Chapter 7 Tutorial
Connecting the Load
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7
Connecting the Load
Output Isolation
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Multiple Loads
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Table 7-1 Wire Rating
Warning To satisfy safety requirements, load wires must be heavy enough not to overheat while
carrying the short-circuit output current of the power supply.
AWG 10 121416182022242628
Suggested
maximum
Current(amps)*
40 25 20 13 10 7 5 3.5 2.5 1.7
m
Ω/
ft 1.00 1.59 2.53 4.02 6.39 10.2 16.1 25.7 40.8 64.9
m
Ω/
m 3.3 5.2 8.3 13.2 21.0 33.5 52.8 84.3 133.9 212.9
*Single conductor in free air at 30
°
C with insulation
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