Application of mercury lamp street lighting ballasts: a technical information bulletin
EEI-NEMA Joint Committee on Standardization of Street Lighting Equipment, Edison Electric Institute, National Electrical Manufacturers Association
Edison Electric Institute [and] National Electrical Manufacturers Association, 1966 - Antiques & Collectibles - 7 pages
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actual lamp ballast design ballast losses BALLAST TYPES ballasts will accept capacitors Comparison Based constant current transformer CORNELL UNIVERSITY LIBRARY current transformer capacity Diagram dip to approximately EDISON ELECTRIC INSTITUTE Effect of Operating high reactance auto-transformer high reactance ballasts Illuminating Engineering Lamp operating voltage lamp operating wattage LAMP STREET LIGHTING lamp voltage lamp wattage regulation line voltage lumen output Mercury Lamp Characteristics MERCURY LAMP STREET MODIFIED REGULATED OUTPUT nominal lamp Normal Normal Normal normal operating current o o o Once a lamp Open circuit current Operating Position Output SerHes 6.6A Position and Circuit power factor correction ran5e rated voltage reactance auto-transformer ballasts reactor and high reactor ballast Reactor Reactor H-React Reactor Reactor Re5 regulated output ballasts regulated output type series circuit Series Mercury Transformer standard reference ballast starting voltage STREET LIGHTING BALLASTS switching system lamp wattage Unglert vertical voltage dips voltage of 135 voltage regulation volts warm-up Watt wattage compensated