YXKK Series High-Efficiency High-Voltage Three-Phase Induction Motors (H355–H1120) (6 kV / 10 kV) Frame Size: H355–H1120 Power Range: 220 kW–14,000 kW Number of Poles: 2–18 Rated Voltage: 3,000 V, 6,000 V, 10,000 V Mounting Type: IMB3 Cooling Method: IC611 (Air-to-Air Cooling) Duty Type: S1 Technical Features: The YXKK series high-efficiency high-voltage three-phase induction motors (6 kV / 10 kV) represent our company’s latest generation of high-efficiency high-voltage three-phase induction motors. This series complies with the Level 2 energy efficiency requirements specified in GB 30254 “Minimum Allowable Values and Energy Efficiency Grades for High-Voltage Three-Phase Squirrel-Cage Induction Motors”, JB/T 12729 “Technical Specifications and Energy Efficiency Classification for YKK and YXKK Series High-Voltage Three-Phase Induction Motors (Frame Sizes 355–630)”, and JB/T 12730 “Technical Specifications and Energy Efficiency Classification for YKK and YXKK 10 kV Series High-Voltage Three-Phase Induction Motors (Frame Sizes 355–630)”, meeting the national “People’s Livelihood Project” efficiency requirements. These motors feature compact structure, light weight, low noise, minimal vibration, high reliability, attractive appearance, long service life, and convenient installation and maintenance. Application Fields: Driving fans, pumps, compressors, belt conveyors, hoists, crushers, cutting machine tools, transportation machinery, and other loads. The YXKK series motors are single-speed, continuous-duty, high-voltage squirrel-cage three-phase induction motors. They employ Class F insulation with temperature rise evaluated per Class B, significantly enhancing operational reliability and service life. They are suitable for driving various mechanical equipment, including pumps, fans, and compressors. The YXKK series high-voltage high-efficiency three-phase induction motors meet Level 2 energy efficiency standards.