 | 1891 - 680 стор.
...least Gin. In wet places an air space must be left between conductors and pipes in crossing, and the former must be run in such a way that they cannot...condensed moisture is likely to gather, or which by leakage might cause trouble on a circuit. In breweries, dye-houses, paper and pulp mill-, or other... | |
 | National Electric Light Association. Convention - 1892 - 458 стор.
...six inches. In wet places an air space must be left between conductors and pipes in crossing, and the former must be run in such a way that they cannot...condensed moisture is likely to gather, or which by leakage might cause trouble on a circuit. In rooms where inflammable gases may exist, or where the... | |
 | Earle Abbott Merrill - 1892 - 188 стор.
...six inches. In wet places an air space must he left between conductors and pipes in crossing. and the former must be run in such a way that they cannot...condensed moisture is likely to gather, or which by leakage might cause trouble on a circuit. In rooms where inflammable gases exist the incandescent lamp... | |
 | Frank Eugene Kidder - 1892 - 1058 стор.
...space will be left between conductors and pipes in crossing, and the former must be run in such a wny that they cannot come in contact with the pipe accidentally....which by leaking might cause trouble on a circuit. SPECIAL RULES. 19. Wiring not Encased in Moulding or Approved Conduit : (0) Must be supported wholly... | |
 | Frank Eugene Kidder - 1892 - 1032 стор.
...in such a way that they eannct come in contact with the pipe accidentally. Wires should be run orer all pipes upon which condensed moisture is likely...which by leaking might cause trouble on a circuit. SPECIAL RULES. 19. Wiring not Encased in Moulding1 or Approved Conduit : (a) Must be supported wholly... | |
 | Earle Abbott Merrill - 1892 - 188 стор.
...six inches. In wet places an air space must he left between conductors and pipes in crossing, and the former must be run in such a way that they cannot come in contact witli the pipe accidentally. Wires should be run over all pipes upon which condensed moisture is likely... | |
 | Charles M. Davis - 1893 - 162 стор.
...placed in wet places that an air-space will be left between conductors and pipes in crossing, and the former must be run in such a way that they cannot...which by leaking might cause trouble on a circuit. INSIDE WIRING— SPECIAL EULES. 19. WIRING NOT ENCASED IN MOULDING OR APPROVED CONDUIT— a. Must be... | |
 | 1894 - 622 стор.
...inches. In wet places an air space must be left between conductors and pipes* In crossing, and the former must be run in such a way that they cannot...condensed moisture Is likely to gather, or which by leakage might cause trouble on a circuit. In rooms where inflammable gases may exist, or where the... | |
 | Arthur Vaughan Abbott - 1895 - 646 стор.
...six inches. In wet places an air-space must be left between conductors and pipes in crossing, and the former must be run in such a way that they cannot...condensed moisture is likely to gather, or which by leakage might cause trouble on a circuit. In rooms where inflammable gases may exist, or where the... | |
 | Russell Robb - 1896 - 208 стор.
...placed in wet places that an air-space will be left between conductors and pipes in crossing, and the former must be run in such a way that they cannot...which by leaking might cause trouble on a circuit. /. Must be so spliced or joined as to be both mechanically and electrically secure without solder.... | |
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Must be so placed in wet places that an air space will be left between conductors and pipes in crossing, and the former must be run in such a way that they cannot come in contact with the pipe accidentally. Wires should be run over, rather than under,... 
