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" Must not be of such material or construction that the insulation of the conductdr will ultimately be injured or destroyed by the elements of the composition. c. Must be first installed as a complete conduit system, without conductors, strings, or anything... "
New Catechism of Electricity: A Practical Treatise - Сторінка 389
автори: Nehemiah Hawkins - 1896 - 541 стор.
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The Architect's and Builder's Pocket-book of Mensuration, Geometry ...

Frank Eugene Kidder - 1892 - 1032 стор.
...continuous from one junction box to another, or to fixtures, and must be of material that will resist the fusion of the wire or wires they contain, without...conductor or two separate conductors, in a single tube, unless the said two separate conductors or twin conductor, having an approved insulation, are enclosed...
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The Architect's and Builder's Pocket-book of Mensuration, Geometry ...

Frank Eugene Kidder - 1892 - 1058 стор.
...material that will resist the fusion of the wire or wires they contain, without igniting the conduit. (&) Must not be of such material or construction that...subject to mechanical injury by saws, chisels, or nails. («) Must not be supplied with a twin conductor or two separate conductors, in a single tube, unless...
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Standard Tables for Electric Wiremen: With Instructions for Wiremen and ...

Charles M. Davis - 1893 - 162 стор.
...igniting the conduit. b. Must not be of such material or construction that the insulation of the conductdr will ultimately be injured or destroyed by the elements...conductor, or two separate conductors, in a single tube. f. Must have all ends closed with good adhesive material, either at junction boxes or elsewhere, whether...
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Electric Lighting Specifications

Earle Abbott Merrilol - 1896 - 232 стор.
...material that will resist the fusion of the wire or wires they contain without igniting the conduit. b. Must not be of such material or construction that...possible, completed. d. Must not be so placed as to to be subject to mechanical injury by saws, chisels, or nails. e. Must not be supplied with a twin...
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Electric Lighting Specifications for the Use of Engineers and Architects

Earle Abbott Merrill - 1896 - 222 стор.
...and are not to be relied on for insulation between wire and wire, or between the wire and the grouod. c. Must be first installed as a complete conduit system,...possible, completed. d. Must not be so placed as to to be subject to mechanical injury by saws, chisels, or nails. e. Must not be supplied with a twin...
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The National Electrical Code: An Analysis and Explanation of the ...

Richard Henry Pierce - 1896 - 234 стор.
...be first installed as a complete conduit system, without the conductors, which must not be drawn in until all mechanical work on the building has been,...subject to mechanical injury by saws, chisels or nails. (. Must not be supplied with a twin conductor or two separate conductors in a single tube, except in...
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Electric Wiring Specifications for Incandescent Lighting

George H. Kimber - 1896 - 80 стор.
...drawing in the conductor, and the conductors then to be pushed or fished in. The conductors triust not be placed in position until all mechanical work...building has been, as far as possible, completed. * Architects are advised to make out detailed distribution sheets, similar to the one on page 38, showing...
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Transactions of the American Institute of Electrical Engineers

American Institute of Electrical Engineers - 1897 - 710 стор.
...concentric wire (see No. 40 fl is recommended in preference to twin conductors. a Must not be drawn in until all mechanical work on the building has been, as far as possible, completed. /. Must not have wires of different circuits drawn in the same conduit. q. Must, for alternating systems,...
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Transactions of the American Society of Mechanical Engineers, Том 19

American Society of Mechanical Engineers - 1898 - 1122 стор.
...concentric wire (see No. 40 c) is recommended in preference to twin conductors. • o. Must not be drawn in until all mechanical work on the building has been, as far as possible, completed. p. Must not have wires of different circuits drawn in the same conduit. </. Must, for alternating systems,...
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Electrical Engineer's Pocket-book: A Hand-book of Useful Data for ...

Horatio Alvah Foster - 1901 - 1018 стор.
...work : ??. "Must have an approved, rubber insulating covering (see "No. 47). o. Must not be drawn in until all mechanical work on the building has been, as far as possible, completed. p. Must, for alternating systems, have the two or more wires of a circuit dritwn in the same conduit....
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