IEEE Standard for Indoor AC Switches (1 kV - 38 kV) for Use in Metal-Enclosed Switchgear
NORMA vydána dne 10.8.2001
Designation standards: IEEE C37.20.4-2001
Note: NEPLATNÁ
Publication date standards: 10.8.2001
Approximate weight : 300 g (0.66 lbs)
Country: International technical standard
Kategorie: Technické normy IEEE