The Allen-Bradley/Rockwell Automation molded case circuit breaker known as the 140U-JD6D3-D17 circuit breaker is available through the 140U product series and it is classified as a combination starter unit with the 2155G SMC Dialog Plus designation. The 140U product series offers a wide range of protective components which are the essential parts of any industrial system. The circuit breakers should help in preventing equipment damage if unexpected current-related events occur. The product series provides a choice of field-installed internal control modules like alarm contact, auxiliary contact, and shunt trip modules, and other components like terminal lugs. Also, the series offers external accessories like terminal shields, end cap kits, motor operators, flex-cable operating mechanisms, and rotary variable-depth operating mechanisms.

The Allen-Bradley 140U-JD6D3-D17 circuit breaker is part of the product group that offers devices that have small dimensions and that are intended to be used with variable frequency AC drive units and NEMA rated combination starter/soft starter units. The 140U-JD6D3-D17 circuit breaker supports a NEMA starter size of 4/5 and it has 3 poles. The current range of the unit is 100 rr0 Amps and the interrupting rating/breaking capacity is 60 to 69 kiloAmps. In addition to that, the 140U-JD6D3-D17 circuit breaker includes the thermal-magnetic and adjustable magnetic trip protection capabilities and its frame is labeled with the letters "JD." The high interrupting circuit breaker does not include any internal control modules and it carries an IP2X protection rating. The operating temperature of this CE marked unit is -25 to 60 degrees Celsius (-13 to 140 degrees Fahrenheit). The specified temperature for the storage of the unit is -40 to 80 degrees Celsius (-40 to 176 degrees Fahrenheit).