scientific American Reference Book. A Manual for the Office, Household and Shop", by Albert A. Hopkins, A. Russell Bond. Also available from Amazon: Scientific American Reference Book.
Calculated from E X C / 746.
Current in Amperes. | E.M.F. in Volts. | ||||||||||||||
10 | 20 | 30 | 40 | 50 | 60 | 70 | 80 | 90 | 100 | 110 | 120 | 130 | 140 | 150 | |
5 | 0.06 | 0.13 | 0.20 | 0.28 | 0.33 | 0.40 | 0.47 | 0.53 | 0.60 | 0.67 | 0.73 | 0.80 | 0.87 | 0.93 | 1.0 |
10 | 0.13 | 0.28 | 0.40 | 0.53 | 0.67 | 0.80 | 0.93 | 1.07 | 1.2 | 1.3 | 1.4 | 1.6 | 1.6 | 1.9 | 2.0 |
20 | 0.28 | 0.53 | 0.80 | 1.07 | 1.3 | 1.6 | 1.9 | 2.1 | 2.4 | 2.7 | 2.9 | 3.2 | 3.5 | 3.7 | 4.0 |
30 | 0.40 | 0.80 | 1.2 | 1.6 | 2.0 | 2.4 | 2.8 | 3.2 | 3.6 | 4.0 | 4.4 | 4.8 | 5.2 | 5.6 | 6.0 |
40 | 0.53 | 1.07 | 1.6 | 2.1 | 2.6 | 3.2 | 3.7 | 4.2 | 4.8 | 5.3 | 5.9 | 6.4 | 6.9 | 7.5 | 8.0 |
50 | 0.67 | 1.30 | 2.0 | 2.6 | 3.3 | 4.0 | 4.6 | 5.4 | 6.0 | 6.7 | 7.4 | 8.0 | 8.7 | 9.4 | 10.0 |
60 | 0.80 | 1.6 | 2.4 | 3.2 | 4.0 | 4.8 | 5.6 | 6.4 | 7.2 | 8.0 | 8.8 | 9.6 | 10.4 | 11.2 | 12.0 |
70 | 0.93 | 1.9 | 2.8 | 3.7 | 4.6 | 5.6 | 6.5 | 7.5 | 8.4 | 9.4 | 10.3 | 11.2 | 12.3 | 13.1 | 14.0 |
80 | 1.07 | 2.1 | 3.2 | 4.2 | 5.4 | 6.4 | 7.5 | 8.5 | 9.6 | 10.7 | 11.8 | 12.8 | 13.9 | 15.0 | 16.0 |
90 | 1.2 | 2.4 | 3.6 | 4.8 | 6.0 | 7.2 | 8.4 | 9.6 | 10.8 | 12.0 | 13.2 | 14.4 | 15.6 | 16.9 | 18.0 |
100 | 1.3 | 2.7 | 4.0 | 5.3 | 6.7 | 8.0 | 9.4 | 10.7 | 12.0 | 13.4 | 14.7 | 16.0 | 17.4 | 18.7 | 20.0 |
110 | 1.4 | 2.9 | 4.4 | 5.9 | 7.4 | 8.8 | 10.3 | 11.8 | 13.2 | 14.7 | 16.2 | 17.6 | 19.1 | 20.6 | 22.0 |
120 | 1.5 | 3.2 | 4.8 | 6.4 | 8.0 | 9.6 | 11.2 | 12.8 | 14.4 | 16.0 | 17.6 | 19.2 | 20.9 | 22.5 | 24.0 |
130 | 1.6 | 3.5 | 5.2 | 6.9 | 8.7 | 10.4 | 12.3 | 13.9 | 15.6 | 17.4 | 19.1 | 20.9 | 22.6 | 24.4 | 26.0 |
140 | 1.9 | 3.7 | 5.6 | 7.5 | 9.4 | 11.2 | 13.1 | 15.0 | 16.9 | 18.7 | 20.6 | 22.5 | 24.4 | 26.2 | 28.0 |
150 | 2.0 | 4.0 | 6.0 | 8.0 | 10.0 | 12.0 | 14.0 | 16.0 | 18.0 | 20.0 | 22.0 | 24.0 | 26.0 | 28.0 | 30.0 |
E.H.P. on current line, under E.M.F.
 
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