A distribution device for distributing fluid flows, having a main passage and having a multiplicity of discharge passages branching off from the main passage, wherein the distribution device is designed to distribute a fluid flow entering the main passage among the discharge passages. An inner passage is arranged inside the main passage, wherein the inner passage is designed to conduct fluid that enters the inner passage to at least one of the discharge passages, and wherein the distribution device has a shutoff device for shutting off a fluid flow entering the inner passage from the main passage.