This standard specifies the limited value of energy efficiency, evaluating value of energy conservation, target limited value of energy efficiency, inspection, calculation method and inspection rules of ballast for high-pressure sodium lamp.
This standard is applicable to the independent and built in type of inductive ballast for high-pressure sodium lamp with rated voltage 220 V, 50 Hz AC supply and rated power 70W-1000W.
Foreword I 1 Scope 2 Normative References 3 Terms and Definitions 4 Technical Requirements 5 Inspection Methods and Calculations 6 Inspection Rules