Y, YKS, YOF, YKK and YR, YRKS, YROF, YRKK (6kv, 10kV) series large sized high voltage three-phase inductionmotors (H710~1120) the newest products absorbed the advanced technology of 1980s, which designed anodeveloped by our company in accordance with the national and professional standara, This series products are
renewed substitute of old Y, YR series motors.
This series products adopt the high quality materials, good manufacturing process, have the characteristicsof high efficiency, energy saving, small vibration, reliable operating and convenient for mounting and
maintenance.The power grade, electric property, mounting dimensions and tolerance are coincident with nationastandard GB755 Rotating Electric Motor Rating and Property, International Electrical Committee standard lEC34-1Rotating Electric Motor Rating and Property and national standards GB/T13957-2008 The Basic Technical Terms ofLarge Sized Three-phase Induction Motor etc.
The enclosure protections of this series of motor include 5 types, i.e. lP23, IP44, 1P54, IP55 and IP56 inaccordance with the standards of GB4942.1 and lEC34-5 Enclosure Protection Class of Rotating Electrical MachineThe IP23 motor may be changed to IP44 (pipeline ventilation) or IPW24 (climate protection type). lf the users
need other protection class, we may also provide relevant products.There are 3 cooling methods of this series of motor, i.e, IC01, IC611 and 1C81W in accordance with thestandards of GB/T1993 and IEC34-6 Cooling Methods of Rotating Electrical Machine. lf the users need otheicooling methods, we may also provide relevant products.
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