Is the X Series receptacle a GFCI? If so, is there a reset or do you have to replace it once tripped?
No, this is not a GFCI receptacle. The rectangular "Decorator" face looks similar to a GFCI, as opposed to the standard duplex outlet. Functionally, however, it offers no electrical protection from ground-fault conditions.
Do Square D Wiring Devices Support Copper Clad Aluminum?