International Library of Technology · Scranton, International Textbook Co. · leaf 329
ng the primary coils in series orparallel, the transformer could be operated on 2,000 or 1,000volt mains, and by connecting the secondaries in series orparallel, a secondary voltage of either 100 or 50 could beobtained. Modern transformers are usually built in this way,because it is often… … ~h7^^ Pig. 1550. Fig. 1551. C, which is built up of iron stampings of the form shown inthe sectional view. Fig. 1551. A cut is made in the stamp-ing at h^ so that the tongue 7 may be bent back to allowthe stampings to be slipped over the coils. The magneticlines are set up around the circuit as…
Electrical engineering
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