Electrical safety in low voltage distribution systems up to 1 000 V a.c.and 1 500 V d.c.—Equipment for testing, measuring or monitoring of protective measures—Part 4:Resistance of earth connection and equipotential bonding
NORMA vydána dne 5.11.2012
Designation standards: GB/T 18216.4-2012
Note: NEPLATNÁ
Publication date standards: 5.11.2012
Country: Chinese technical standard
Kategorie: Technické normy GB