International Library of Technology · Scranton, International Textbook Co. · leaf 244
they can be used for balancing in caseof necessity. 5(y. Fig. 29 shows a three-wire system fed by a 220-voltdynamo A in conjunction with a motor-dynamo a a. Thismotor-dynamo is sometimes called a balancing set or bal-ancer. The armatures a, a are mounted on the same shaftand connected in series,… … Fig. 29. machine on the heavily loaded side runs as a dynamo and helps to supply current to that side, while the machine on the lightly loaded side absorbs power and runs as a motor, thus equalizing the load. Take, for example, the special case shown in Fig. 29, where we have 12 lamps on one side…
Electrical engineering
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