The catalog number 140U-JD6D3-D20 is used for a 140U series circuit breaker manufactured by Allen-Bradley/Rockwell Automation. This industrial component is made in accordance with regulations set by standards such as the CE, IEC 60947-2, UL 489, and the CSA 22.2 (No. 5) standards. This UL listed and CSA certified protective device is designed for integration with complex industrial systems and it can be combined with combination starter units. The 140U product series offers various circuit breaker models in current ratings from 125 to 1250 Amps and it allows for the addition of optional elements such as internal control modules or control module combinations.

The 140U-JD6D3-D20 circuit breaker unit has a JD frame and it is combined with starters with NEMA size of 5. Every available frame has its own current rating so this particular model has a continuous current rating of 200 Amps. The 140U-JD6D3-D20 circuit breaker has a high interrupting capacity that includes a range of 60 to 69 kiloAmps. The full current range of the device is 100 rr0 Amps. The device does not include an internal control module or any of the available accessories. The 140U-JD6D3-D20 circuit breaker provides excellent protection from overcurrents, short-circuits and other possible errors in regard to current. The 140U-JD6D3-D20 circuit breaker has three poles and it features a NEMA starter of size 3. The unit is designed for environment operational conditions that include shock resistance, vibration resistance, and an operating temperature range of -25 to 60 degrees Celsius (-13 to 140 degrees Fahrenheit). In addition to that, the unit requires a storage temperature range of -40 to 80 degrees Celsius (-40 to 176 degrees Fahrenheit).