 | Terrell Croft - 1920 - 488 стор.
...disturbed and of the joint being injured mechanically. 26o. If/. WIRES— CONDUIT. Must not be drawn in until all mechanical work on the building has been, as far as possible, completed. The conductors of a conduit system should not be drawn in until the mechanical work in the structure... | |
 | New York (N.Y.) - 1922 - 636 стор.
...present, provided special permission in writing be given in advance. 0. Wires must not be drawn in until all mechanical work on the building has been, as far as possible, completed. Conductors in vertical conduit risers must be supported within the conduit system in accordance with... | |
 | Institution of Civil Engineers (Great Britain) - 1901 - 506 стор.
...opening of the switch or circuit-breaker disconnects, all of the wires. " Conductors must not be drawn in until all mechanical work on the building has been, as far as possible, completed. Wires of different circuits must not be drawn in the same conduit, unless special permission is granted.... | |
 | Calvin Franklin Swingle - 1906 - 488 стор.
...Conduit Work. n. 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 drawn in the same conduit.... | |
 | New York (N.Y.) - 1913 - 254 стор.
...covering if the conduit is installed in a damp place and is not watertight. o. Must not be drawn in until all mechanical work on the building has been, as far as possible, completed. Conductors in vertical conduit risers must be supported within the conduit system in accordance with... | |
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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... 
