International Library of Technology · Scranton, International Textbook Co. · leaf 579
26 INTERIOR WIRING. 55 minimum separations of terminals of opposite polar-ity, unless separated by ample partitions, 2^ inches.Fuses to be held free of contact witJi any portion ofthe base. For open work, where the fuse blocks are not enclosed in … fig. 39. fireproof cabinets, they must be provided with suitablecovers to prevent the meltedmetal of the fuse wire com-ing- into contact with inflam-mable material. They shouldalso be so located that nodamage will result if thecover is left off. Figs. 39 and 40 show twostyles of link fuse…
Electrical engineering
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