Electric Lighting SpecificationsW. J. Johnstone Company, Limited, 1892 - 176 стор. |
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Результати 6-10 із 24
Сторінка 88
... walls and ceil- ings . ( See p . 77 , sec . 83. ) ( See p . 77 , sec . 84. ) ( See p . 77 , sec . 85. ) All single conductors shall be insulated with All duplex conductors shall be insulated with Duplex conductors and all single ...
... walls and ceil- ings . ( See p . 77 , sec . 83. ) ( See p . 77 , sec . 84. ) ( See p . 77 , sec . 85. ) All single conductors shall be insulated with All duplex conductors shall be insulated with Duplex conductors and all single ...
Сторінка 91
... wall . Tubes . All tubes shall be of sufficient size to allow 132. Sizes of the wires to be readily drawn in , withdrawn and reinserted at will . A quarter - inch tube will be permitted only where space is ex- tremely limited . Tubes ...
... wall . Tubes . All tubes shall be of sufficient size to allow 132. Sizes of the wires to be readily drawn in , withdrawn and reinserted at will . A quarter - inch tube will be permitted only where space is ex- tremely limited . Tubes ...
Сторінка 115
... , headers required , 216. Gauge Board . 217. Pipe Covering . walls to ELECTRIC LIGHTING SPECIFICATIONS . 115 Smoke Connections - Stack Automatic Stokers Feed Pumps and Injectors Feed-water Heaters and Purifiers - Separators Piping.
... , headers required , 216. Gauge Board . 217. Pipe Covering . walls to ELECTRIC LIGHTING SPECIFICATIONS . 115 Smoke Connections - Stack Automatic Stokers Feed Pumps and Injectors Feed-water Heaters and Purifiers - Separators Piping.
Сторінка 116
Earl Abbott Merrill. 216. Gauge Board . 217. Pipe Covering . walls to be pierced , auxiliary connections , etc. It is sometimes very desirable , where a number of engines and boilers are installed . to place a valve in the main steam ...
Earl Abbott Merrill. 216. Gauge Board . 217. Pipe Covering . walls to be pierced , auxiliary connections , etc. It is sometimes very desirable , where a number of engines and boilers are installed . to place a valve in the main steam ...
Сторінка 119
... walls through which they may pass by non - combustible insulating tubes . 4. Kept rigidly so far apart that they can- not come in contact . 5. Covered with non - inflammable insulating material sufficient to prevent accidental con- tact ...
... walls through which they may pass by non - combustible insulating tubes . 4. Kept rigidly so far apart that they can- not come in contact . 5. Covered with non - inflammable insulating material sufficient to prevent accidental con- tact ...
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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