Electric Lighting SpecificationsW. J. Johnstone Company, Limited, 1892 - 176 стор. |
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Результати 6-10 із 15
Сторінка 68
... wires , leaving the ends coiled up neatly , properly tagged , and suffi- ciently long to make the necessary switch- board connections . All main wires shall have a capacity of at least C. M. per ampère , and no wire smaller than B. & S ...
... wires , leaving the ends coiled up neatly , properly tagged , and suffi- ciently long to make the necessary switch- board connections . All main wires shall have a capacity of at least C. M. per ampère , and no wire smaller than B. & S ...
Сторінка 130
... wires ( unless the cut - out in the larger wire will protect the smaller . ) This includes all flexible conductors . All such junctions must be in plain sight . 3. Constructed with bases of non - combus- tible and moisture - proof ...
... wires ( unless the cut - out in the larger wire will protect the smaller . ) This includes all flexible conductors . All such junctions must be in plain sight . 3. Constructed with bases of non - combus- tible and moisture - proof ...
Сторінка 137
... wires and stations shall apply ( so far as practicable ) to street railway ... wire . 2. When the location of the generator is such that the ground circuit ... smaller than No. 0 B. & S. copper , or No. 4 B. & S. silicon bronze , and ...
... wires and stations shall apply ( so far as practicable ) to street railway ... wire . 2. When the location of the generator is such that the ground circuit ... smaller than No. 0 B. & S. copper , or No. 4 B. & S. silicon bronze , and ...
Сторінка 152
Earl Abbott Merrill. cuit of the smaller conductor at or close to its junction , by which it shall be interrupted whenever the current passing is in excess of its safe carrying capacity . 44. The safe carrying capacity of a wire is the ...
Earl Abbott Merrill. cuit of the smaller conductor at or close to its junction , by which it shall be interrupted whenever the current passing is in excess of its safe carrying capacity . 44. The safe carrying capacity of a wire is the ...
Сторінка 160
... wire smaller than No. 14 " B. & S. , " or No. 16 , " B. W. G. , " will be approved . 20. Samples of wire to be used , or in actual use , must be submitted to this Exchange , for tests of conductivity or of insulation , at any time when ...
... wire smaller than No. 14 " B. & S. , " or No. 16 , " B. W. G. , " will be approved . 20. Samples of wire to be used , or in actual use , must be submitted to this Exchange , for tests of conductivity or of insulation , at any time when ...
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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