Richardson's handbook of projection (1927)

Record Details:

Title:
Richardson's handbook of projection
Date:
1927
Publisher:
New York : Chalmers Publishing Company
Volume:
Richardson's handbook of projection
Leaf #:
00066
Language:
English
Subjects:
Motion Pictures, Motion Picture Technology
Collection:
Books
Format:
Books
Contributor:
Media History Digital Library
Sponsor:
Media History Digital Library
Coordinator:
Media History Digital Library
Description:
Date Added:
August 01, 2024
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516 HANDBOOK OF PROJECTION FOR recommend the projectionist or wiring contractor writing to the manufacturer for a diagram to suit his particular needs when he has a second hand set to install or if the diagram sent out with the new set has been lost. We are however showing as typical examples first, a threephase series set, Fig. 152, second a single phase multiple set, Fig. 152A, and last, two multiple three-phase sets installed to work in parallel, Fig. 152B. CAUTION. — Do not attempt to change direction of rotation or polarity by changing connections inside the machine. The machines are all checked up complete, together with their equipment, when tested. The motor must be connected to proper side of the line, and connections to panels must be made correctly in order to bring polarity of instruments and lamp right. FUSES. — Fuse the A. C, or motor side of these machines only. The D. C. side does not require fuses or switches, other than those shown in wiring diagram. The fuses at motor starting switch must be large enough to carry the maximum 3TV5£ IranJVerteK WITH Panel A The Hertmer. EiiGTiatCo C»tvi\ond,Ohi©,D£A. ^Corx Pads Fig. 152