Low voltage

Power supplies for voltages up to 600 Volt at high precision

Here you can find a overview about our power supplies for your low voltage / high current application.

With an extensive packet of options we can tune this standard power supplies to your application.

Series overview


LNG


PTN


PTN3p


PTNhp


PTNer


PNY


PCU


GEN





LNG - Series

Linear control low-voltage laboratory power supply



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  • linear control low-voltage laboratory
    power supply in bench case
  • output power up to 200 Watt
  • output voltage up to 350 Volt
  • output current up to 6 Ampere
  • residual ripple < 0,1% pp
  • stability < 0,1% over 8h
  • setting of output voltage with ten-turn potentiometer
  • setting of output current with ten-turn potentiometer
  • 3-digit digital displays for voltage
    and current
  • analog interface
  • sustained short-circuit resistant

iconLNG-datasheet (PDF)

PTN - Series

Double-stabilised linear control low-voltage power supplies



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  • Double-stabilised linear control power supply with high precision
  • output power up to 5000 Watt (higher performance see PTN3p)
  • output voltage up to 600 Volt
  • output current up to 200 Ampere (higher currents see PTN3p)
  • residual ripple < 0,01% pp, (up to 0,001% as PTNhp)
  • stability < 0,01% over 8h
  • setting of output voltage with ten-turn potentiometer
  • setting of output current with ten-turn potentiometer
  • 3.5-digit digital displays for voltage
    and current, analog displays on request
  • analogue interface
  • digital interface avalible as option
  • ustained short-circuit resistant
  • sense-connection

iconPTN-datasheet (PDF)

PTN3p - Series

Double-stabilised linear control low-voltage power supplies



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  • Double-stabilised linear control power supply with high precision
  • output current up to 5.000 Ampere
  • output voltage up to 600 Volt
    (for higher voltage see PHN Seriess)
  • residual ripple < 0,01% pp, (up to 0,001% as PTNhp)
  • stability < 0,01% over 8h
  • setting of output voltage with ten-turn potentiometer
  • setting of output current with ten-turn potentiometer
  • 3.5-digit digital displays for voltage
    and current, analogue displays on request
  • analog interface
  • digital interface avalible as option
  • ustained short-circuit resistant
  • sense-connection
  • 19" rack on columns or casters
  • customized versions are possible, e.g. for 2-quadrants operation

iconPTN3p-datasheet (PDF)

PTNhp - Series

High precision double-stabilised linear control low-voltage power supplies



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  • Double-stabilised linear control power
    supply with highest precision
  • output current up to 5.000 Ampere
  • output voltage up to 600 Volt
    (for higher voltage see PHN Seriess)
  • residual ripple < 0,001% pp
  • stability < 0,001% over 8h
  • setting of output voltage with ten-turn potentiometer
  • setting of output current with ten-turn potentiometer
  • 3.5-digit digital displays for voltage
    and current, 4.5digit displays on request
  • analog interface
  • digital interface avalible as option
  • ustained short-circuit resistant
  • sense-connection

iconPTNhp-datasheet (PDF)

PTNer - Series

High Performance Power Supplies with Active Energy Recovery



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  • Robust power unit based on the PTN3p series with "Heinzinger Energy Recovery"
  • Integrated energy recovery that converts energy returning from the consumer back into network voltage and is fed back into the supply network
  • Very good dynamic behaviour
  • Minimal threshold between power units and energy recovery mode with intelligent detection of the operating mode of the consumer
  • Comprehensive digital and analogue control methods
  • Power unit function with integrated option "Battery characteristic curves" for recreating the behaviour of a battery
  • Suited for non-stop operation, extremely reliable
  • Modular design
  • Galvanic separation of the consumer in energy recovery mode
  • Power unit available in water-cooled version

iconPTNer-datasheet (PDF)

PNY - Series

SCR controlled low voltage power supplies



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  • output current up to 10.000 Ampere
  • output voltage up to 600 Volt
    (for higher voltage see PHY Seriess)
  • residual ripple < 0,1% pp,
  • stability < 0,1% over 8h
  • setting of output voltage with ten-turn potentiometer
  • setting of output current with ten-turn potentiometer
  • 3.5-digit digital displays for voltage
    and current, analogue displays on request
  • analog interface
  • digital interface avalible as option
  • ustained short-circuit resistant
  • sense-connection
  • 19" rack on columns or casters
  • customized versions are possible, e.g. for 2-quadrants operation

iconPNY-datasheet (PDF)

PCU - Series

High Precision Power Supplies for Magnet Applications



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  • Extremly precise power supply for magnets
  • Modular system, parallel operation to increase output power possible
  • Zero-Voltage-Switching Technology
  • Maximum accuracy and stability (<10ppm/8h)
  • Temperature coefficient <10ppm 
  • Optimum ratio between power density/accuracy
  • DCCT current measurement
  • Programmable current ramp function
  • 2-part LCD display with text indicator
  • Analog (0...10V) and digital interface (RS422)
  • Controller configuration/load balancing possible
  • Last setting memory
  • Air colling (optional water cooling)
  • Triggereingang für Mess-Signal
  • Trigger input for measurements signals
  • Output short-circuit and open-circuit proof
  • Pole-reversal unit for switching polarity optional
  • Various voltage/current combinations
  • Customer-specific variants

iconPCU-datasheet (PDF)

GEN-Series, Distribution - Line

1U/2U switch mode power supplies up to 3.300W



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  • compact 1U or 2U rack, 19" (or 1/2 19" at 750W), for system integration
  • output performance 750, 1.500, 3.300W
  • output voltage up to 600 Volt
  • output current up to 400 Ampere
  • residual ripple < 0,1% ss
  • stability < 0,1% über 8h
  • setting of output voltage and current with coarse/fine adjustment
  • digital displays, separat for voltage and current
  • analog interface 0...5V / 0...10V
  • digital interface RS232 / RS485
  • system solutions and customized configurations on request

iconGEN-datasheet (PDF)

Heinzinger News

Energy Recovery

High Performance power Supplies for test application, e.g. Hybrid test devices. In combination with "Heinzinger energy recovery" the energy recovery to the mains. more

More High Precision
We have extended our standard program now to four "hp" unit series (high precision). Devices up to <0.001% accuracy and stability. more

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