PANTOGRAPH/CATENARY: TRAIN 2163(12) PC 2026/ 2029 WAS DELAYED ON THE PW LINE 3 MILES NORTH OF WILMINGTON DE AT MP 23.0 DUE TO THE PANTOGRAPH ISSUES. CREW REPORTED THE MCB OPENED UP AND SPARKS IN CATENARY. TRAIN 92(12) REPORTED THE PANTOGRAPH WAS INVERTED AND THE CARBON STRIP WAS BROKEN ON TRAIN 2163(12) ON THE REAR PC/2026. SPEED IS UNKNOWN.