PCL 3U Rack 6kW High-Power DC Power Supply 20V 300A & 30V 200A to 600V 10A

  • 6kW High-Power DC Power Supply
  • Output ratings from 20V 300A to 800V 7.5A
  • 3U rack-mount design
  • Low ripple 50mV 100mV 200mV
  • List mode function
  • Auto Run function
  • Remote sensing function
  • Interlock loop function
  • No overshoot during startup
  • Soft start by hardware, and adjustable voltage rise time by software
  • Multiple protections: OVP, OTP, ACF and current limit protections
  • Standard interface: RS232 & RS485, support ModBus-RTU commands
  • Options: DC 0-5V, 0-10V or 4mA interface for control and feedback
  • Options: LAN interface

Twintex PCL 6kW series 3U rack-mount high-power DC power supply is a general-purpose DC power source featuring high power density and a wide voltage ratings from 20V to 800V. Designed for both standalone benchtop use and rack-mounted system integration, it supports both manual operation and incorporation into automated test systems. Its wide voltage ratings from (20V – 800V) enable it to meet diverse testing requirements, spanning everything from low-voltage components to high-voltage systems.

Standard RS232/RS485 communication interfaces support the MODBUS-RTU protocol, facilitating integration into Automated Test Equipment (ATE) systems for programmable voltage and current output as well as real-time data acquisition. Overall, the PCL 6kW High-Power DC Power Supply serves as critical test equipment bridging laboratory R&D and industrial production lines, making it suitable for applications requiring stable long-term DC power, high-precision output control, and remote automated management.

Models with different voltage/current combinations meet different application scenarios. The following outlines the suitable test and application scenarios for each model, arranged from lowest to highest output voltage.

20V 300A 6kW High-Power DC Power Supply PCL6000-20: Characterized by very low voltage and very high current, this power supply is designed for typical low-voltage, high-current applications—specifically tests requiring high current drive capabilities where high voltage cannot be tolerated.

  • Electroplating and Electrolysis: Provides stable, high-current output for electrochemical processes such as precision electroplating and anodizing.
  • Busbar Trunking and Connector Temperature Rise Tests: Simulates rated current to test the temperature rise and current-carrying capacity of high-current paths, such as power connectors and busbar trunking systems.
  • High-Power Relay/Contactor Testing: Verifies the load-breaking capability and contact reliability of high-power relays and contactors in low-voltage, high-current environments.

30V 200A 6kW High-Power DC Power Supply PCL6000-30: Offering a slightly higher voltage than the 20V/300A power supply, this unit is an ideal choice for low-voltage motors and power supply products.

  • Brushless DC Motor Testing: Widely used for testing various DC motors in both laboratory and production line settings.
  • Low-Voltage, High-Power Power Supply Testing: Conducts input characteristic and burn-in testing for low-voltage, high-power equipment, such as server power supplies and telecommunications power modules. High-current charge/discharge for battery packs: Supplies high-current charging to traction battery modules to test their charge acceptance and temperature rise characteristics.

60V 100A 6kW High-Power DC Power Supply PCL6000-60: A balanced combination of voltage and current; a versatile “all-rounder” with a wide range of applications.

  • DC motor and controller testing: Suitable for testing and burn-in of higher-power electric vehicle motors, DC motors, and their controllers.
  • Industrial power supplies and DC distribution systems: Provides main power or test power for DC power distribution systems and industrial control equipment.
  • Electronic component burn-in testing: Performs long-term, loaded burn-in tests on PCBs, power adapters, and similar components to screen for early-stage failures.

100V 60A 6kW High-Power DC Power Supply PCL6000-1H: Voltage range covers common low-voltage electrical appliances and automotive electronics standards, while maintaining robust current output capability.

  • High-power LED driver testing: Testing and burn-in for high-power LED drivers.
  • Electronic component testing: Tests components such as capacitors and relays for parameters like withstand voltage and leakage current.
  • General industrial equipment power supply: Provides test or operating power for various industrial devices requiring 100V-class DC power.

300V 20A 6kW High-Power DC Power Supply PCL6000-3H: Enters the high-voltage range with moderate current; an ideal choice for high-voltage electronics, avionics, and industrial equipment.

  • High-voltage DC-DC power supply testing: Tests high-voltage DC-DC power modules used in sectors such as telecommunications base stations and railways.
  • Semiconductor and crystal growth furnace power supplies: Suitable for high-voltage heating power needs in semiconductor equipment, monocrystalline growth furnaces, etc.
  • High-voltage electrolytic capacitor burn-in: Burn-in and testing of high-voltage electrolytic capacitors.

600V 10A 6kW High-Power DC Power Supply PCL6000-6H: A typical high-voltage, low-current application focused on high-voltage power devices and electronic systems.

