Electric Lighting SpecificationsW. J. Johnstone Company, Limited, 1892 - 176 стор. |
З цієї книги
Результати 6-10 із 29
Сторінка 31
... Pole tops . Mast arms . Posts . Lowering devices . Number of circuits . Number of street lamps . Insulation . Poles . Cross arms . Pins and insulators . Steps . Line lightning arresters . Fall of potential . ( Number . Horizontal ...
... Pole tops . Mast arms . Posts . Lowering devices . Number of circuits . Number of street lamps . Insulation . Poles . Cross arms . Pins and insulators . Steps . Line lightning arresters . Fall of potential . ( Number . Horizontal ...
Сторінка 35
... pole line and wire within days after assigned date of commencement . Installation of fixtures and dependent work within days after assigned date of com- mencement . Installation of steam plant complete within days after assigned date of ...
... pole line and wire within days after assigned date of commencement . Installation of fixtures and dependent work within days after assigned date of com- mencement . Installation of steam plant complete within days after assigned date of ...
Сторінка 49
... pole fusible cut - outs . ( switches , cut - outs , etc. , for purely local con- ditions ) . All switches carrying over -- ampères shall be knife switches ; all other switches shall have sliding contacts , and shall make C14 20. Connee ...
... pole fusible cut - outs . ( switches , cut - outs , etc. , for purely local con- ditions ) . All switches carrying over -- ampères shall be knife switches ; all other switches shall have sliding contacts , and shall make C14 20. Connee ...
Сторінка 61
... pole knife switch and double - pole fusible cut - out for each of the above field circuits , including that of the exciting dynamo unless lights are oper- ated therefrom , in which case a switch and cut out shall be placed in the main ...
... pole knife switch and double - pole fusible cut - out for each of the above field circuits , including that of the exciting dynamo unless lights are oper- ated therefrom , in which case a switch and cut out shall be placed in the main ...
Сторінка 67
... pole and mounted on incombustible bases ; belts to be endless and capable of transmitting the power required safely and efficiently . For alternating systems there shall be pro- 57. Converters . vided the following numbers and sizes of ...
... pole and mounted on incombustible bases ; belts to be endless and capable of transmitting the power required safely and efficiently . For alternating systems there shall be pro- 57. Converters . vided the following numbers and sizes of ...
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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