IEEE Standard Test Procedure for AC High-Voltage Circuit Breakers Rated on a Symmetrical Current Basis
NORMA vydána dne 12.6.1992
Designation standards: IEEE C37.09a-1991
Note: NEPLATNÁ
Publication date standards: 12.6.1992
Approximate weight : 300 g (0.66 lbs)
Country: International technical standard
Kategorie: Technické normy IEEE