
Electricity metering equipment (AC)—Acceptance inspection—Part 21: Particular requirements for electromechanical meters for active energy (classes 0.5, 1 and 2)
NORMA vydána dne 29.12.2017
Designation standards: GB/T 17215.821-2017
Publication date standards: 29.12.2017
Country: Chinese technical standard
Kategorie: Technické normy GB