The VP-400 Series UPS design incorporates an advanced DSP digital processor and IGBT space vector pulse width modulation (SVPWM), significantly improving upon the limitations of traditional analogue device circuits. It enhances control accuracy and speed while eliminating issues such as analogue circuit parameter drift. This results in faster, more accurate, and stable system detection and control, ultimately improving UPS reliability, power supply quality, and consistency. Online technology ensures complete isolation and protection against power quality disturbances, even in the most demanding environments. Its compact design, high-density technology, N+1 redundancy, and fault-tolerant architecture maximize availability, operational efficiency, and critical load protection, while minimizing the total cost of ownership. High efficiency in double conversion or ECO mode helps save energy costs. The extensive range of configuration options ensures this UPS series is adaptable to various applications. The VP-400 series aligns with the latest electrical performance standards, including upstream harmonic management for generator-friendly installations. Its flexible configuration, advanced digital integration, intelligent operation, and modularity make it a next-generation multi-functional online UPS.

Performance Characteristics

  • DSP full digital control for superior performance
  • Advanced Battery Management (ABM) technology extends battery lifespan
  • Combined utility power and battery power supply, with customizable power distribution ratio
  • High adaptability for various loads, including motor, impact, inductive, capacitive, and non-linear loads
  • Supports 100% unbalanced load, single-phase full load, and two-phase full load
  • Self-detection function ensures safe startup
  • Fan failure alarm for proactive maintenance alerts
  • Unique structural design with full front maintenance and wall-mounted installation (for specific models)
  • Supports ECO mode with efficiency up to 98%
  • Parallel function support for scalability
  • 7-inch LCD capacitive touch screen for an intuitive user experience
  • Comprehensive data logs for fault records, operation records, and status tracking
  • Supports multiple communication interfaces: RS-232, RS-485, CAN, USB, dry contact, SNMP card, Wi-Fi/GPRS card

Documents & Downloads


VP 400 Series (10 kVA – 160 kVA)