International Library of Technology · Scranton, International Textbook Co. · leaf 576
s are also made of porcelain.Sockets of this type are required by the Underwriterswhenever wiring is done in damp places, such as breweries,dye-houses, etc. Fig. 35 (a) and (b) shows two styles of keyless recepta-cles. That shown in Fig. 35 (a) is almost entirely of porce-lain and is designedfor a… … PORCELAIN FUSE BLOCKS. 71. Edison Plug Cut-Outs.—Among the suitable cut-outs for small currents on 52- or 110-volt work are thestandard Edison fuse-plug cut-outs. These cut-outs are
Electrical engineering
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