NEMA ANSLG C78.41
NEMA ANSLG C7841 2006-JUL-25 For Electrc Lamps -- Gudelnes for Low Pressure Sodum Lamps
NEMA ANSLG C7841 2006-JUL-25 For Electrc Lamps -- Gudelnes for Low Pressure Sodum Lamps
This standard describes the physical and electrical requirements of the principal types of singleended low pressure sodium lamps. The electrical data provides the specific basis for ballast requirements for these lamps.