Electric Lighting SpecificationsW. J. Johnstone Company, Limited, 1892 - 176 стор. |
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Сторінка 18
... candle power and economy . In the selection of measuring instru- ments such as voltmeters and ammeters not only must the effect of the rolling and pitch- ing of the vessel be considered , but also the magnetic effect of the iron and ...
... candle power and economy . In the selection of measuring instru- ments such as voltmeters and ammeters not only must the effect of the rolling and pitch- ing of the vessel be considered , but also the magnetic effect of the iron and ...
Сторінка 20
... candle power of the lamps , and though this is at tained by allowing but a small percentage of loss between the centre of distribution and the farthest lamp , yet for all practical pur- poses the same result may often be gained with a ...
... candle power of the lamps , and though this is at tained by allowing but a small percentage of loss between the centre of distribution and the farthest lamp , yet for all practical pur- poses the same result may often be gained with a ...
Сторінка 30
... Candle power . Plain . Kind . Frosted . Colored , etc. Number . Arc . Candle power . Single carbon . Double 66 Triple 66 Seven - hour , single mechanism . Fourteen - hour , " Plain or ornamental . " " Fixtures ? Pole line ? Interior ...
... Candle power . Plain . Kind . Frosted . Colored , etc. Number . Arc . Candle power . Single carbon . Double 66 Triple 66 Seven - hour , single mechanism . Fourteen - hour , " Plain or ornamental . " " Fixtures ? Pole line ? Interior ...
Сторінка 43
... power required will be automatically proportioned to the num- ber and candle power of the lamps burning at any time ; that with the proper connections any number may be operated in parallel of whatever ampère capacity , provided the ...
... power required will be automatically proportioned to the num- ber and candle power of the lamps burning at any time ; that with the proper connections any number may be operated in parallel of whatever ampère capacity , provided the ...
Сторінка 53
... power required will be automatically proportioned to the number and candle - power of the lamps burning at any time ; if of the direct and constant - current type { they } shall be so designed that with the proper con- nections two or ...
... power required will be automatically proportioned to the number and candle - power of the lamps burning at any time ; if of the direct and constant - current type { they } shall be so designed that with the proper con- nections two or ...
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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