3DU3,断路器 3A D Characteristic UL 1077 3 POLE
3DU30,断路器 30A D Characteristic UL 1077 3 POLE
3DU30L,断路器 30.0A Three Pole "D"
3DU30R,断路器 30A D Characteristic UL 1077 3 POLE
3DU32,断路器 32A D Characteristic UL 1077 3 POLE
3DU32L,断路器 32.0A Three Pole "D"
3DU32R,断路器 32A D Characteristic UL 1077 3 POLE
3DU3L,断路器 3.0A Three Pole "D"
