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 13
Сторінка 11
... Arc Circuit , show- ing also inside. Secondary Mains 52 Volts . Transformer Alternating System ; also showing location of transformer on pole . Primary Mains . 104 volt lamps . 52 volt lamps. II Transformer Alternating System,
... Arc Circuit , show- ing also inside. Secondary Mains 52 Volts . Transformer Alternating System ; also showing location of transformer on pole . Primary Mains . 104 volt lamps . 52 volt lamps. II Transformer Alternating System,
Сторінка 26
... pole lines are subject to . ) 2. Required size of line wire for 1300 52- volt , 16 c . p . lamps , 3 miles ( 15840 feet ) from station , with 12 per cent loss . 1300 X 15840 X .008 164736 cir . mills ooo wire . = 3. Required size of ...
... pole lines are subject to . ) 2. Required size of line wire for 1300 52- volt , 16 c . p . lamps , 3 miles ( 15840 feet ) from station , with 12 per cent loss . 1300 X 15840 X .008 164736 cir . mills ooo wire . = 3. Required size of ...
Сторінка 47
... poles , or structures , where they can be easily reached for inspec- tion . 6. When they are in proximity to other ... pole in the street to the terminal insulators attached to buildings , and at the point where they enter a building ...
... poles , or structures , where they can be easily reached for inspec- tion . 6. When they are in proximity to other ... pole in the street to the terminal insulators attached to buildings , and at the point where they enter a building ...
Сторінка 51
... which the light or power is being , or is to be , used , but should be on separate poles , or structures , where they can be easily reached for inspec- tion . 6. When they are in proximity to other conducting wires 51.
... which the light or power is being , or is to be , used , but should be on separate poles , or structures , where they can be easily reached for inspec- tion . 6. When they are in proximity to other conducting wires 51.
Сторінка 55
... pole 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 ...
... pole 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 ...
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.