Convention, Volume 5;Volume 39;Volume 62 |
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Halaman 25
... phase of the two - phase circuit while the primaries of the two voltage transformers are on the first phase . The 0.3 volt divided by the secondary volt- age ( say , 110 ) of the transformer under test equals 0.0027 . This number is the ...
... phase of the two - phase circuit while the primaries of the two voltage transformers are on the first phase . The 0.3 volt divided by the secondary volt- age ( say , 110 ) of the transformer under test equals 0.0027 . This number is the ...
Halaman 487
... phase power from 3 - phase systems . While this has been accomplished by several different methods , none have heretofore provided means for maintaining a balance on all the phases of a 3 - phase system . The introduction of the Phase ...
... phase power from 3 - phase systems . While this has been accomplished by several different methods , none have heretofore provided means for maintaining a balance on all the phases of a 3 - phase system . The introduction of the Phase ...
Halaman 508
... phase system . The difficulties involved in converting 3 - phase energy into single - phase energy by means of static transformers in connec- tion with single - phase service , have led to the development of a new type of apparatus ...
... phase system . The difficulties involved in converting 3 - phase energy into single - phase energy by means of static transformers in connec- tion with single - phase service , have led to the development of a new type of apparatus ...
Isi
INTRODUCTION | 5 |
INDICATING INSTRUMENT Methods for Testing CURRENT | 11 |
TWO WATTHOUR METER METHOD OF TESTING INSTRUMENT | 26 |
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