... 315 total 14 frame numbers, the electrode reach 2,4,8,10, power from0.12 to 200km, ... and fasteners are choosed according to relevant national standards.2, Y2 series (IP54) electrical motor adopts special ... the maximum efficiency, while the loading rate at about 75%.(2) Y2 series (IP54) three-phase asynchronous motor’ ... 40°C, and not lower than -15°C.2, Average maximum relative humidity should not be over ...