... ,ISO insulation class:F Power Range: 1.4-550kw Speed Range: 180-3000r/min Z4 Series DC motor Rubber Machine DC Motor ... -times.Raged Speed(rpm): 3000, 1000, 750, 600, 500, 400, 300, 200r/m. Total nine grades.Insulation Class: CLASS FProtection Class ... be made into three types, Namely IC06, IC17, IC37A, Z4-100~Z4-160 the blower is mounted on the non-drive ...