NEN 10 034-15-1992 Rotating motor. Impulse voltage withstand levels of rotating alternating current machines using form-wound stator coils (IEC 34-15:1990)
1992NEN 10 034-15-1992 Rotating motor. Impulse voltage withstand levels of rotating alternating current machines using form-wound stator coils (IEC 34-15:1990)