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Книги Книги 11 - 20 з 25 у Must be provided with reliable stops to prevent carbons from falling out in case....
" Must be provided with reliable stops to prevent carbons from falling out in case the clamps become loose. "
Electric Lighting Specifications for the Use of Engineers and Architects - Сторінка 124
автори: Earle Abbott Merrill - 1892 - 176 стор.
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Electrical Engineer's Pocket-book: A Hand-book of Useful Data for ...

Horatio Alvah Foster - 1901 - 987 стор.
...betwean points under all circumstances. 57. Arc X.anipH. (For installation rules, see No. 19.) a. Must be provided with reliable stops to prevent carbons from falling "out in case the clamps become loose. b. Must be carefully insulated from the circuit m all their exposed c. Must, for constant-current systems,...
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International library of technology: a series of textbooks for ..., Том 13

International Textbook Company - 1902
...when started, and preventing an arc between points under all circumstances. Arc r,amps — a. Must be provided with reliable stops to prevent carbons from falling out in case the clamps become loose. b. Must be carefully insulated from the circuit in all their exposed parts. c. Must, for constant-current...
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Standard wiring for electric light and power: as adopted by the Fire ...

Harry Cooke Cushing - 1902 - 152 стор.
...lamps should be hung from insulating supports other than their conductors. All arc lamps should be provided with reliable stops to prevent carbons from falling out in case the clamps become loose, and all exposed parts should be carefully insulated from the circuit. Each lamp for constant current...
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Practical Lessons in Electricity. Elements of Electricity. The Electric Current

American School (Lansing, Ill.) - 1903 - 221 стор.
...lamps should be hung from insulating supports other than their conductors. All arc lamps should be provided with reliable stops to prevent carbons from falling out in case the clamps become loose, and all exposed parts should be carefully insulated from the circuit. Each lamp for constant-current...
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The Electrical Transmission of Energy: A Manual for the Design of Electrical ...

Arthur Vaughan Abbott - 1904 - 675 стор.
...switches shall be double-pole automatic in action and strictly nonarcing 146. 49. Arc Lamps. «. Must be provided with reliable stops to prevent carbons from falling out, in case clamps become loose. b. Must be carefully insulated from the circuit in all exposed parts. c. Must,...
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Cyclopedia of Applied Electricity: Current measurements; Wiring; Telegraph

1905
...lamps should be hung from insulating supports other than their conductors. All arc lamps should be provided with reliable stops to prevent carbons from falling out in case the clamps become loose, and all exposed parts should be carefully insulated from the circuit. Each lamp for constant-current...
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Modern Engineering Practice: A Reference Library..., Том 1

American School (Chicago, Ill.) - 1906
...lamps should be Ining from insulating supports other than their conductors. All arc lamps should be provided with reliable stops to prevent carbons from falling out in case the clamps become loose, and all exposed parts should be «arefully insulated from the circuit. Each lamp for constant-current...
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Cyclopedia of Engineering: A Manual of Steam Boilers, Steam Pumps ..., Том 5

Louis Derr - 1906
...be hung from insulating supports other than their conductors. All arc lamps should be provided witli reliable stops to prevent carbons from falling out in case the clamps become loose. and all exposed parts should be carefully insulated from the circuit. Each lamp for constant-current...
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Cyclopedia of Architecture, Carpentry and Building: A General Reference Work...

American School (Lansing, Ill.) - 1907
...lamps should be hung from insulating supports other than their conductors. All arc lamps should be provided with reliable stops to prevent carbons from falling out in case the clamps become loose, and all exposed parts should be carefully insulated from the circuit. Each lamp for constant-current...
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Modern electrical construction...

Henry Charles Horstmann, Victor Hugo Tousley - 1908
...circumstances. 57. Arc Lamps. (See Figure 167.) (For installation rules, sec Nos. 19 and 29.) a. Must be provided with reliable stops to prevent carbons from falling out in case the lamps become loose. b. All exposed parts must be carefully insulated from the circuit. c. Must, for...
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