9 Equipment and apparatuses for operating, regulating, controlling and monitoring vehicle doors in rail and commercial vehicles, namely vehicle door controllers, closed-loop vehicle door controllers, vehicle door sensors; electrical and electronic equipment, apparatuses and instruments, and devices assembled thereof for transmitting electrical power, automating the train formation and switching operation, for implementing and automating the train readiness and brake testing processes, for checking the train completeness and for monitoring the driving and braking operation, namely, amplifiers for amplifying signals and actuators, measuring and signal sensors and units, checking unit sensors for checking vehicles, stations and railroad lines, controllers and closed-loop controllers, vehicle and trailer level controllers, vehicle brake controllers, vehicle brake closed-loop controllers, vehicle brake sensors, train controllers, brake test controllers for trains and for testing completeness of trains, driving and braking controllers, electronic traction controllers for rail and commercial vehicles, railway vehicles flat detectors and electronic locators, oval railway vehicle wheel detectors and electronic locators, derailment detectors for railway vehicles; traction and coupling thrust transmitters; Valves being part of brake control units for rail vehicles and commercial vehicles