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Книги Книги 1 - 10 з 43 у Must be so placed in wet places that an air space will be left between conductors....
" 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,... "
The Electrical Review - Сторінка 310
1891
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Convention

National Electric Light Association. Convention - 1892
...crossing arc light wires the low tension conductors must be placed at a distance of at least six inches. In wet places an air space must be left between conductors...which by leakage might cause trouble on a circuit. In rooms where inflammable gases may exist, or where the atmosphere is damp, the incandescent lamp and...
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Electric Lighting Specifications for the Use of Engineers and Architects

Earle Abbott Merrill - 1892 - 176 стор.
...conductors must be placed at a distance of at least six inches. In wet places an air space must he left between conductors and pipes in crossing. and...which by leakage might cause trouble on a circuit. In rooms where inflammable gases exist the incandescent lamp and socket must be inclosed in a vapor-tight...
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Electric Lighting Specifications for the Use of Engineers and Architects

Earle Abbott Merrill - 1892 - 176 стор.
...least six inches. In wet places an air space must he left between conductors and pipes in crossingj and the former must be run in such a way that they...which by leakage might cause trouble on a circuit. In rooms where inflammable gases exist the incandescent lamp and socket must be inclosed in a vapor-tight...
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Electric Lighting Specifications for the Use of Engineers and Architects

Earle Abbott Merrill - 1892 - 176 стор.
...conductors must be placed at a distance of at least six inches. In wet places an air space must he left between conductors and pipes in crossing, and...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...
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The Architect's and Builder's Pocket-book of Mensuration, Geometry ...

Frank Eugene Kidder - 1892 - 911 стор.
...between the high and low tension conductors. (e) 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 eannct come in contact with the pipe accidentally. Wires should be run orer all pipes upon which condensed...
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The Architect's and Builder's Pocket-book of Mensuration, Geometry ...

Frank Eugene Kidder - 1892 - 911 стор.
...between the high and low tension conductors. (e) 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 wny that they cannot come in contact with the pipe accidentally. Wires should be run over all pipes...
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Standard Tables for Electric Wiremen: With Instructions for Wiremen and ...

Charles M. Davis - 1893 - 128 стор.
...between the high and low tension conductors. e. Must be so placed in wet places that an air-space will be left between conductors and pipes in crossing,...condensed moisture is likely to gather, or which by leaking might cause trouble on a circuit. INSIDE WIRING— SPECIAL EULES. 19. WIRING NOT ENCASED IN...
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Electrical Engineer, Том 17

1894
...rrosslng arc light wires the low tension conductors must be placed at a distance of at least six inches. In wet places an air space must be left between conductors...which by leakage might cause trouble on a circuit. In rooms where inflammable gases may exist, or where the atmosphere is damp, the Incandescent lamp and...
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The Electrical Transmission of Energy: A Manual for the Design of Electrical ...

Arthur Vaughan Abbott - 1895 - 586 стор.
...tension conductors must be placed at a distance of at least six inches. In wet places an air-space must be left between conductors and pipes in crossing,...which by leakage might cause trouble on a circuit. In rooms where inflammable gases may exist, or where the atmosphere is damp, the incandescent lamp and...
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Electric Lighting Specifications for the Use of Engineers and Architects

Earle Abbott Merrill - 1896 - 213 стор.
...between the high and low tension conductors. e. Must be so placed in wet places that an air space will be left between conductors and pipes in crossing,...condensed moisture is likely to gather, or which by leaking might cause trouble on a circuit. /. Must be so spliced or joined as to be both mechanically...
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