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Книги Книги 1 - 10 з 27 у a. Must be attached to each side of every overhead circuit connected with the station.....
" a. Must be attached to each side of every overhead circuit connected with the station. It is recommended to all electric light and power companies that arresters be connected at intervals over systems in such numbers and so located as to prevent ordinary... "
Electrical railroading; or, Electricity as applied to railroad transportation - Сторінка 140
автори: Sidney Aylmer-Small - 1908 - 924 стор.
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Electric Lighting Specifications for the Use of Engineers and Architects

Earle Abbott Merrill - 1892 - 176 стор.
...comustible material, or separated therefrom by asbestos or cement. LIGHTNING ARRESTERS—Must be: 1. Attached to each side of every overhead circuit connected with the station. 2. In plain sight. 3. On the switchboard, or in an equally accessible place, away from combustible...
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Convention

National Electric Light Association. Convention - 1892
...combustible material, or separated therefrom by asbestos or cement. LIGHTNING ARRESTERS — Must be : 1. Attached to each side of every overhead circuit connected with the station. 2. In plain sight. 3. On the switchboard or in an equally accessible place, away from combustible material....
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Electrical Engineer, Том 17

1894
...foot from combutalble material, or separated therefrom by asbestos or cement. Lightning Arretiere. 1. Must be attached to each side of every overhead circuit connected with the station. 2. Must be In plain sight. 8. Must be on the switchboard, or In an equally accessible place, away from...
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The Electrical Transmission of Energy: A Manual for the Design of Electrical ...

Arthur Vaughan Abbott - 1895 - 586 стор.
...from combustible material, or separated there from by asbestos or cement. 122. LIGHTNING ARRESTERS. 1. Must be attached to each side of every overhead circuit connected with the station. 2. Must be in plain sight. 3. Must be on the switchboard, or in an equally accessible place, away from...
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Electric Lighting Specifications for the Use of Engineers and Architects

Earle Abbott Merrill - 1896 - 213 стор.
...therefrom by a non-inflammable, non-absorptive, insulating material. 6. LIGHTNING ARRESTERS: — a. Must be attached to each side of every overhead circuit connected with the station. b. Must be mounted on non-combustible bases in plain sight on the switchboard, or in an equally accessible...
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Electric Wiring for the Use of Architects, Underwriters, and the Owners of ...

Russell Robb - 1896 - 183 стор.
...metal frame, it is well to have the frame insulated as the rules indicate. 6. Lightning-arresters : a. Must be attached to each side of every overhead circuit connected with the station. b. Must be mounted on non-combustible bases in plain sight on the switch-board, or in any equally accessible...
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New Catechism of Electricity: A Practical Treatise

Nehemiah Hawkins - 1896 - 541 стор.
...separated therefrom by a non-inflammable, non-absorptive, insulating material. 6. LIGHTNING ARRESTERS : a. Must be attached to each side of every overhead circuit connected with the station. b. Must be mounted on non-combustible bases in plain sight on the switchboard, or in any equally accessible...
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Electric Lighting Specifications

Earle Abbott Merrilol - 1896 - 213 стор.
...therefrom by a non-inflammable, non-absorptive, insulating material. 6. LIGHTNING ARRESTERS:— a. Must be attached to each side of every overhead circuit connected with the station. b. Must be mounted on non-combustible bases in plain sight on the switchboard, or in an equally accessible...
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Transactions, Том 14

American Institute of Electrical Engineers - 1897
...non-absorptive, insulating material. 6. Lightning Arresters.— (For construction rules, see No. //.) a. Must be attached to each side of every overhead circuit...(over the wires) buildings connected to the lines. l>. Must be located in readily accessible places away from combustible materials, and as near as practicable...
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Transactions of the American Society of Mechanical Engineers

American Society of Mechanical Engineers - 1898
...non-absorptive insulating material. 5. LIGHTNING ARRESTERS — (For construction rules, see No. 55.) a. Must be attached to each side of every overhead circuit...located as to prevent ordinary discharges entering the buildings over the wires connected to the lines. J. Must be located in readily accessible places...
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