This standard specifies the characteristics of high-pressure sodium vapor lamps necessary to ensure interchangeability and safety together with test conditions and procedures.? The recommendations relate only to type testing.The standard specifies the lamp dimensions@ electrical characteristics for lamp starting and operation together with information for ballast@ ignitor and luminaire design purposes.The requirements dealing with the lamp starting test and associated information for ballast/ignitor design are different depending on the practice of the country in which the lamp type was originally developed.
IEC 60662:2002 history
2011IEC 60662:2011 High pressure sodium vapour lamps - Performance specifications