Electric Lighting SpecificationsW. J. Johnstone Company, Limited, 1892 - 176 стор. |
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Результати 1-5 із 20
Сторінка 23
... ceilings or walls ; it is only necessary in some cases to specify that all outlets shall be wired to , leaving the dimensional location of the outlet to the gasfitter , but with the rapid increase of buildings fitted for the electric ...
... ceilings or walls ; it is only necessary in some cases to specify that all outlets shall be wired to , leaving the dimensional location of the outlet to the gasfitter , but with the rapid increase of buildings fitted for the electric ...
Сторінка 24
... ceiling outlets , a straight line may be drawn from the circle to the wall to denote T the former , thus ( 2 ) is a two - light side outlet . For switches and meters the letters S and M T are similarly inclosed , thus ( S ) ( M ) ...
... ceiling outlets , a straight line may be drawn from the circle to the wall to denote T the former , thus ( 2 ) is a two - light side outlet . For switches and meters the letters S and M T are similarly inclosed , thus ( S ) ( M ) ...
Сторінка 46
... ceiling , of carried on insulators , concealed in molding ; main wires shall be { bare copper wire supported or insulated wire on porcelain insulators . carefully cleated to the ceiling , carried on porcelain insulators , concealed in ...
... ceiling , of carried on insulators , concealed in molding ; main wires shall be { bare copper wire supported or insulated wire on porcelain insulators . carefully cleated to the ceiling , carried on porcelain insulators , concealed in ...
Сторінка 68
... ceiling , carried on porcelain in- sulators , insulated wire ing concealed in a molding consisting of a back- thick and a capping thick wires of opposite polarity being separated not less than In no case shall insulated wires be carried ...
... ceiling , carried on porcelain in- sulators , insulated wire ing concealed in a molding consisting of a back- thick and a capping thick wires of opposite polarity being separated not less than In no case shall insulated wires be carried ...
Сторінка 79
... ceilings , in such a manner that the highest possible insulation shall be maintained under all circumstances . Except in case of single outlets for a group of lamps and circuits specifically mentioned no distributing circuit shall carry ...
... ceilings , in such a manner that the highest possible insulation shall be maintained under all circumstances . Except in case of single outlets for a group of lamps and circuits specifically mentioned no distributing circuit shall carry ...
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Загальні терміни та фрази
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