1DU4,断路器 4A D Characteristic UL 508 1 POLE
1DU40,断路器 40A D Characteristic UL 508 1 POLE
1DU40L,断路器 40A One Pole "D"
1DU40R,断路器 40A D Characteristic UL 1077 1 POLE
1DU4L,断路器 4.0A One Pole "D"
1DU4R,断路器 4A D Characteristic UL 1077 1 POLE
1DU5,断路器 5A D Characteristic UL 508 1 POLE
1DU50,断路器 50A D Characteristic UL 508 1 POLE
