Preen Power

Power Electronics

IIII [+] About Preen AC Power Corp.

Found in 1989, Preen AC Power Corp. is a leader in power supply systems and has been developing products based on the core technology of power conversion. Preen has one of the broadest power supply product lines, including AC Power Sources, DC Power Supplies, Renewable Energy Simulators, Line Conditioners and Uninterruptible Power Supplies.

 
  • Preen
  • AFC Series
  • AFV/APF Series
  • PWF Series
  • PFV Series

III AFC Series AC Power Source 
Preen AFC AC Power Source

AFC Series

    Preen’s AFC Series is an economically priced AC power source that provides reliable voltage and frequency simulation for general applications, such as testing for home appliances, electronics, medical equipment, lighting and other fields of production or R&D. Utilizing PWM switching technology, AFC provides high quality pure sine waveforms with output level up to 2,000kVA. The AC source is coupled with output voltage range of 5~300V and output frequency of 47~63Hz, 50/60Hz fixed. User can select optional frequency output of 2 or 4 times standard frequency and 400Hz.

    Applications: General test applications such as home appliance, electronic, medical equipment, and lighting.

  • Single phase power output from 0.5-150kVA and three-phase power output from 6-2000kVA
  • CE mark with high electromagnetic compatibility performance
  • High input power factory and high efficiency up to 92%
  • Coupled with 4 LED displays to show measurements of voltage, current, frequency and power simultaneously
  • Patented power module design with compact size for easier maintenance and high power density
  • Comprehensive protection includes overvoltage, overcurrent, overload, input under voltage and over temperature with corresponding error codes
  • Emergency stop button to shut down output immediately
  • Optional RS232 and RS485 interfaces available

III AFV/APF Power Source 
Preen AFV/APF Power Supply

AFV/APF Series

    The AFV/APF is a series of programmable AC power sources that can be remote controlled and integrated with other systems for easier operation. Applications include home appliance, electronic, medical equipment, lighting, and etc. With better accuracy and faster response time, the AFV/APF series offers greater advantage for R&D and compliance tests. Utilizing PWM switching technology, AFV/APF provides a high quality pure sine waveform with output level up to 2,000kVA. The AC source is coupled with an output voltage range of 0~300V and output frequency of standard 45~65Hz or optional 45~500Hz. Users can select communication interfaces of RS-485, RS-232, and optionally GPIB. The AFV/APF series also has programming sequence functions of STEP and GRADUAL modes, three-phase independent control, and soft start for optional choices.

    Applications:

    Home appliance, electronics, medical equipment, lighting, etc.
  • Single phase output power from 0.5-20kVA and three-phase output power from 10-2000kVA.
  • CE mark with high electromagnetic compatibility performance.
  • Programming Sequence Function: STEP and GRADUAL modes allow users to easily set sequences of start/end voltage, frequency and run time for testing purposes.
  • Optional soft start function to reduce inrush current from UUT motor type.
  • Touch screen display for easy operation.
  • Optional three-phase independent control to set voltage of each phase.
  • Comprehensive protection includes overvoltage, overcurrent, overload, input under voltage and over temperature with over 20 corresponding error codes and event log for easier trouble shooting.
  • Standard RS232 and RS485 interfaces and optional GPIB interfac6e available.
  • Patented power module design with compact size for easier maintenance and high power density.

III PWF Series AC Power Source
Preen PWF AC Power Source

PWF Series AC Power Source

    Preen’s PWF series is a family of programmable AC power source with wide range of adjustable frequencies, developed for aerospace or military 400Hz and 800Hz test applications, such as lab use, compliance test, and quality assurance. The PWF series consists of L series and M series, which have different output frequency ranges. The L series provides 45~500Hz and 0~300V output, and M series provides 300~800Hz and 0-150V output. Users can select communication interfaces of RS-485, RS-232, and optionally GPIB. The PWF series also has programming sequence functions of STEP and GRADUAL modes, three-phase independent control, phase angle control and disturbance function.

    Applications: Aerospace and military test applications

  • Wide range output frequency up to 800Hz for aerospace and military applications
  • Three-phase independent control to set voltage of each phase.
  • Phase angle control to set angle between each phase.
  • Programming Sequence Function: STEP and GRADUAL modes allow users to easily set sequences of start/end voltage, frequency and run time for testing purposes.
  • Disturbance function to better simulate grid abnormality.
  • Touch screen display for easy operation.
  • Comprehensive protection includes overvoltage, overcurrent, overload, input under voltage and over temperature with over 20 corresponding error codes and event log for easier trouble shooting.
  • Standard RS232 and RS485 interfaces and optional GPIB interface available.
  • Latest patented power module with high power density and swappable design for better reliability and serviceability.
  • Optional soft start function to reduce inrush current from motor type UUT.

III PFV AC Power Source 
Preen AFV AC Power Source

PFV AC Power Source

    The PFV series is the latest programmable AC power source with a four-quadrant regenerative function to return energy back to the grid. With power level up to 200kVA, Preen’s PFV series provides output voltage range of 0~300V and output frequency of 45~65Hz. Users can select communication interfaces of standard RS-485 and RS-232 and optional GPIB, LAN, and USB. The PFV series also has programming sequence functions of STEP and GRADUAL modes, three-phase independent control, phase angle control, disturbance function and regenerative function.

    Applications:Testing on motor, compressor, vehicle to grid (V2G), generator and others that requires energy feedback

  • Regenerative function can sink the energy from load and return to the grid
  • Three-phase independent control to set voltage of each phase
  • Phase angle control to set angle between each phase
  • Soft start function to reduce inrush current from motor type UUT
  • Programming Sequence Function: STEP and GRADUAL modes allow users to easily set sequences of start/end voltage, frequency and run time for testing purposes
  • Touchscreen display for easy operation
  • Comprehensive protection includes overvoltage, overcurrent, overload, input under voltage and over temperature with over 20 corresponding error codes and event log for easier trouble shooting
  • Standard RS232 and RS485 interfaces and optional GPIB, USB and LAN interface available
  • Latest patented power module with high power density and swappable design for better reliability and serviceability