YBX Series High-Efficiency Flameproof Three-Phase Asynchronous Motor

The YBX Series is an independently developed fully-enclosed ultra-high-efficiency flameproof motor, achieving National Class I energy efficiency.

The YBX5 is an energy-efficiency upgraded version of the YBX3, with dual upgrades in both energy-saving and explosion-proof performance, suitable for conventional low-voltage explosion-proof constant-speed operation.

Core Technical Parameters:

  • Voltage Rating: 380V, 660V, 380/660V, 660/1140V
  • Power Range: 75–315 kW
  • Pole Configuration: 2–14 poles
  • Protection Class: IP55, IP56
  • Insulation / Temperature Rise Class: F/B, H/B (optional)
  • Energy Efficiency Class: Class I energy efficiency (compliant with GB 18613-2020 Class I energy-saving standard)
  • Operating Frequency: 50 Hz
  • Duty Type: Continuous duty (S1)
  • Operating Environment: Altitude ≤ 1,000 m; Ambient temperature –20 °C to +40 °C
  • Explosion-Proof Type: Ex db I Mb, Ex db IIB T4 Gb, Ex db IIC T4 Gb
  • Temperature Class: T1, T2, T3, T4 (all classes compatible)

Product Features:

High energy efficiency class with significant energy-saving effects. Compliant and reliable flameproof structure, stable operation, and convenient maintenance, suitable for conventional power drive in various explosive gas environments.

Application Scenarios:

General-purpose mechanical equipment drive in explosive gas environments in petroleum, chemical, coal, pharmaceutical, and other industries.