International Library of Technology · Scranton, International Textbook Co. · leaf 659
has been completed, tests shouldbe made to see if all connections are correct and also ifthere are any grounds or crosses between the wires. Allcircuits should be tested before fixtures of any kind are putup, and each fixture should be tested carefully before it isput in place. Fixtures when… … fig. 40. necessity of testing out fixtures before they are put intoposition. For most of this testing a magneto-bell is used.This is a small hand, electric generator connected with abell similar to the call bell on a telephone. Fig. 40 shows aportable magneto made for testing work; /, f are the…
Electrical engineering
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