PCL 90kW Programmable DC Power Supply 30V 3000A & 60V 1500A to 1500V 60A & 2000V 45A

  • 90kW Programmable DC Power Supply
  • Output ratings from 30V 3000A & 60V 1500A to 1500V 60A & 2000V 45A
  • Low ripple, high stability
  • List mode function
  • Auto Run 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
  • Comprehensive customization services

Twintex PCL 90kW series programmable DC power supply consists of six parallel-connected 15kW high-power-density modules, all integrated into a standard 20U mobile cabinet (with casters) for flexible deployment in laboratories or on production lines. Larger cabinets (e.g., 30U, 40U) are also available as options, providing space for additional modules to facilitate future capacity expansion—such as upgrading to 150kW or 195kW—without replacing the entire unit, thereby fully protecting the initial investment.

With a model range covering output capabilities from high-current (3600A @ 20V) to high-voltage (2000V @ 45A) applications, combined a comprehensive suite of communication interfaces (RS232, RS485, LAN, analog control), the PCL 90kW Programmable DC Power Supply serves as a core power supply designed specifically for medium-to-high-power testing scenarios.

Below are the specific testing and application scenarios for nine typically used models, from low voltage to high voltage.

20V 3600A 72kW Programmable DC Power Supply PCL20-3600:

  • High-power electroplating and surface treatment: Used for industrial electroplating processes such as hard chrome, nickel, and copper plating. High current ensures uniform, dense plating layers and improves surface quality.
  • Industrial electric heating and melting: Powers high-power resistive heating loads (e.g., carbon or graphite heating elements); suitable for high-temperature processing of specific materials.

30V 3000A 90kW Programmable DC Power Supply PCL30-3000:

  • Electrochemical experiments and material preparation: Used for electrochemical experiments—such as high-voltage electrodeposition and electro-oxidation—at universities and research institutes.
  • High-power connector and contact testing: Conducts current-carrying capacity and temperature-rise tests on relays, circuit breakers, and high-current connectors.

60V 1500A 90kW Programmable DC Power Supply PCL60-1500:

  • Low-voltage, high-power DC/DC converter testing: Tests communication power supplies and server power modules operating on 48V or 60V bus voltages.
  • Electronic product lifecycle and burn-in testing: Performs long-duration, high-current burn-in tests on electronic components (resistors, relays, motors, etc.) to expose potential failures early.

90V 1000A 90kW Programmable DC Power Supply PCL90-1000:

  • Industrial electric heating and crystal growth: Provides stable heating power for semiconductor and optical material growth equipment, such as single-crystal furnaces and sapphire furnaces.
  • High-power motor burn-in testing: Conducts long-duration, continuous full-load burn-in tests on high-power motors used in new energy vehicles or industrial applications.

150V 600A 90kW Programmable DC Power Supply PCL150-600:

  • High-power equipment burn-in testing: Performs long-duration full-load burn-in on EV drive systems, large-scale UPS (Uninterruptible Power Supplies), and industrial control systems to ensure factory-level reliability.
  • Industrial automation equipment power supply: Provides stable power to precision equipment on production lines.

600V 150A 90kW Programmable DC Power Supply PCL600-150:

  • New energy vehicle electronic control system testing: Used to test core components such as motor control units (MCUs) and DC-DC converters, simulating real-world vehicle operating conditions.
  • Photovoltaic (PV) inverter testing: Simulates PV string voltages around 600V to test the MPPT efficiency and conversion performance of small-to-medium-sized string inverters.

1000V 90A 90kW Programmable DC Power Supply PCL1000-90:

  • Testing of high-voltage components for new energy vehicles: This covers the core test voltage for current mainstream 800V EV platforms, used for testing battery packs, motor controllers, and other components.
  • Server power supply and circuit breaker testing: Used for testing devices such as server power supplies, fuses, circuit breakers, and contactors.

1500V 60A 90kW Programmable DC Power Supply PCL1500-60:

  • Large-scale PV inverter testing: 1500V is the standard voltage for large ground-mounted photovoltaic power plants; this power supply specification is ideal for testing high-power string or central inverters.
  • High-voltage power supply for laboratories and research: Provides precision-adjustable high-voltage DC power for experiments in fields such as high-voltage physics and materials science at universities and research institutes.

2000V 45A 90kW Programmable DC Power Supply PCL2000-45:

  • High-voltage electrolysis and metal refining: Used in electrochemical industrial processes requiring extremely high voltages, such as electrolytic purification and specialty metal smelting.
  • High-voltage power electronics testing: Used to test high-voltage power semiconductor devices—such as IGBTs and Silicon Carbide (SiC) components—for withstand voltage, switching characteristics, and other parameters.

Product Parameters

PCL 90kW Programmable DC Power Supply 30V 3000A & 60V 1500A to 1500V 60A & 2000V 45A

ModelRated OutputModelRated Output
VAWVAW
PCL20-300020V3000A60kWPCL20-360020V3600A72kW
PCL30-250030V2500A75kWPCL30-300030V3000A90kW
PCL40-187540V1875A75kWPCL40-225040V2250A90kW
PCL50-150050V1500A75kWPCL50-180050V1800A90kW
PCL60-125060V1250A75kWPCL60-150060V1500A90kW
PCL80-93780V937.5A75kWPCL80-112580V1125A90kW
PCL90-100090V1000A90kW
PCL100-750100V750A75kWPCL100-900100V900A90kW
PCL150-500150V500A75kWPCL150-600150V600A90kW
PCL200-375200V375A75kWPCL200-450200V450A90kW
PCL300-250300V250A75kWPCL300-300300V300A90kW
PCL400-187400V187A75kWPCL400-250400V250A90kW
PCL500-150500V150A75kWPCL500-180500V180A90kW
PCL600-125600V125A75kWPCL600-150600V150A90kW
PCL800-93800V93A75kWPCL800-112800V112.5A90kW
PCL1000-751000V75A75kWPCL1000-901000V90A90kW
PCL1500-501500V50A75kWPCL1500-601500V60A90kW
PCL2000-372000V37.5A75kWPCL2000-452000V45A90kW
Assembly5 modules in parallel6 modules in parallel
WeightApprox 180kgApprox 210kg
Dimensions600Wx1161Hx732D mm (including wheels)
AC Input3φ4W (L1, L2, L3, PE), 380V±10% 47~63Hz (at default)
3φ4W (L1, L2, L3, PE), 440V/480V±10% 47~63Hz (at request)

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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