LH Open Stack Series - High Voltage Power Supply

The LH open stack family are sophisticated 4 kW power supplies with extremely low ripple and noise. They are air insulated fast response units with tight regulation

Typical Applications

  • Capillary Electrophoresis
  • Mass Spectrometers
  • X-ray Fluorescence
  • Microfluidics

Input Voltage
187-264 VAC, 48-63 Hz three phase, 5500 VA maximum


Output Voltage
from 0-200 kVDC through 0-500 kVDC

Output Power

4 kW and 8 kW , Parallelable up to 20 kW


Polarity
Available as positive, negative or reversible (replace x in part number with -P, -N or -R)

Operating Ambient Temperature
-20 to +40°C

Ripple

less than 0.1% of rated voltage at full load

Programming
Front panel digital encoders provide high resolution local adjustment of voltage and current program. Integral RS-232, USB and optional ethernet communications provide remote control program and monitor

Standards
EN61010/ IEC61010, Safety
EN61000-6-4, Conducted and Radiated Emissions
EN61000-6-2:2005, Conducted and Radiated Immunity
2011/65/EU, Restriction of the use of Hazardous Substances (RoHS)

4 kW Models

SeriesMax. Output Voltage Max. Output Current Max. Output PowerInput VoltageLine Freq. Ripple (P-P)
LH200R200 - 200 kV20 mA4 kWThree Phase20 V
LH250R160 - 250 kV16 mA4 kWThree Phase20 V
LH300R12.50 - 300 kV12.5 mA4 kWThree Phase20 V
LH350R90 - 350 kV9 mA4 kWThree Phase20 V
LH400R70 - 400 kV7 mA4 kWThree Phase20 V
LH450R60 - 450 kV6 mA4 kWThree Phase20 V
LH500R50 - 500 kV5 mA4 kWThree Phase20 V

8kW Models

SeriesMax. Output Voltage Max. Output Current Max. Output PowerInput VoltageLine Freq. Ripple (P-P)
LH200R400 - 200 kV40 mA8 kWThree Phase20 V
LH250R320 - 250 kV32 mA8 kWThree Phase20 V
LH300R250 - 300 kV25 mA8 kWThree Phase20 V
LH350R180 - 350 kV18 mA8 kWThree Phase20 V
LH400R140 - 400 kV14 mA8 kWThree Phase20 V
LH450R120 - 450 kV12 mA8 kWThree Phase20 V
LH500R100 - 500 kV10 mA8 kWThree Phase20 V