Fuel cell system and a burner arrangement for a fuel cell system

The fuel cell system has a gas generation system (12) for generating a hydrogen-containing gas mixture, a fuel cell (14), a catalytic burner (24), a heat exchanger arrangement (28,30) for transferring heat generated in the catalytic to a thermal bearer medium, a fuel-powered burner (24) and a heat exchanger arrangement for transferring heat generated in the burner to a thermal bearer medium. An independent claim is also included for: (a) a burner arrangement for a fuel cell system.