A Hand-book of Wiring Tables for Arc, Incandescent Lighting, and Motor CircuitsBubier Publishing Company, 1892 - 76 стор. |
З цієї книги
Результати 1-5 із 7
Сторінка 48
... automatic in its action in either direction , not stopping between points when once started . It should indicate upon inspection whether cur- rent be " on " or " off . " 66 15. It must be mounted on a non - conducting base , kept free ...
... automatic in its action in either direction , not stopping between points when once started . It should indicate upon inspection whether cur- rent be " on " or " off . " 66 15. It must be mounted on a non - conducting base , kept free ...
Сторінка 49
... automatic switch that will shunt the current around the carbons should they fail to feed properly . 22. Stops of some kind must be provided to prevent the carbons from falling out in case their clamps fail to hold them ; and these stops ...
... automatic switch that will shunt the current around the carbons should they fail to feed properly . 22. Stops of some kind must be provided to prevent the carbons from falling out in case their clamps fail to hold them ; and these stops ...
Сторінка 50
... automatic device which will shunt the circuit around the carbon filament should it break . No electro - magnet device will be accepted for this purpose . 27. Any method of distributing current to incandescent lamps on arc - light ...
... automatic device which will shunt the circuit around the carbon filament should it break . No electro - magnet device will be accepted for this purpose . 27. Any method of distributing current to incandescent lamps on arc - light ...
Сторінка 60
... automatic device , will be approved . A permanent ground will not be approved . MISCELLANEOUS . 69. Companies or individuals furnishing electricity from central stations must enter into an agreement with this Exchange , binding ...
... automatic device , will be approved . A permanent ground will not be approved . MISCELLANEOUS . 69. Companies or individuals furnishing electricity from central stations must enter into an agreement with this Exchange , binding ...
Сторінка 65
... automatic switch which shall shunt the current round the carbons before the arc between them reaches a dangerous length . LOW POTENTIAL SYSTEMS . DIRECT SYSTEMS . 20. In direct incandescent systems , the rules as to the capacity ...
... automatic switch which shall shunt the current round the carbons before the arc between them reaches a dangerous length . LOW POTENTIAL SYSTEMS . DIRECT SYSTEMS . 20. In direct incandescent systems , the rules as to the capacity ...
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A Hand-Book of Wiring Tables for Arc, Incandescent Lighting, and Motor Circuits Arthur Eugene Watson Попередній перегляд недоступний - 2018 |
A Hand-Book of Wiring Tables for ARC, Incandescent Lighting, and Motor Circuits Arthur Eugene Watson Попередній перегляд недоступний - 2015 |
Загальні терміни та фрази
104-volt lamps 16 c. p. lamps 52-volt lamps alternating current amperes Amperex approved insulation arc circuits arc lamps arc system ARC-LIGHT Area in CM=d2 attached to build automatic Board cent loss center of distribution circular mills Cleats Cloth Bound conducting wires conductors covered Diameter in Mils direct current Distance in feet dynamo EDISON SYSTEM edition Edward Trevert electric light wires Electricians electro-motive force England Insurance Exchange enter the building entering buildings erected extra heavy Farad feet from transformer fixtures Formula Hand-book house mains incandescent lamps Incandescent System inflammable material INSIDE WIRING joints line wire located magneto material mechanical injury moisture Nostrand's Science Series number of lamps ohms overhead wires pipe poles porcelain Practical Primary Mains Pure Copper Wire regulations rheostat rubber hooks rules secondary mains secured Series motors size of wire soldered spark arrester supply wires Telegra tion tube two-wire system voltage water-proof insulation Watts WIRING TABLE
Популярні уривки
Сторінка 58 - Flexible cord must not be used except for pendants, wiring of fixtures, portable lamps or motors, portable heating apparatus or other portable devices.
Сторінка 51 - ... c. Must be at least seven feet above the highest point of flat roofs, and at least one foot above the ridge of pitched roofs over which they pass or to which they are attached.