A fan-cover for an externally cooled motor, said fan cover being a substantially cap shaped assembly comprising an annular rim member with one end of said rim member being closed by an end cover, said end cover including slots which facilitate entry of air from the atmosphere into said fan cover, characterized in that, said rim member further comprising a plurality of radially dispersed guide vanes which are aligned substantially parallel to a central axis of said rim member and are spaced apart from each other. An improved motor with this fan-cover is also provided.
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