YRKK series Medium Size Three-Phase Asynchronous High Voltage Slip Ring Motor is used to drive Windlass, Press machine, Crusher, Stock-removing, drawbenchs and other general-purpose machinery. They can serve as the prime movers in steel, mines, mechanical industries, blower, compressor, transportation, building materials industry, etc field.
 
The motor has such advantage as high efficiency, energy-saving, low Noise, low vibration, high start torque, low start current, light weight and reliable performance. They are easy for installation and maintenance.

Main parameters: 
1. Power range:160kw-6000kw
2. Frame Size:355-1000mm
3. Rated Voltage: 3.3KV 6.6KV 10KV 11KV 13.8KV
4. Speed;3000rpm 1500rpm 1000rpm 750rpm 600rpm
5. Protection Class: IP44 IP54 IP55
6. Cooling type;IC611 IC616
7. Ambient Temperature: -15°C~40°C
8. Altitude: not exceed 1000 Meter
9. Rated Frequency: 50Hz/60Hz
10. Insulation Class: F
11. Temprature rise: B
12. Working Duty: S1(Continuous)

Comparison of different series High Voltage motors

No.	Squirrel cage motor	Y	YKK	YKS	Y2
	Slip ring motor	YR	YRKK	YRKS	/
1	Structure	Box-type construction, made of steel plates welded with each other			Compact structure
2	Cooling method	IC01, IC11, IC21, IC31	IC611, IC616	IC81W	IC411
3		Natural ventilation,     with top mounted          protection cover	With top      mounted air-air        cooler	With top   mounted air-     water cooler
4	Protection type	IP23	IP44, IP54, IP55	IP44, IP54, IP55	IP54, IP55
5	Insulation	F
6	Mounting arrangement	IMB3
7	Voltage available	3kv, 3.3kv;     6kv, 6.6kv;     10kv, 11kv
8	Frequency available	50Hz , 60Hz