PCL 2U Rack 4kW Programmable DC Power Supply 20V 200A & 40V 100A to 600V 6.7A

  • 4kW Programmable DC Power Supply
  • Output ratings from 20V 200A to 600V 6.7A
  • 2U full rack 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

PCL 4kW series 2U rack-mounted programmable DC power supply is a power supply with high power density and flexible control capabilities. It can provide up to 4,000 watts of power in a small physical space (2U height, approximately 8.89cm) and supports a wide range of voltage output from 20V to 600V. At the same time, its standard RS232 and RS485 communication interfaces make it easy to integrate into the automatic test system (ATE) and remotely control the output through a computer. The PCL 4kW Programmable DC Power Supply is very suitable for R&D, production and quality inspection scenarios that have comprehensive requirements for space, power, precision and automated control. The following are its specific application scenarios.

20V 200A 4kW Programmable DC Power Supply PCL4000-20: This power supply is characterized by low voltage and ultra-large current, and is mainly used in test scenarios that require large current drive.

  • Aging test of high-power electronic components: Provide continuous high current for relays, contactors, high-power resistors and other devices, conduct long-term aging tests, and screen early faulty products.
  • Electrochemistry and surface treatment: As a stable DC source, it is used in electrochemical processes such as precision electroplating, anodizing, electrolysis, and water treatment.

40V 100A 4kW Programmable DC Power Supply PCL4000-40: This power supply has medium-voltage and high-current specifications. The output voltage covers common low-voltage systems such as 12V, 24V, and 36V. It has a wide range of application requirements in automotive electronics, motor drive, battery testing, industrial control and other fields.

  • Automotive motor controller testing: Provide power supply for electric power steering (EPS), electronic water pump, electronic fan and other motor controllers to conduct performance verification and aging testing.
  • Automotive lighting and audio-visual system testing: Provide high-current power supply for headlights, LED light modules, car audio, etc., and conduct power verification and reliability testing.

100V 40A 4kW Programmable DC Power Supply PCL4000-1H: This power supply has moderate voltage and current, and has a wide range of applications.

  • Routine testing of electronic components: Conduct routine electrical performance tests and durability tests on electronic components such as capacitors, resistors, and relays.
  • General automated testing: As the core component of automated test equipment (ATE), it provides accurate power supply for circuit boards and electronic modules on the production line.

200V 20A 4kW Programmable DC Power Supply PCL4000-2H: The voltage of this power supply is further increased and is suitable for equipment and devices with higher voltage levels.

  • LED lighting and photoelectric testing: Provide drive power for high-power LED modules, LCD backlight modules, etc., conduct aging tests and verify photo-chromatic and electrical parameters.
  • Precision circuit board power supply: Provide stable, low-noise precision power supply for optical communication modules, industrial control circuit boards, etc.

400V 10A 4kW Programmable DC Power Supply PCL4000-4H: The voltage of this power supply reaches the high voltage level and is mainly used in high voltage electronic systems and devices.

  • High-voltage electronic component testing: Test parameters such as withstand voltage and leakage current on high-voltage capacitors, varistors, IGBT modules and other devices.
  • General high-voltage source for scientific research and laboratories: Provide stable and programmable DC power supply for various high-voltage experiments in universities and research institutes.

500V 8A 4kW Programmable DC Power Supply PCL4000-5H: This power supply has a higher voltage and is often used in professional fields that have special voltage requirements.

  • Power supply and testing of special high-voltage equipment: Provide power supply and testing for radar systems, airborne equipment, avionics and other equipment that require extremely high power supply stability and reliability.
  • High-voltage electronic component empowerment: It is specially used for the forming process of high-voltage components such as tantalum capacitors, that is, the formation of oxide films under high pressure.

Product Parameters

PCL 2U Rack 4kW Programmable DC Power Supply 20V 200A & 40V 100A to 600V 6.7A

ModelRated OutputModelRated Output
VAWVAW
PCL4000-2020V200A4KWPCL5000-2020V250A5KW
PCL4000-3030V133A4KWPCL5000-3030V167A5KW
PCL4000-4040V100A4KWPCL5000-4040V125A5KW
PCL4000-5050V80A4KWPCL5000-6050V100A5KW
PCL4000-6060V67A4KWPCL5000-6060V83A5KW
PCL4000-1H100V40A4KWPCL5000-1H100V50A5KW
PCL4000-150150V26.7A4KWPCL5000-150150V33.3A5KW
PCL4000-2H200V20A4KWPCL5000-2H200V25A5KW
PCL4000-3H300V13.3A4KWPCL5000-3H300V16.7A5KW
PCL4000-4H400V10A4KWPCL5000-4H400V12.5A5KW
PCL4000-5H500V8A4KWPCL5000-5H500V10A5KW
PCL4000-6H600V6.7A4KWPCL5000-6H600V8.3A5KW
Dimensions425W×88H×503D mm (2U-L)
WeightApprox 14kg
AC Input3φ4W (L1, L2, L3, PE), 380V±10% 47~63Hz (at default)
1φ3W (L, N, PE), 220V±10% 47~63Hz (at request, cabinet changed to 3U)

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

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  • Experience excellence with our dedicated support and customer-focused approach.

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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