The Allen-Bradley 140U-J2L3-C50 Molded Case Circuit Breaker (MCCB) comes with a size J frame, 3 poles, and 250 Amps of frame current. It has 400 to 480 Volts AC of rated operational voltage, 50 Amps of current, 50 to 60 Hertz of frequency, and 25 Kiloamps of interrupting rating. The protection type of the circuit breaker is adjustable magnetic and fixed thermal protection. Its approximate weight is 11.4 pounds. The 140U-J2L3-C50 Molded Case Circuit Breaker provides the main disconnecting facilities for a control panel and over current protection as well as short circuit protection. The bimetallic version of the thermal protection causes the deflection of a bimetal element when it is heated in order to exert pressure on a trip bar.

The UL-listed 140U-J2L3-C50 Molded Case Circuit Breaker features a full set of accessories that allows reduced inventory. The fixed contacts of the breaker are generally mounted within the plastic molding or on the back panel while the adjustable contacts are supported on an insulation bar. This MCCB can be applied in industrial control applications where motors, lighting, and heating appliances are involved. The adjustable trip setting allows the operators to use the breaker with low current applications and equipment. Its user-friendly accessories and high performance interrupting ratings make it best suited for different industrial applications as well as different regional requirements. When selecting the 140U-J2L3-C50 circuit breaker, make sure to consider ratings of the breaker as well as the ratings of the equipment that needs to be protected. Find a clean and dry environment, without dust and corrosive elements in it for the installation of the breaker. It features common accessories that make installation and maintenance easy.