Wilkinson, Henry Daniel, 1857- · London : "The Electrician" Printing and Pub. Co. Limited ; New York : D. Van Nostrand Co. · leaf 547
THE LOCALISATION OF BREAKS AND FAULTS. 511 the testing current it acts like a resistance added to the cable, and the balance obtained on the bridge is higher than the true resistance. The equivalent resistance of the earth current is the active potential of the earth current divided by the testing… … aa{oafafofafufayalajaln aa] Carbon Zinc Fie. 284.— Connections for Mance Test. Consider a good cable of 2,000 ohms CR, in which an earth current of 2,778 millivolts is present (Fig. 285), and opposite in direction to the testing current zinc to line. This will be negative in sign because equivalent…
Cables, Submarine
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