stock code: 002335.SZ

Critical Power

Critical Power

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  • Modular UPS , 50-600kVA UPS
    Modular UPS MR33 Series (50-600kVA)
    Online Transformer-free Modular UPS (50-600kVA) The Kehua MR33 series modularized 3-Phase in, 3-Phase out UPS utilizes advanced 3 level inverter technology, a more reliable redundancy design from the entire system down to the components, and digital technology interconnection. It has the advantages of high efficiency, high power density, easy scaling, scaling on demand, and occupies only a small amount of floor area and provides safe, reliable, and clear environmentally friendly power to loads.
  • Transformer-based UPS FR-UK33 Series (10-600kVA)
    Transformer-based UPS FR-UK33 Series (10-600kVA)
    3 Phase Online Transformer-based UPS (10-600kVA) The KEHUA FR-UK series medium/high power UPS uses the industry’s tried and tested phase-controlled rectification technology and power components and inverter module with excellent performance, as well as smart multi-mode battery management technology and a variety of power management software along with a reinforced combination cabinet structure to provide high quality and highly reliable uninterruptible sine wave power to loads and is cost effective and has a good user base.
  • 48 VDC Modular Inverter (3-12 kVA)
    48 VDC Modular Inverter (3-12 kVA)
    48 VDC Modular Inverter (3-12 kVA) DJN-P inverters adopting rack imbed design so as to be slinkier and tide, easy to install 3+1 parallel system for high MPBF, adapt to telecom systems with 48VDC power supply, adopting high efficiency SPWM inversion technology. DJN-P inverter can be connected to teleprinter, telegraph terminal, wireless paging equipment, data switching exchange, local exchange, microwave communication equipment, program-controlled exchange charging system, fax machine and all kinds of AC instrument, computer equipment and various communication equipment. DJN-P series parallelable inverter powers,3+1 for redundancy system,being able to supply high-performance uninterrupted AC power for various precision instruments
  • High Voltage DC UPS ZL Series 240VDC
    High Voltage DC UPS ZL Series 240VDC
    High Voltage DC UPS 240VDC High Voltage DC UPS (HVDC) is widely used in Telecom Industry where many DC loads require DC power backup. With the help of HVDC UPS, the efficiency is up to 95%, or to even higher level.
    Tags : DC HVDC
  • Modular UPS MR33A Series (20-240kVA)
    Modular UPS MR33A Series (20-240kVA)
    Online Transformer-free Modular UPS (Low Voltage) (20-240kVA) The Kehua MR33A series modularized 3-Phase in, 3-Phase out UPS utilizes advanced 3 level inverter technology, a more reliable redundancy design from the entire system down to the components, and digital technology interconnection. It has the advantages of high efficiency, high power density, easy scaling, scaling on demand, and occupies only a small amount of floor area and provides safe, reliable, and clear environmentally friendly power to loads.
  • Transformer-based UPS FR-UK33 Series (10-600kVA)
    Transformer-based UPS FR-UK33 Series (10-600kVA)
    3 Phase Online Transformer-based UPS (10-600kVA) The KEHUA FR-UK series medium/high power UPS uses the industry’s tried and tested phase-controlled rectification technology and power components and inverter module with excellent performance, as well as smart multi-mode battery management technology and a variety of power management software along with a reinforced combination cabinet structure to provide high quality and highly reliable uninterruptible sine wave power to loads and is cost effective and has a good user base.
  • Modular UPS , 50-600kVA UPS
    Modular UPS MR33 Series (50-600kVA)
    Online Transformer-free Modular UPS (50-600kVA) The Kehua MR33 series modularized 3-Phase in, 3-Phase out UPS utilizes advanced 3 level inverter technology, a more reliable redundancy design from the entire system down to the components, and digital technology interconnection. It has the advantages of high efficiency, high power density, easy scaling, scaling on demand, and occupies only a small amount of floor area and provides safe, reliable, and clear environmentally friendly power to loads.
  • Transformer-based UPS, 300-600kVA UPS
    Transformer-based UPS KR33T Series (300-600kVA)
    3 Phase Online Transformer-based IGBT UPS ●High efficiency up to 95% ●Wide input voltage range ●Galvanic isolation ●High overload capacity ●IGBT-based rectifier technology
    Tags : IGBT UPS
  • Transformer-free UPS
    Transformer-free KR33 BM Series (300-800kVA)
    3 Phase Online Transformer-free UPS (300-800kVA) The KEHUA high frequency IGBT rectifier uses 3 level dual-converter online technology, IGBT, and DSP (digital processing processors). The KR(/B)33-BM series ensures high quality electricity is provided to any data processing or industrial load and is particular applicable to the protection of important key loads. VFISS 11 (voltage, frequency independent) complies with IEC EN 62040-3. The design of this series uses a new configuration which includes replacing the traditional SCR rectifier with a IGBT rectifier which ensures sinusoidal input current. At the same time, the 300kVA and above compatible isolation converter enables complete electrical isolation between output and input and completely prevents any disturbance to the load equipment brought about by power grid abnormalities of the input.
    Tags : IGBT Efficiency
  • Static Transfer Switch System(63-400A)
    Static Transfer Switch System(63-400A)
    STS (Static Transfer Switch) is applied for various important power supply environments, such as computer systems, working and fire fighting in buildings, hospitals, malls, hotels, highway, tunnels, subway, light rail, airport, electric power system, finance, telecommunication and so on.
  • Single Phase Rack Automatic Transfer Switch (10-32A/2-6kVA)
    Single Phase Rack Automatic Transfer Switch (10-32A/2-6kVA)
    Automatic Transfer Switch ● Isolated dual AC input ● Accurate synchronization ● Flexible control panel location (Front or Rear); ● It ensures the high MTBF and the system reliability of inverter system or UPS system
  • Lithium Battery UPS
    Lithium Battery KR-RM Li Series (1-3kVA)
    Online Double Conversion Lithium Battery UPS (1-3kVA) KR-RM Li Series, online transformer-less UPS with internal Lithium-ion Battery. As the development of battery technology going on, Lithium-ion Battery, with its high-power density and longer service life, becomes more popular in nowadays applications.

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