  • Power semiconductor static parameter testing: A core application for testing static parameters (such as withstand voltage and leakage current) of high-voltage power devices like IGBTs and MOSFETs.
  • High-voltage battery pack charging simulation: Simulates high-voltage traction battery packs within On-Board Charger (OBC) test systems, acting as the output load for the charger.
  • Testing of high-voltage electrolytic capacitors and power modules: performing energization and burn-in for high-voltage electrolytic capacitors, and verifying the performance of high-voltage power modules.

Product Parameters

PCL 3U Rack 6kW High-Power DC Power Supply 20V 300A & 30V 200A to 600V 10A

ModelRated OutputModelRated Output
VAWVAW
PCL6000-2020V300A6kW
PCL6000-3030V200A6kWPCL8000-3030V267A8kW
PCL6000-4040V150A6kWPCL8000-4040V200A8kW
PCL6000-6060V100A6kWPCL8000-5050V160A8kW
PCL6000-1H100V60A6kWPCL8000-6060V133A8kW
PCL6000-120120V50A6kWPCL8000-1H100V80A8kW
PCL6000-150150V40A6kWPCL8000-150150V53A8kW
PCL6000-2H200V30A6kWPCL8000-2H200V40A8kW
PCL6000-3H300V20A6kWPCL8000-3H300V26.7A8kW
PCL6000-4H400V15A6kWPCL8000-4H400V20A8kW
PCL6000-5H500V12A6kWPCL8000-5H500V16A8kW
PCL6000-6H600V10A6kWPCL8000-6H600V13.3A8kW
PCL6000-8H800V7.5A6kWPCL8000-8H800V10A8kW
Dimensions482.6Wx132.5Hx533D mm (3U)
WeightApprox 20~21kg
AC Input3φ4W (L1, L2, L3, PE), 380V±10% 47~63Hz (at default)
1φ3W (L, N, PE), 220V±10% 47~63Hz (at request, only for 6kW models)

For the purpose of product improvement, specifications are subject to change without prior notice.

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Frequently Asked Questions

A DC power supply is to supply voltage and current in constant voltage (CV) or constant current (CC) mode within the rated output range. Such working characteristics is called a constant voltage/constant current automatic cross-over type. This permits continuous transition from constant current to constant voltage modes in response to the load change. The intersection of constant voltage and constant current modes is called the crossover point. Below figure shows the relationship between this crossover point and the load.

In CV mode, a regulated output voltage is provided. The output voltage remains constant as the load increases while the output current changes in response to the load changes, up till the present current limit point is reached. At that point, the output current becomes constant and the output voltage drops in proportion to the further increases in load.

Similarly, in CC mode, crossover from the CC to CV mode automatically occurs from a decrease in the load. A regulated output current is provided. The output current remains constant as the load decreases while the output voltage changes in response to the load changes.

A power supply with CV and CC operation mode can be operated in only one mode according to load situation. The power supply is in CV mode when the actual load is over the preset load capacity; and the power supply is in CC mode when the actual load is below the preset load capacity.

When the power supply is connected to a big capacitive load, it always causes increase to the output voltage in a power supply. The output voltage may make fast increase to the Over Voltage Protection point. It may also cause slow decrease when the output voltage is turned down.

To solve this problem, connect a power resistor in parallel to the output terminals of the power supply; at the same time, connect a diode in serial between output terminals and the load.

When an inductive load is connected to the power supply, it will cause a reverse polarity induction electric motive force when the power supply is turned on or off, or when preset the output voltage. The pulse noise caused by an inductive load will also affect the power supply, especially when the pulse noise has the same polarity with the output of power supply.

To avoid effect or damage to the power supply, connect a diode in serial between the output terminals of power supply and the load; at the same time, connect a power resistor and a capacitor in parallel to the load to make a R-C snubbed circuit, which will significantly restraint generation of the noise.

When use the power supply to charge a battery, such as accumulator and ni-mh battery, the recommended protection measures is to connect a diode between the power supply and the battery. When the output electrolytic capacitor of the power supply is charged, connecting a load (battery) may cause sparks. This is normal. After the two of them get to equal voltage, the sparks will disappear.

Even if the peak current of a pulse load, such as motor, bulb, DC-DC or DC-AC converter module, does not exceed the rated current of the power supply, it will also cause voltage drop or instability to the output.

A basic solution is to connect a inductor in serial between the power supply and the load. Or, choose a power supply with higher rated current.

If the pulse circuit has a small pulse width or low peak current, another solution is to connect a capacitor with large capacity. A reference to choose capacity of a capacity is: 1000uF capacity to a 1A current.

When the power supply is connected to a load that will cause reverse polarity current to the power supply output, the output voltage will increase, because the power supply cannot absorb the reverse polarity current from the load.

A solution is to connect a diode in serial between the output terminal and the load; at the same time, connect a discharge resistor in parallel to the load to absorb the reverse polarity current. When the reverse polarity current is a peak surge, connect the large electrolytic capacitor in parallel to the two ends of the load.

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