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H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
H01F27/00—Details of transformers or inductances, in general
H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
H01F27/341—Preventing or reducing no-load losses or reactive currents
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Engineering & Computer Science
(AREA)
Power Engineering
(AREA)
Supply And Distribution Of Alternating Current
(AREA)
Einrichtung zur Einstellung der Spannung sowie der Phasenlage von Strom und Spannung in Längs- und Querrichtung unter Last in Drehstromsystemen mit einem Transformatorsatz
Schaltungsanordnung zur Erzeugung einer dreifachen Frequenz aus einer Grundfrequenz insbesondere fuer den flackerfreien Betrieb von Gluehlampen aus Netzen niedriger Frequenz