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PDB Series
PDB Water-cooled Programmable Power Supply

PDB series programmable power supply is a kind of high precision, high stability of water cooled DC power supply, maximum output power up to 40kW, using a standard chassis design. Product wide application uesed in laser, magnet accelerator, semiconductor preparation, laboratory and other field of business.

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Key features

  • ● Friendly Chinese human-computer interface
  • ● Wide voltage design, to meet a variety of different power grid use
  • ● Adopt IGBT inverter technology, high speed DSP as the control core
  • ● Constant voltage/constant current automatic switching
  • ● Telemetry function, compensate load line voltage drop
  • ● High precision adjustment of voltage & current through digital encoder
  • ● Supports conventional more than 10 kinds of industrial bus communication
  • ● External simulation programming, monitoring (0～5V or 0～10V)
  • ● Support multiple machine parallel running
  • ● Light weight, small volume, high power factor, energy saving
  • ● Passed the international CE certification

The main parameters

Performance index Transfer efficiency: 84%~90%（full load） Power factor: 0.9~0.99（full load）
Temperature coefficient ppm/℃(100%RL): 100 Dimensions: 0.75kW~5kW 1U case, 10kW 2U case, 15kW 3U case
Cooling mode: Air cooling  
Constant voltage operation Noise (20MHz)mVp-p: 70~400 Ripple wave (5Hz-1MHz)mVrms: 30~75
Maximum compensating voltage V: ±3V Input regulation (100%RL): 5×10^-4 ( under 10kW ) ,1×10^-4 ( above 10kW )
Load regulation (10~100%RL): 5×10^-4 ( under 10kW ) ,3×10^-4 ( above 10kW ) Stability 8h(100%RL): 1x10^-4( 7.5V~80V ) ,5×10^-5( 100V~250V )
Noise (2OMHz)mVp-p: 70~400 Ripple wave (5Hz-1MHz)mVrms: 30~65
Constant current operation Input regulation (100%RL): 1x10^-4 ( under 10kW ) ,5×10^-4 ( above 10kW ) Load regulation (10~100%RL): 3×10^-4 ( under 10kW ) ,5×10^-4 ( above 10kW )
Stability 8h(100%RL): 4×10^-4 (25A~200A ) ,1×10^-4 (250A~50OA)  

Note: the product continues to innovate and the performance continues to improve. This parameter description is for reference only.