The 140U-D6D3-B60 circuit breaker is an Allen-Bradley molded case circuit breaker. The unit is classified under the 140U MCB series, and it is certified for global use. This circuit breaker is globally rated for industrial use. The 140U-D6D3-B60 circuit breaker meets industry standards that include the UL listing, CSA certification, and the CCC certification. The 140U-D6D3-B60 circuit breaker features a rated current of 6 Amps while it comes with a magnetic trip rating of 15 to 20 Amps. The Allen-Bradley circuit breakers feature 2 or 3-pole configuration while the rated frequency is 50 to 60 Hertz. The rated insulation voltage is 690 Volts IEC, and the circuit breaker comes with the D Frame size. The molded case circuit breakers feature the flex cable operating mechanism and the rotary variable depth operating mechanism. The D Frame molded case circuit breakers like the 140U-D6D3-B60 circuit breaker feature a maximum current of 30 Amps. The current range for the Allen-Bradley D Frame 140U-D6D3-B60 circuit breaker is 0.5 to 30 Amps.

The Allen-Bradley 140U-D6D3-B60 circuit breaker and other members of the 140U MCB circuit breaker series are ideal for use in feeder circuits, and they can be used in small cabinets, distribution cabinets, branch circuit protection, and transformers. Another potential use for this circuit breaker is in the control circuits where the parts are used in control transformers, and in power supplies. The 140U MCB series circuit breakers are also ideal for use in the heating, air conditioning, and refrigeration applications, as well as applications requiring high-intensity discharge. The 140U-D6D3-B60 circuit breaker comes with various field-installable accessories. These include the load terminal cover, the 3-phase compact Busbar, the extension shaft, and the Eco Connection module.