Patent ID: 8416042

Claim:
A cooling system for a transformer being operable in a wind power station, comprising: a transformer guard housing having a first opening for supply of a transformer cooling medium and having a second opening for discharge of the transformer cooling medium; a first channel system for supply of the transformer cooling medium to the first opening of the transformer guard housing; and a second channel system for discharge of the transformer cooling medium from the second opening of the transformer guard housing, wherein the first channel system is connected to an supply box being in a mounted on an inside tower wall of the wind power station to receive transformer cooling medium from outside the wind power station and the second channel system is connected to a discharge box being mounted on an inside tower wall of the wind power station to discharge transformer cooling medium outside the wind power station, or the first channel system is connected to a supply box being mounted in a gondola of the wind power station to receive transformer cooling medium from outside the wind power station and the second channel system is connected to a discharge box being mounted in the gondola of the wind power station transformer to discharge cooling medium outside the wind power station.