Willoughby, George Alonzo, 1894- · Peoria, Ill. : Manual Arts Press · leaf 62
placing Fuses.—Great care miist be exercised inreplacing fuses for reasons explained later under Chapter XII, Dangers Involved in the Useof Electricity. The entranceswitch should always be openedif possible when any branch fuseis being replaced, and if the mainfuses blow, you had better havean… … Fuse Blaclta Fig. 37. Showing a very sat-isfactory arrangement of en-trance switch and fuses for usein houses. The switch is en-closed. When the switch is inthe oS position, the branch-circuit fuses can be replacedwithout danger. anything of metal connected to the ground. Summary of Principles in…
Electricity · Electrical engineering
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