Online UPS

MST-Pro 80-500kVA

MST-Pro Series
80kVA -500 kVA
Online DoubleConversion


MST-Pro series three phase UPS offers advanced technology that increase performance and reliability three high speed DSPs with completed digital control fully ensure high quality of power supply, high input power factor makes UPS green energy saving power. it also offers humanization design: full front access of service ability, user-friendly interface.


  • ISP (Internet Service Provider)
  • IDC (Internet Data Center)
  • Computing Center
  • Bank
  • Server Center
  • Precise equipment


  • Three phase in and out system, compatible with utility of 380/400/415V, 50/60Hz
  • Online double conversion, offering load with best power quality
  • Support all kinds of load, high overload capability
  • Fully digital control with three DSPs including IGBT rectifier, inverter, charger
  • Digital circulating current control technology, increasing the parallel reliability
  • Wide input voltage window, compatible with different utilities
  • Green power technology, high input power factor, low current THD, high efficiency
  • Intelligent battery management, extending battery lifetime
  • Intelligent self-diagnose function, all kinds of fault protection, large capability of history record storage.
  • Full front maintenance, saving space.
  • Redundant design of power model fans, increasing the system reliability
  • Modularized design of subsystem, convenient field maintenance
  • High MTBF (mean time before failure)(>200,000h), low MTTR(mean time to repair)(<0.5h)
  • Large LCD display, friendly human machine interface
  • Configured with top and bottom cable connection
  • Parallel up to 1,500kVA.
  • All kinds of options include main back feed protection, bypass back feed protection, battery leakage protection, battery start kit, output isolation transformer and lighting protection kit.