Electric Lighting SpecificationsW. J. Johnstone Company, Limited, 1892 - 176 стор. |
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Сторінка 11
... Pipe Covering 116 Painting - 117 · Renewal Parts 117 Summary 117 Rules of the National Electric Light Asso- ciation 118 Rules of the National Board of Fire Under- writers 140 Rules of the New England Insurance Ex- change 154 ...
... Pipe Covering 116 Painting - 117 · Renewal Parts 117 Summary 117 Rules of the National Electric Light Asso- ciation 118 Rules of the National Board of Fire Under- writers 140 Rules of the New England Insurance Ex- change 154 ...
Сторінка 56
... pipes , girders , etc. , shall be further protected by In no case shall insulated wires be car- ried in such proximity to heated surfaces , vapors , or air as to endanger their insulation . ( See p . 46 , sec . 25. ) ( See p . 47 , sec ...
... pipes , girders , etc. , shall be further protected by In no case shall insulated wires be car- ried in such proximity to heated surfaces , vapors , or air as to endanger their insulation . ( See p . 46 , sec . 25. ) ( See p . 47 , sec ...
Сторінка 68
... pipes , girders , etc. , shall be further protected by --- . For systems carrying less than -- volts the main wires shall be of bare copper wire supported on porcelain insulators . carefully cleated to the ceiling , carried on porcelain ...
... pipes , girders , etc. , shall be further protected by --- . For systems carrying less than -- volts the main wires shall be of bare copper wire supported on porcelain insulators . carefully cleated to the ceiling , carried on porcelain ...
Сторінка 82
... pipe securely anchored by means of an iron plate square set into the thick and ( wall , ceiling , S the beyond end of the gas pipe to extend the surface of the plaster . ( Specify approximate number required . ) At the places located in ...
... pipe securely anchored by means of an iron plate square set into the thick and ( wall , ceiling , S the beyond end of the gas pipe to extend the surface of the plaster . ( Specify approximate number required . ) At the places located in ...
Сторінка 91
... pipes or other support for the 131. Fixture fixture exists , the special form of terminal box designed to furnish such support shall be employed and shall be substantially fixed to a suitable foundation in the ceiling or wall . Tubes ...
... pipes or other support for the 131. Fixture fixture exists , the special form of terminal box designed to furnish such support shall be employed and shall be substantially fixed to a suitable foundation in the ceiling or wall . Tubes ...
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Age money Alternating Current ampère meter apparatus appliances arc lamps armature attached automatic baseframe bidder shall fill bids building c. p. lamps cables candle power capacity carried ceiling cent centre of distribution cleats conductors conduit connections contractor shall furnish cross-arms cuits cut-out boxes cut-outs and switches Direct Current double-pole dynamo or circuit dynamos Trade number erect the following fastened fill out completely fixture foundation(s full load fuses hand regulator incandescent lamps inches incombustible bases installation insulated wire insulation resistance junction boxes knife switch least lightning arresters main wires ments moisture moisture-proof molding necessary non-combustible number of lights number or designation ohms operation outlets pipes placed plant porcelain potential pressure proper protected pulleys purchaser Rating of exciters riser feeder schedule securely set screws shunt Sockets soldered spark arresters specification steam struction switchboard taps three-wire tightened tion tube two-wire voltage voltmeter volts walls waterproof wire smaller