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Книги Книги 11 - 20 з 34 у VOLTS. Any circuit attached to any machine or combination of machines which develops....
" VOLTS. Any circuit attached to any machine or combination of machines which develops a difference of potential, between any two wires, of over... "
Electric Lighting Specifications for the Use of Engineers and Architects - Сторінка 161
автори: Earle Abbott Merrill - 1896 - 213 стор.
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New Catechism of Electricity: A Practical Treatise

Nehemiah Hawkins - 1896 - 541 стор.
...difference of potential between any two wires, shall be considered as a high potential circuit and coming under that class, unless an approved transforming...down to less than 300 volts. 10. OUTSIDE CONDUCTORS — Aw, OUTSIDE, OVERHEAD CONDTJCTORS (INCLUDING SERVICES) : a. Must be covered with some approved...
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Transactions, Том 14

American Institute of Electrical Engineers - 1897
...volts and less than 300 "volts, shall be considered as a low-potential circuit, and as coming under the class, unless an approved transforming device is used, which cuts the difference of potential down to ten volts or less. The primary circuit not to exceed a potential of 3,000 volts. 24- Wlres.GENERAL...
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Transactions of the American Society of Mechanical Engineers

American Society of Mechanical Engineers - 1898
...wires, of over ten volts and less than 300 volts, shall be considered as a low-potential circuit, and as coming under that class, unless an approved transforming...used, which cuts the difference of potential down to ten volts or less. The primary circuit not to exceed a potential of 3,000 volts. 24. WIRES — GENERAL...
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Electric lighting: a practical exposition of the art, for the use of ..., Том 2

Francis Bacon Crocker - 1901
...wires, of over 3,500 volts, shall be considered as an extra high-potential circuit, and as coining under that class, unless an approved transforming...used, which cuts the difference of potential down to S,500 volts or less. 38. Primary Wires — a. Must not be brought into or over building, except power...
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Distributing system and lamps

Francis Bacon Crocker - 1901 - 505 стор.
...volts and less than 3,500 volts, shall be considered as a high-potential circuit, and as cotningunder that class, unless an approved transforming device...used, which cuts the difference of potential down to SOO volts or less. S">. Wires — (See also Nos. 14, 15, and 16.) a. Must have an approved rubber-insulating...
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International library of technology: a series of textbooks for ..., Том 13

International Textbook Company - 1902
...wires of over 550 volts and less than 3,500 volts shall be considered as a highpotential circuit and as coming under that class, unless an approved transforming...used which cuts the difference of potential down to 550 volts or less. Wires— a. Must have an approved rubber-insulating covering. The thickness of the...
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Agents' and Inspectators Pocket-book of Fire Protection

George Velten Steeb - 1902 - 218 стор.
...of over 550 volts and less than 3,500 volts, shall be considered as a high potential circuit, and as coming under that class, unless an approved transforming...used, which cuts the difference of potential down to 550 volts or less. The wires must have an approved rubber insulating covering, must be in plain sight,...
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International Library of Technology: A Series of Textbooks for Persons ...

1902
...550 volts and less than 8,500 volts shall be consider cd as a highpotential circuit and as coining under that class, unless an approved transforming...used which cuts the difference of potential down to 550 volts or less. Wires— a. Must have an approved rubber-insulating covering. The thickness of the...
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International Library of Technology: A Series of Textbooks ..., Том 14,Частина 2

1906
...of over 550 volts and less than 3,500 volts shall be considered as a high-potential circuit and as coming under that class, unless an approved transforming device is used which cuts tlIe difference of potential down to 550 volts or less. Wires — a. Must have an approved rubber insulating...
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Storage Batteries ; Incandescent Lighting ; Arc Lighting ; Interior Wiring

1906 - 550 стор.
...of over 550 volts and less than 3,500 volts shall be considered as a high-potential circuit and as coming under that class, unless an approved transforming...used which cuts the difference of potential down to 550 volts or less. Wires— a. Must have an approved rubber insulating covering. b. Must be always...
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