Residual current operated circuit-breakers without integral overcurrent protection for household and similar uses(RCCB)—Part 2.1:Applicability of the general rules to RCCB functionally independent of line voltage
NORMA vydaná dňa 28.6.1997
Designation standards: GB 16916.21-1997
Note: NEPLATNÁ
Publication date standards: 28.6.1997
Country: Chinese technical standard
Kategória: Technické normy GB