1B4 Series

Catalog

1B4UR 4A MCB B CHAR 1 P 277VAC U

Part	Voltage Rating - AC	Illumination	Current Rating	Breaker Type	Actuator Type	Mounting Type	Number of Poles	Approval Agency	Voltage Rating - DC
Altech Corporation 1B4UR	277 V	None	4 A	Thermal Magnetic	Lever	DIN Rail	1	CE cURus UL1077
Altech Corporation 1B4UM	480 VAC	None	4 A	Thermal Magnetic	Lever	DIN Rail	1	CSA UL508	42 V