YJK Series High‑voltage Motor

The YJK Series high-voltage motor is a rib-cooled high-efficiency high-voltage model, suitable for dusty environments with high sealing requirements and harsh outdoor conditions.

With a compact structure and convenient maintenance, it is the primary model for general-purpose high-voltage equipment in industrial and mining applications.

Core Technical Parameters:

  • Voltage Rating: 6 kV, 10 kV
  • Power Range: 6 kV series: 185–2,240 kW; 10 kV series: 185–2,000 kW
  • Pole Configuration: 2P, 4P, 6P, 8P, 10P
  • Protection Class: IP54, IP55
  • Insulation / Temperature Rise Class: Class F / Class B
  • Operating Frequency: 50 Hz
  • Cooling Method: IC411
  • Mounting Type: IMB3
  • Structural Type: Rib-cooled structure
  • Operating Environment: Altitude ≤ 1,000 m; Ambient temperature ≤ 40 °C
  • Frame Number: 355–560

Product Features:

  • Full rib-cooled structure with excellent sealing performance, compact and high-efficiency overall design, achieving energy savings and consumption reduction.
  • Stator adopts Class F low-resin mica tape with VPI vacuum impregnation process, delivering outstanding insulation performance, moisture resistance, and impact resistance.
  • Rotor made of cast aluminum material; copper bar rotors are available as an option, eliminating the risk of bar breakage failures.
  • Bearings available in rolling or sliding types; rolling bearings equipped with non-stop oiling and drainage devices for convenient maintenance.
  • Low winding operating noise; simple installation, inspection, and maintenance of the complete unit.

Application Scenarios:

Widely compatible with compressors, ventilation fans, and other general-purpose machinery. Commonly used in ports, mines, and other industrial and mining enterprises. Capable of driving fans, coal mills, and other high-inertia equipment (subject to execution of a special technical agreement).