Electric Lighting SpecificationsW. J. Johnstone Company, Limited, 1892 - 176 стор. |
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Результати 1-5 із 35
Сторінка 17
... conductors , and entrances to fixtures should be water - tight . Wires should pass through bulkheads and decks , junction boxes , etc. , in water - tight stuffing boxes . Where necessary , lamps and sockets should be inclosed in ...
... conductors , and entrances to fixtures should be water - tight . Wires should pass through bulkheads and decks , junction boxes , etc. , in water - tight stuffing boxes . Where necessary , lamps and sockets should be inclosed in ...
Сторінка 59
... conductors to its surface ; the dynamo ( s ) shall be so designed that the power required will be auto- matically proportioned to the number and the candle power of the lamps burning at any time , and shall be rated with such margin of ...
... conductors to its surface ; the dynamo ( s ) shall be so designed that the power required will be auto- matically proportioned to the number and the candle power of the lamps burning at any time , and shall be rated with such margin of ...
Сторінка 64
... potential between them shall be so placed and protected that the danger of receiving a shock is the least possible ; arma- ture conductors shall be so securely attached to the surface 64 ELECTRIC LIGHTING SPECIFICATIONS . Dynamos -
... potential between them shall be so placed and protected that the danger of receiving a shock is the least possible ; arma- ture conductors shall be so securely attached to the surface 64 ELECTRIC LIGHTING SPECIFICATIONS . Dynamos -
Сторінка 65
Earl Abbott Merrill. ture conductors shall be so securely attached to the surface of the armature as to preclude any possibility of their being dragged from their proper position under normal conditions of operation ; all coils ...
Earl Abbott Merrill. ture conductors shall be so securely attached to the surface of the armature as to preclude any possibility of their being dragged from their proper position under normal conditions of operation ; all coils ...
Сторінка 88
... conductors shall be insulated with All duplex conductors shall be insulated with Duplex conductors and all single conductors larger than B. & S. B. W. G. shall be stranded . ( See p . 78 , sec . 87. ) # 2 From the switchboard ( or ...
... conductors shall be insulated with All duplex conductors shall be insulated with Duplex conductors and all single conductors larger than B. & S. B. W. G. shall be stranded . ( See p . 78 , sec . 87. ) # 2 From the switchboard ( 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