
IEEE Guide for Seismic Qualification of Class 1E Metal-Enclosed Power Switchgear Assemblies
STANDARD published on 30.1.1990
    
        Designation standards: IEEE C37.81-1989
                
                
                
                Note:    WITHDRAWN
               
                Publication date standards:  30.1.1990
        Approximate weight : 300 g (0.66 lbs)
        Country:          International technical standard
        Category: Technical standards IEEE