3B40UM,断路器 40AMCB B CHAR 3 PL 480Y/277VAC UL508
3B40UR,断路器 40A,MCB B CHAR 3PL 480Y/277VAC, UL1077
【Wiremold】3B43B2-1-RAM,电源排插 30A 18 20A Outlets Two remote ammeters
3B4UM,断路器 B CHAR,3POLE,480Y/277VAC,UL508
3B4UR,断路器 4A,MCB B CHAR 3PL 480Y/277VAC, UL1077
3B50UM,断路器 50A MCB B CHARL 480Y/277VAC UL508
3B50UR,断路器 50A,MCB B CHAR 3PL 480Y/277VAC, UL1077
【Wiremold】3B53B2-1-AM,电源排插 30A 18 20A Outlets two digital ammeters
