Wiring diagrams of electrical apparatus and installations (1913)
McGraw-Hill · New York, McGraw-Hill Book Company · leaf 63
ulator.Rotor in position to generate the maximum secondary e.m.f. The principle of the inductionregulator is the same as that of the transformer type, except that the transition from maximumboost to maximum lower is smooth and continuous, being obtained by mechanical displace-ment of the primary… … Oeia// of /./m/t ySty/tch Fig. 87.—External connections of a single-phase induction potential regulator operated bya hand-controlled three-phase induction motor. fxte-rna/ /fes/stance 3ee tat)/e of Connections To contro///n^t^ecfer /f^pu/ator To CurrentTransformer
Electric wiring
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