In the forward position shown in Fig. 55, the arrows show the direction of the current, right and left alternately, beginning at the bottom. In the reverse position, Fig. 56, the current is reversed in both armatures, remaining in the same direction in the field circuits. The student can obtain practice in reading wiring diagrams by Aa2 fo Choct/7 5/p/a/r//7 GROUND RETUR/V SYS7// COMB/WFD aamp; W/7C// C/200 /7aquot; -. Fig. 56. Reverse Position of Reverse Fig. 57. Wiring for K-6 Controller.
Title | : | Cyclopedia of Applied Electricity: Power transmission; Transformers; Electric railways |
Author | : | |
Publisher | : | - 1911 |
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