
IEEE Standard for High-Potential-Test Requirements for Excitation Systems for Synchronous Machines
NORMA vydána dne 1.6.1979
    
        Designation standards: IEEE 421B-1979
                
                
                
                Note:    NEPLATNÁ
               
                Publication date standards:  1.6.1979
        Approximate weight : 300 g (0.66 lbs)
        Country:          International technical standard
        Kategorie:  Technické normy IEEE