Electrical safety in low voltage distribution systems up to 1 000 V a.c—Equipment for testing, measuring or monitoring of protective measures—Part 4:Resistance of earth connection and equipotential bonding
NORM herausgegeben am 11.10.2007
Designation standards: GB/T 18216.4-2007
Note: UNGÜLTIG
Publication date standards: 11.10.2007
Country: Chinese technical standard
Kategorie: Technische Normen GB