 | Charles M. Davis - 1893 - 128 стор.
...between any two points in the earth or pipes therein. 86 CLASS F. 43. STORAGE OR PRIMARY BATTERIES. a. When current for light and power is taken from primary...same general regulations must be observed as apply to similar apparatus fed from dynamo generators developing the same difference of potential. b. All secondary... | |
 | 1894
...should be made of the connections and the specific gravity of the solution. Wnen current for lieht and power Is taken from primary or secondary batteries,...developing the same difference of potential. CLASS Q.— MISCELLANEOUS. 1. The wiring In any building must test free from " grounds " before the current... | |
 | Arthur Vaughan Abbott - 1895 - 586 стор.
...insulated. Frequent examinations should be made of the connections and the specific gravity of the solution. When current for light and power is taken from primary...generators developing the same difference of potential. 155. Class G. — Miscellaneous. 1. The wiring in any building must test free from '-grounds " before... | |
 | Earle Abbott Merrilol - 1896 - 213 стор.
...between any two points in the earth or pipes therein. Class F. 44. STORAGE OR PRIMARY BATTERIES:— a. When current for light and power is taken from primary...same general regulations must be observed as apply to similar apparatus fed from dynamo generators developing the same difference of potential. b. All secondary... | |
 | Richard Henry Pierce - 1896 - 222 стор.
...electrical connections. CLASS G, STORAGE OR PRIMARY BATTERIES. 45. STORAGE OR PRIMARY BATTERIES:— a. When current for light and power is taken from primary...batteries, the same general regulations must be observed as applied to similar apparatus fed from dynamo generators developing the same difference of potential.... | |
 | Russell Robb - 1896 - 183 стор.
...which is attached to the negative pole of the battery. CLASS F. 44. Storage or Primary Batteries: a. When current for light and power is taken from primary...batteries, the same general regulations must be observed as applied to similar apparatus fed from dynamo generators developing the same difference of potential.... | |
 | Nehemiah Hawkins - 1896 - 541 стор.
...between any two points in the earth or pipes therein. • Class P. 44. STORAGE OR PRIMARY BATTERIES : a. When current for light and power is taken from primary...batteries, the same general regulations must be observed as applied to similar apparatus fed from dynamo generators developing the same difference o^ potential*... | |
 | American Institute of Electrical Engineers - 1897
...fireproof base, and in full view and reach of the attendant. 1 O. Storage or Primary Batteries.— a. When current for light and power is taken from primary...the same general regulations must be observed 'as applied to similar apparatus fed from dynamo generators developing the same difference of potential.... | |
 | American Society of Mechanical Engineers - 1898
...fireproof base, and in full view and reach of the attendant. 10. STORAGE OR PRIMARY BATTERIES — a. When current for light and power is taken from primary...batteries, the same general regulations must be observed as applied to similar apparatus fed from dynamo generators developing the same difference of potential.... | |
 | Horatio Alvah Foster - 1901 - 987 стор.
...a fireproof base, and in full view and reach of the attendant. 1O. Storage or Primary Batteries. a. When current for light and power is taken from primary..."batteries, the same general regulations must be observed as applied to similar apparatus fed from dynamo generators developing the same difference of potential.... | |
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When current for light and power is taken from primary or secondary batteries, the same general regulations must be observed as apply to similar apparatus fed from dynamo generators developing the same difference of potential. 
