1DU1R,断路器 1A D Characteristic UL 1077 1 POLE
1DU2,断路器 2A D Characteristic UL 508 1 POLE
1DU2.5,断路器 2.5A MCB DCHAR 1pl 277VAC UL508
1DU20,断路器 20A D Characteristic UL 508 1 POLE
1DU20L,断路器 20A One Pole "D"
1DU20R,断路器 20A D Characteristic UL 1077 1 POLE
1DU25,断路器 25A D Characteristic UL 508 1 POLE
1DU25L,断路器 25A One Pole "D"
