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" VOLTS. Any circuit attached to any machine or combination of machines which develops a difference of potential, between any two wires, of over... "
Electric Wiring for the Use of Architects, Underwriters, and the Owners of ... - Сторінка 79
автори: Russell Robb - 1896 - 183 стор.
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The Architect's and Builder's Pocket-book of Mensuration, Geometry ...

Frank Eugene Kidder - 1892 - 1032 стор.
...over HOC volts difference of potential between any two wires, shall be considered as a high potential circuit and coming under that class, unless an approved...difference of potential down to less than 300 volts. Rule 1O. Outside Conductors : Section/. All joints must be soldered, even if made with the Mclntyre...
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The Architect's and Builder's Pocket-book of Mensuration, Geometry ...

Frank Eugene Kidder - 1892 - 1058 стор.
...over 300 volts difference of potential between any two wires, shall be considered as a high potential circuit and coming under that class, unless an approved...the difference of potential down to less than 300 rolts. Rule 1O. Outside Conductors : Section/. All joints must be soldered, even if made with the Mclntyre...
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Standard Tables for Electric Wiremen: With Instructions for Wiremen and ...

Charles M. Davis - 1893 - 162 стор.
...difference of potential between any two wires, shall be j, considered as a high potential circuit .ajld coming under that class, unless an approved transforming...difference of potential down to less than 300 volts. RULE 10. OUTSIDE CONDUCTOES. Section/. It is the sense of the Electrical Committee that all joints...
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Electric Lighting Specifications

Earle Abbott Merrilol - 1896 - 232 стор.
...over 300 volts difference of potential between any two wires, shall be considered as a high potential circuit and coming under that class, unless an approved...properly insulated and substantially built supports, all tie wires having an insulation equal to that of the conductors they confine. (See Definitions). c....
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Electric Lighting Specifications for the Use of Engineers and Architects

Earle Abbott Merrill - 1896 - 222 стор.
...difference of potential between any two wires, shall be considered as a high potential circuit aud coming under that class, unless an approved transforming•...properly insulated and substantially built supports, all tie wires having an insulation equal to that of the conductors they confine. (See Definitions). b....
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Electric Lighting Specifications for the Use of Engineers and Architects

Earle Abbott Merrill - 1896 - 232 стор.
...considered as a high potential circuit and coming under that class, unless an approved transforming1 device is used, which cuts the difference of potential...approved insulating material, not easily abraded, tirmly secured to properly insulated and substantially built supports, all tie wires having an insulation...
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New Catechism of Electricity: A Practical Treatise

Nehemiah Hawkins - 1896 - 568 стор.
...over 300 volts difference of potential between any two wires, shall be considered as a high potential circuit and coming under that class, unless an approved...down to less than 300 volts. 10. OUTSIDE CONDUCTORS — An OUTSIDE, OVERHEAD CONDUCTORS (INCLUDING SERVICES) : a. Must be covered with some approved insulating...
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Transactions of the American Institute of Electrical Engineers

American Institute of Electrical Engineers - 1897 - 710 стор.
...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, Том 19

American Society of Mechanical Engineers - 1898 - 1122 стор.
...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 - 528 стор.
...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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