Rail vehicle with - a wagon body defining a vehicle longitudinal direction, a vehicle transverse direction and a vehicle height direction, and - a buffer device (103; 203), wherein - said buffer device (103; 203) is arranged at a first end of said wagon body and protrudes, at least in an activated operating state, beyond said first end of said wagon body in said vehicle longitudinal direction, - said buffer device (103; 203), at one end facing away from said wagon body and in said activated operating state, has at least one impact element (103.2; 203.2) for an impact partner, - said buffer device (103; 203) is configured to absorb impacts with said impact partner under a longitudinal displacement of said impact element (103.2; 203.2) relative to said wagon body in said vehicle longitudinal direction, and - said buffer device (103; 203), at a side facing away from said wagon body in said activated operating state, has climbing protection means, which are configured to cooperate in the event of a crash with complementary climbing protection means of said impact partner in order to at least limit mutual sliding between said wagon body and said impact partner in said vehicle height direction and/or said vehicle transverse direction, - said climbing protection means are arranged at said impact element (103.2), characterized in that - a covering device (108; 208) is provided for covering said climbing protection means, wherein - said covering device (108; 208) is, in particular releasably, connected with said buffer device (103; 203) and - said covering device (108; 208) is configured to prevent taking effect of said climbing protection means at least for a normal impact load, wherein - said normal impact load corresponds to an impact load of said buffer device (103; 203) to be expected during normal operation of said rail vehicle. - a wagon body defining a vehicle longitudinal direction, a vehicle transverse direction and a vehicle height direction, and - a buffer device (103; 203), wherein - said buffer device (103; 203) is arranged at a first end of said wagon body and protrudes, at least in an activated operating state, beyond said first end of said wagon body in said vehicle longitudinal direction, - said buffer device (103; 203), at one end facing away from said wagon body and in said activated operating state, has at least one impact element (103.2; 203.2) for an impact partner, - said buffer device (103; 203) is configured to absorb impacts with said impact partner under a longitudinal displacement of said impact element (103.2; 203.2) relative to said wagon body in said vehicle longitudinal direction, and - said buffer device (103; 203), at a side facing away from said wagon body in said activated operating state, has climbing protection means, which are configured to cooperate in the event of a crash with complementary climbing protection means of said impact partner in order to at least limit mutual sliding between said wagon body and said impact partner in said vehicle height direction and/or said vehicle transverse direction, - said climbing protection means are arranged at said impact element (103.2), characterized in that - a covering device (108; 208) is provided for covering said climbing protection means, wherein - said covering device (108; 208) is, in particular releasably, connected with said buffer device (103; 203) and - said covering device (108; 208) is configured to prevent taking effect of said climbing protection means at least for a normal impact load, wherein - said normal impact load corresponds to an impact load of said buffer device (103; 203) to be expected during normal operation of said rail vehicle.