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 15
Сторінка 46
... Alcohol . Glycerine .. .5 parts 5 parts ... I part 3. Care must be taken that conducting wires are not placed in such a position that it would be easy for water , or any liquid , to form cross connection between them 46.
... Alcohol . Glycerine .. .5 parts 5 parts ... I part 3. Care must be taken that conducting wires are not placed in such a position that it would be easy for water , or any liquid , to form cross connection between them 46.
Сторінка 47
... taken where sharp angles occur in the line wires , and also where any wires ( telegraph , telephone , or others ) could possibly , owing to their position , come in contact with the electric light wires . 7. Overhead wires from the main ...
... taken where sharp angles occur in the line wires , and also where any wires ( telegraph , telephone , or others ) could possibly , owing to their position , come in contact with the electric light wires . 7. Overhead wires from the main ...
Сторінка 50
... taken as with a current of the same volume and potential for lighting . 29. The wires leading to motors should be separated at least twelve inches from each other , and must be pro- vided with an approved cut - out switch at the point ...
... taken as with a current of the same volume and potential for lighting . 29. The wires leading to motors should be separated at least twelve inches from each other , and must be pro- vided with an approved cut - out switch at the point ...
Сторінка 51
... taken that conducting wires are not placed in such position that it would be easy for water , or any liquid , to form cross - connection between them , and main conductors or feeders should not approach each other nearer than one foot ...
... taken that conducting wires are not placed in such position that it would be easy for water , or any liquid , to form cross - connection between them , and main conductors or feeders should not approach each other nearer than one foot ...
Сторінка 52
... taken where sharp angles occur in the line wires , and also where any wires ( telegraph , telephone , or others ) could possibly , owing to their position , come in contact with the electric light wires . 7 . Wires from main circuit to ...
... taken where sharp angles occur in the line wires , and also where any wires ( telegraph , telephone , or others ) could possibly , owing to their position , come in contact with the electric light wires . 7 . Wires from main circuit to ...
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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.