2DU4R,断路器 4A D Characteristic UL 1077 2 POLE
2DU5,断路器 5A D Characteristic UL 508 2 POLE
2DU50,断路器 50A D Characteristic UL 508 2 POLE
2DU50L,断路器 50.0A Two Pole "D"
2DU50R,断路器 50A D Characteristic UL 1077 2 POLE
2DU5L,断路器 5.0A Two Pole "D"
2DU5R,断路器 5A D Characteristic UL 1077 2 POLE
2DU6,断路器 6A D Characteristic UL 508 2 POLE
