High Power Factor : Output power factor reaches 0.9, ensuring high load compatibility; input power factor reaches 0.95 (with input filter), resulting in high energy utilization.

Fully Digital DSP Control : The core system adopts new DSP fully digital control technology. The UPS’s inverter control, phase synchronization, input rectification control, and logic control are all digitally controlled by DSP, resulting in high precision, high speed, and excellent overall performance.

LBS Synchronization Function : Equipped with LBS synchronization function. Enables synchronization between two independent UPS systems, improving system reliability.

Reliable IGBT Inverter Technology : Combining high-efficiency, high-reliability IGBT inverter technology with Space Vector Pulse Width Modulation (SVPWM), it reduces system noise and power loss, ensuring high-quality voltage output and high economic benefits under various workloads, achieving an overall efficiency exceeding 93%.

User-Friendly Human-Machine Interface : ARM control, Chinese/English LCD color capacitive touchscreen display, menu and data display, real-time recording of UPS operating status and parameter information, allowing users to view status, data, and perform operational control, facilitating user management. Comprehensive Display: Includes input voltage, input frequency, output voltage, output current, output frequency, active power, apparent power, load rate, float charge voltage, equalizing charge voltage, charging current, charger temperature, battery voltage, battery pack temperature, remaining battery discharge time, remaining battery capacity percentage, battery status, and historical data.

Strong Environmental Adaptability : Wide input voltage range avoids frequent switching to battery power, reducing battery usage frequency and effectively extending battery life. Wide input frequency range allows stable connection to various fuel generators. Adaptable to harsh power grid environments, strong load adaptability, supports RCD nonlinear loads, industrial impulsive loads, and motor loads.

Three-Phase Adjustment : Features three-phase adjustment capability, allowing 100% imbalance of three-phase loads.

Comprehensive and Reliable Protection : Comprehensive software and hardware protection, including fan fault alarm. It features comprehensive protection functions, including AC input over/under voltage protection; output over/under voltage, overload, and short circuit protection; inverter and rectifier over-temperature protection; battery undervoltage warning and protection; and battery overcharge protection, ensuring the stability and reliability of system operation.

Strong overload capacity : 105%~110%: 60 minutes to bypass; 110%~125%: 10 minutes to bypass; 125%-150%: 1 minute to bypass; >150%: 10 seconds to bypass. 

Low Power Consumption and High Efficiency : Supports ECO economic mode operation, with automatic inverter switching during ECO faults. Allows users to select online/ECO economic/bypass operation modes. In ECO economic mode, it achieves an ultra-high operating efficiency of over 98%, effectively reducing the system’s power consumption, making it a preferred product for the low-carbon era.

Reliable Battery Management : Employs reliable battery management technology, matched to battery characteristics, with temperature compensation to extend battery life, predicting battery discharge time, and performing periodic battery self-checks. Uniquely equipped with battery switch status acquisition, detection, and control capabilities.

Powerful Redundancy/Parallel Operation Capabilities : The core system of the KHZ series digital UPS, based on DSP fully digital control technology, not only has the capability for N+1 or N+X redundant parallel operation or capacity expansion, but also allows for parallel operation of up to 8 units, significantly reducing upfront purchase costs and subsequent capacity expansion costs for users.

Double Conversion Pure Online Technology : Double conversion pure online technology… This technology enables the UPS to output a pure sine wave power supply with frequency tracking, phase-locked loop, voltage regulation, and noise filtering, unaffected by power grid fluctuations. With zero output transfer time, the UPS provides more comprehensive protection for users’ precision equipment. Standard features include a built-in output isolation transformer, static bypass switch, and manual maintenance switch. This series of UPS has short-circuit withstand capability and can be used in harsh environments.

Semi-modular design of power devices : Employs reliable SPWM technology based on IGBTs. All power devices, including rectifiers, static switches, and inverter modules, are designed and mounted on independent heat sinks. Combined with a front-maintenance structure, this facilitates installation and on-site maintenance.

Battery cold start : The UPS comes standard with a battery cold start switch, allowing direct startup from the battery pack to meet emergency needs. It automatically restarts the UPS when mains power is restored after the battery has discharged to EOD, providing unattended operation capability.

Automatic restart upon power restoration : Features a memory function for automatic power-on. When battery discharge stops, the UPS automatically restarts. Automatically turns on when mains power is restored.

Flexible network monitoring and management : Standard R232/R485 communication interface, optional SNMP/JBUS/MODBUS dry contact card, flexible network configuration for real-time management of UPS operation.

Rich optional accessories : Harmonic filter/bypass current sharing inductor/Class C surge protector. Parallel cable/Load Synchronization (LBS) cable/SNMP/JBUS/MODBUS/dry contact card. Battery grounding fault assembly/battery temperature sensor.