YR YRKS YRKK motors are Medium Size, High Voltage 3 Phase Asynchronous Slipring Wound rotors motors, they are widely used to drive Windlass, Press machinery, Crusher, Stock-removing, drawbenchs and other general-purpose machinery, serving as the prime movers in steel, mines, mechanical industries, blower, compressor, transportation, building materials industry, etc.
Main advantages: high efficiency, energy-saving, low noise, low vibration, high start torque, low start current, light weight & reliable performance, easy installation & maintenance.
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No.
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Squirrel-cage motor
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Y
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YKK
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YKS
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Y2
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Slip-ring motor
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YR
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YRKK
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YRKS
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/
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1
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Structure
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Box-type construction, made up of steel plates welded with each other
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Compact struction
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2
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Cooling method
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IC01 or (IC11, IC21, IC31)
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IC611 or IC616
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IC81W
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IC411
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3
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Natural ventilation, with top mounted protection cover
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With top mounted air-air cooler
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With top mounted air-water cooler
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4
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Protection type
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IP23
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IP44 or IP54
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IP44 or IP54
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IP54
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5
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Insulation
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F
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6
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Mounting arrangement
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IMB3
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7
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Voltage available
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3kv, 3.3kv; 6kv, 6.6kv; 10kv, 11kv
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8
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Frequency available
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50Hz , 60Hz
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