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Книги Книги 51 - 51 з 51 у Must be so spliced or joined as to be both mechanically and electrically secure without....
" Must be so spliced or joined as to be both mechanically and electrically secure without solder. The joints must then be soldered, to insure preservation, and covered with an insulation equal to that on the conductors. "
Electric Wiring for the Use of Architects, Underwriters, and the Owners of ... - Сторінка 89
автори: Russell Robb - 1896 - 183 стор.
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The Code of Federal Regulations of the United States of America

1949
...machinery spaces, galley, and those exposed to weather shall be watertight. (6) Splices shall be so joined as to be both mechanically and electrically secure without solder. They shall then be soldered and properly insulated and further protected by waterproof tape. (7) Changes...
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