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motor cooling

  1. Specking a minimum size radiator for my uqm motor pp135hs

    Electric Motors
    I am having problems with specking out the minimum size of radiator I can use to cool my UQM power phase 135 HS motor. Please anything to lead me in the right direction will be apprecicated.
  2. Cooling airstream direction

    Electric Motors
    Are there any disadvantages of airflow direction reversed from original? Factory setup was radial fan on drive end sucking air along entire rotor like this: outside > CE > armature > DE > outside Since I'd use forced cooling I'm thinking about removing original fan and pushing air into drive...