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 8
Сторінка 3
... amount of mystery connected with the art ; yet it is only a matter of simple arithmetic , which any person with ordinary persever- ance , can easily master . It is the object of the following pages to furnish the student with such rules ...
... amount of mystery connected with the art ; yet it is only a matter of simple arithmetic , which any person with ordinary persever- ance , can easily master . It is the object of the following pages to furnish the student with such rules ...
Сторінка 13
... amounts of metal would be prohibitive . The flow of currents of electricity is due to the impressed electro - motive ... amount of current flowing in a given conductor is the result of this original electro - motive force divided by the ...
... amounts of metal would be prohibitive . The flow of currents of electricity is due to the impressed electro - motive ... amount of current flowing in a given conductor is the result of this original electro - motive force divided by the ...
Сторінка 14
... amount of current to be carried . This carrying capacity of a wire is far in ex- cess of the amount that it would be commer- cially profitable to allow , for the loss of energy to force such amounts of current as a wire might carry ...
... amount of current to be carried . This carrying capacity of a wire is far in ex- cess of the amount that it would be commer- cially profitable to allow , for the loss of energy to force such amounts of current as a wire might carry ...
Сторінка 15
... amount of current they use or by the light they furnish . The former use 9.6 am- peres and furnish 2000 candle - power lamps , the later 6.8 amperes and 1200 candle - power . Let it be required to determine the size of wire necessary to ...
... amount of current they use or by the light they furnish . The former use 9.6 am- peres and furnish 2000 candle - power lamps , the later 6.8 amperes and 1200 candle - power . Let it be required to determine the size of wire necessary to ...
Сторінка 16
... amount of current flowing in any particular wire and its distance from the dynamos . It is common to arrange this system after the style of a gas or water plant , with a center of distribution , from which the main supply wires emerge ...
... amount of current flowing in any particular wire and its distance from the dynamos . It is common to arrange this system after the style of a gas or water plant , with a center of distribution , from which the main supply wires emerge ...
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.