Electric Lighting SpecificationsW. J. Johnstone Company, Limited, 1892 - 176 стор. |
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Сторінка 49
... { feeder } switches . switches for connecting system with dynamos in the building or with external source of supply . breakdown switch . double - pole fusible cut - outs . ( switches , cut - outs , etc. , for purely local con- ditions ) ...
... { feeder } switches . switches for connecting system with dynamos in the building or with external source of supply . breakdown switch . double - pole fusible cut - outs . ( switches , cut - outs , etc. , for purely local con- ditions ) ...
Сторінка 50
... feeder and riser wires shall be of ( bare insulated S wire fastened neatly and securely to the front surface of the switchboard . All bare wires shall be sepa- rated from the board by an air space of not • Bus bars shall be of sec- less ...
... feeder and riser wires shall be of ( bare insulated S wire fastened neatly and securely to the front surface of the switchboard . All bare wires shall be sepa- rated from the board by an air space of not • Bus bars shall be of sec- less ...
Сторінка 78
... Feeder riser to group No. 2 to etc. feeder 89. Location of S Risers · ( Riser Group No. 1 shall feed all lights ( location ) , Feeder riser group No. 2 shall feed , etc. feeder From the switchboard ( or centre of dis- Feeders tribution ) ...
... Feeder riser to group No. 2 to etc. feeder 89. Location of S Risers · ( Riser Group No. 1 shall feed all lights ( location ) , Feeder riser group No. 2 shall feed , etc. feeder From the switchboard ( or centre of dis- Feeders tribution ) ...
Сторінка 79
... feeder ( centre . From ried S riser ) mains terminating at - ; from { feeder No. 2 , etc. ( Note . In certain cases it is advisable to run the circuits in such a manner that no room shall be dependent on one circuit only ; if so desired ...
... feeder ( centre . From ried S riser ) mains terminating at - ; from { feeder No. 2 , etc. ( Note . In certain cases it is advisable to run the circuits in such a manner that no room shall be dependent on one circuit only ; if so desired ...
Сторінка 89
... Feeder to riser group feeder No. 2 to etc. S riser feeder Every conductor in each group of risers and main shall be provided with an inde- pendent tube . Riser Group Feeder Sriser No. 1 shall feed all lights ( loca- tion ) , group No. 2 ...
... Feeder to riser group feeder No. 2 to etc. S riser feeder Every conductor in each group of risers and main shall be provided with an inde- pendent tube . Riser Group Feeder Sriser No. 1 shall feed all lights ( loca- tion ) , group No. 2 ...
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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