NA 022
DKE Deutsche Kommission Elektrotechnik Elektronik Informationstechnik in DIN und VDE
Norm
[AKTUELL]
IEC 61557-4
IEC 61557-4
Electrical safety in low voltage distribution systems up to 1000 V a.c. and 1500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 4: Resistance of earth connection and equipotential bonding
Titel (englisch)
Electrical safety in low voltage distribution systems up to 1000 V a.c. and 1500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 4: Resistance of earth connection and equipotential bonding