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 12
... Switches . Shunt Motor on Incandescent Circuit , showing also Main Switch and Rheostat . GENERAL INFORMATION . THERE are no conductors of electricity that 12 Series Motor on Arc Circuit, Shunt Motor on Incandescent Circuit,
... Switches . Shunt Motor on Incandescent Circuit , showing also Main Switch and Rheostat . GENERAL INFORMATION . THERE are no conductors of electricity that 12 Series Motor on Arc Circuit, Shunt Motor on Incandescent Circuit,
Сторінка 48
... switch . 14. The cut - out switch must be " double contact , " and should effectually close the main circuit , and cut off the interior , when turned " off . " It must be so constructed that there shall be no arc between the points when ...
... switch . 14. The cut - out switch must be " double contact , " and should effectually close the main circuit , and cut off the interior , when turned " off . " It must be so constructed that there shall be no arc between the points when ...
Сторінка 49
... switch , and also with an 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 ...
... switch , and also with an 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 ...
Сторінка 50
... switch at the point where they enter the building . The same precautions must be observed in entering the building that are required for lighting circuits . 30 . TESTING . All circuits should be tested at least twice a day with a ...
... switch at the point where they enter the building . The same precautions must be observed in entering the building that are required for lighting circuits . 30 . TESTING . All circuits should be tested at least twice a day with a ...
Сторінка 55
... switch , must not run in one groove , through the same tube , nor in the same slot in a cleat . 31. Cleats should be made of well seasoned hard wood ( filled to prevent the absorption of moisture ) , porcelain or other approved material ...
... switch , must not run in one groove , through the same tube , nor in the same slot in a cleat . 31. Cleats should be made of well seasoned hard wood ( filled to prevent the absorption of moisture ) , porcelain or other approved material ...
Інші видання - Показати все
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.