Industrial Automation Co. is NOT an Authorized Rockwell Distributor - we have our own unique inventory and sourcing relationships. Review our Reseller notice, here.

The Allen-Bradley 140U-K6D3-D25 is a robust K-Frame molded case circuit breaker designed for demanding applications, featuring a rated current of 250 Amps and a supply voltage of 480 Volts, with a high interrupting capacity of 65 kA. It is equipped with fixed thermal and adjustable magnetic protection, safeguarding circuits against ground faults, overloading, and short circuits. This three-pole device includes versatile internal control modules such as undervoltage release and shunt trip for remote and automatic tripping, alongside auxiliary and alarm contacts for status indication, making it an essential component in industrial electrical systems. With dimensions of 140 x 108.5 x 205 millimeters, it operates effectively in temperatures ranging from -40 to 40 degrees Celsius.