... .5 MW, 2 MW , 2.5MW 3 MW 6 MW ,we manufacture the brush holder assembly together with the slip ring . 1 ... slip ring : In addtition to the wind power slip ring ,we also manufacture the collector ring for cement ,cable , crane , oilfield , ship ... , harbour , thermal power etc . applications .3. Technical ability : We can also design and manufacture the non-standard goods according to your generator ...