The invention relates to a heat protection assembly (2, 30) for a charging installation (1) of a metallurgical reactor. In order to increase the lifetime of a heat protection shield in a charging installation of a metallurgical reactor, the assembly (2, 30) comprises a plurality of heat protection tiles (31.1, 31.2, 31.3, 31.4) disposed adjacent to each other along a surface The assembly further comprises a plurality of heat protection panels (10, 110), each panel (10, 110) comprising a common base plate (11, 111) to which a plurality of tiles (31.1, 31.2, 31.3, 31.4) are connected, which heat protection panels (10, 110) are configured to be mounted on the charging installation (1) adjacent to each other.