3D2UM,断路器 2A D Characteristic UL 508 3 POLE
3D2UR,断路器 2A,MCB D CHAR 3PL 480Y/277VAC, UL1077
3D3.5UM,断路器 D CHAR,3POLE,480Y/277VAC,UL508
3D30UL,断路器 30A, D CHAR, 3POLE 480Y/277VAC,UL489
3D30UM,断路器 30A D Characteristic UL 508 3 POLE
3D30UR,断路器 30A,MCB D CHAR 3PL 480Y/277VAC, UL1077
3D32UL,断路器 32A, D CHAR, 3POLE 480Y/277VAC,UL489
3D32UM,断路器 32A D Characteristic UL 508 3 POLE