
IEEE Standard for Relays and Relay Systems Associated with Electric Power Apparatus
STANDARD published on 4.11.1976
    
        Designation standards: IEEE C37.90-1978
                
                
                
                Note:    WITHDRAWN
               
                Publication date standards:  4.11.1976
        Approximate weight : 300 g (0.66 lbs)
        Country:          International technical standard
        Category: Technical standards IEEE