>Products & Solutions

AC Power Source Preen’s product line includes high-performance AC programmable power supplies from 0.6 to 2000 KVA and 0 to 1240V and DC programmable power sources from 4 to 300 kW and 0 to 2000V, covering a wide range of applications from renewable energy, EV and automotive testing system to defense and aerospace.
  • AFV-P Series is a programmable AC power source with DC output and precision measurement. This compact power source provides clean power with THD less than 0.3% at 5-100 Hz and it delivers output voltage of 0-310 V and frequency of 15-1000Hz (opt. 5-2000 Hz). It is ideal for commercial, defense and aerospace test applications from design verification,quality assurance, ATE to mass production.

    • Output Power : 600VA~5kVA
    • Output Voltage : 0~310V (0~620V opt.)
    • Output Frequency : 15-1000Hz (opt. 5-2000 Hz)
    • Capable to simulate Power Line Disturbance, such as IEC-61000-4-11
    • Standard: Ethernet, RS485, RS232, USB, PLC Remote; Option: GPIB, Analog
    • Inrush current capable to deliver up to 4.5 times of peak current (Option : 9 times of peak current for AFV-P-600, 1250 ), which is suitable for verifying ATX 3.0 standard
  • The AFV-S series can display 4 shortcuts of 20 memory sets, and the voltage and frequency setting of each memory sets can be clearly read. Users can quickly set and view the parameters via 5 inches touch panel or rotary knob, which provides an easy operation and measurement display.

    • Output Power : 600VA~5kVA
    • Output Voltage : 0~310V
    • Output Frequency : 40-500Hz
    • Inrush current capable to deliver up to 4 times of peak current
  • The AFV+series is a high power programmable AC power source utilizing advanced PWM technology to deliver power with THD ≦ 0.5% and up to 2000kVA. The output frequency is 45~120Hz with accuracy of ± 0.02%, and user can select 45~500Hz or 300-840Hz option to expand the frequency. The AFV+ series can cover applications for home appliance, motor, medical equipment, lighting and EMC laboratory.

    • Output Power : 10kVA~2000kVA
    • Output Voltage : 0~310V
    • Frequency : A ( 45-500Hz ) B ( 45-120Hz ) C ( 300-840Hz )
    • Programmable Output Voltage and Frequency Step and Ramp modes.
    • Standard : RS-232、RS-485、Ethernet,Option : GPIB、Analog
    • CE & RoHS
  • The AFV is a series of programmable AC power source that can be remote controlled and integrated with other systems for easier operation. Applications include home appliance, electronic, medical equipment, lighting, etc. With better accuracy and faster response time, the AFV series offers greater advantage for R&D and compliance tests. Utilized PWM switching technology, AFV provides high quality pure sine waveform with output level up to 2,000kVA.

    • Output Power : 10kVA~2000kVA
    • Output Voltage: 0~310V
    • Output Frequency: 45~120Hz with opt. 45~500Hz.
    • Interfaces: RS-485, RS-232 and Ethernet with opt. GPIB or Analog
    • Comprehensive Protections for High Reliability
  • PAS Series product is developed for renewable energy related applications. It can simulate the various grid conditions and related test standards. Especially the voltage or frequency transient simulation test feature, it is suitable for production

    • Output Power: 30kVA~2000kVA
    • Output Voltage: 0~300V
    • Output Frequency: 45~65Hz (40~70Hz opt.)
    • Regenerative Function
  • AFC series is a general AC power supply which can simulate standard or abnormal voltage and frequency status. It is suitable for the Certified Bureau, the production and R&D of various industries including home appliances, electrical electronics, medical equipment and lighting.

    • Output Power: 10kVA~2000kVA
    • Output Voltage: 0~310V
    • Output Frequency: 45~65Hz (45~65Hz, 100Hz / 120Hz / 200Hz / 240Hz / 400Hz opt.)
    • CE certified
  • AMV/AMF series are ground power unit specially designed for the aviation and military industry. It is compliant with MIL-STD-704F and it has stand-alone or trailer model available for different applications. The output voltage of AMV/AMF series are 115 / 200V or 115 / 200V ±10% which is easy for voltage adjustment.

    • Output Voltage is 115/200V or 115 / 200V ±10%, and the output frequency is 400 Hz fixed or 300-500Hz (AMV Series) / 350 - 450Hz (AMF Series) adjustable
    • The protection level is up to IP54
    • Overload capability is up to 300% and the working temperature is between -40℃~ 55℃