Electric Lighting SpecificationsW. J. Johnstone Company, Limited, 1892 - 176 стор. |
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Сторінка 17
... voltmeter and ampère meter of known accu- racy and reliability . Compound wound or automatically regulated dynamos are in gen- eral preferable to shunt wound and hand regulated dynamos . The switchboard should be so arranged that any ...
... voltmeter and ampère meter of known accu- racy and reliability . Compound wound or automatically regulated dynamos are in gen- eral preferable to shunt wound and hand regulated dynamos . The switchboard should be so arranged that any ...
Сторінка 45
... voltmeters , portable ammeters , testing sets , etc. , they should be distinctly specified , as well as the make if ... voltmeter or pressure indicator , which shall remain constantly in circuit , so as to indicate continuously the pres ...
... voltmeters , portable ammeters , testing sets , etc. , they should be distinctly specified , as well as the make if ... voltmeter or pressure indicator , which shall remain constantly in circuit , so as to indicate continuously the pres ...
Сторінка 55
... voltmeter or pressure indicator which shall remain constantly in circuit so as to indicate at all times the pressure at the point to which it is connected ; one brush jig for trimming the brushes ; one insulating base- frame provided ...
... voltmeter or pressure indicator which shall remain constantly in circuit so as to indicate at all times the pressure at the point to which it is connected ; one brush jig for trimming the brushes ; one insulating base- frame provided ...
Сторінка 60
... voltmeter or pressure indicator which shall remain con- stantly in circuit so as to indicate continuously the pressure on the primary mains at the point to which it is connected , and shall be so con- structed that the scale is plainly ...
... voltmeter or pressure indicator which shall remain con- stantly in circuit so as to indicate continuously the pressure on the primary mains at the point to which it is connected , and shall be so con- structed that the scale is plainly ...
Сторінка 61
... voltmeter , one brush jig , one double - pole knife switch mounted on an incombustible base , one double - pole fusible cut - out mounted on an incombustible base ; if the fields are separately excited there shall be provided with the ...
... voltmeter , one brush jig , one double - pole knife switch mounted on an incombustible base , one double - pole fusible cut - out mounted on an incombustible base ; if the fields are separately excited there shall be provided with the ...
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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