Hallberg, Josef Henrik, 1874- · New York city, The Moving picture world · leaf 77
m giving perfect protec-tion and control of the various circuits. Note that in Fig. 33, for convenience sake, I haveplaced the three-wire branch circuit, switch and fuses at 70 MOTION PICTURE ELECTRICITY the top as may be required for a small stage circuit.Below is mounted three-wire to two-wire… … -BO o4a—BO -BO &—BO a—bo a—so a—bo 110 V. 110V.CIRCUIT 110 V. a—ao a—-ao 220 v. Fig. 33 cuit. Any number of cut-outs of any desired type can beadded or arranged in any suitable manner for giving noor 220 for either two-wire or three-wire circuits. Whenever three-wire service is used, it becomes…
Motion picture theaters · Electric lighting
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