PCH 10kV 1A 2A 3A 4A 5A 6A 8A 10A High-voltage DC Power Supply

  • PCH 10kV 1A 2A 3A 4A 5A 6A 8A 10A High-voltage DC Power Supply
  • Rated voltage 10kV
  • Negative polarity at request
  • Rated power 10kW to 100kW
  • Low ripple 0.2%FS rms
  • List mode function
  • Auto Run function
  • Interlock loop function
  • No overshoot during startup
  • Soft start by hardware, and adjustable voltage rise time by software
  • Constant voltage and constant current operations, auto CV/CC switch
  • 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

For 10kV high-voltage DC power supplies, the leap from 10kW to 100kW transforms the unit from a mere testing tool for components or materials into a “power source” capable of driving complete devices or even entire systems through burn-in testing. This spans application needs at various levels, from relatively low-power precision scientific equipment and medium-power industrial processing to high-power industrial production and radar systems.

10kV 1A – 2A High-voltage DC Power Supply 10kW – 20kW: Component-level precision verification

This power range targets precision burn-in testing for individual power semiconductor devices or low-power assemblies.

10kV 3A – 5A High-voltage DC Power Supply 30kW – 50kW: Assembly-level power stress testing

As current requirements rise to the ampere level, the test subjects shift to power assemblies capable of handling higher currents. Typical tests include:

  • Power Cycling: Applying periodic current to devices such as IGBT modules to induce self-heating, thereby simulating real-world temperature fluctuations and assessing resistance to thermal fatigue.
  • Capacitor Burn-in: Subjecting high-voltage capacitors to rated voltage for extended periods to heal dielectric defects and enhance product reliability.

10kV 6A – 8A High-voltage DC Power Supply 60kW – 80kW: Device-level full-unit verification

At this stage, the complete device serves as the test subject, simulating actual operating conditions. Examples include full-load burn-in testing for complete units such as 10kV-class high-voltage power modules or high-power inverters. This simulates long-term operation at rated power to validate overall thermal design and long-term stability.

10kV 10A High-voltage DC Power Supply 100kW: System-level stress testing

The 100kW-class 10kV high-voltage power supply is a “heavy-duty asset” in the field of burn-in testing, used to push devices or systems to their limits. For example, it is used for applications such as ultimate stress testing, burn-in testing of ultra-high-power equipment, inrush current testing, and short-circuit withstand testing, to evaluate a device’s ability to withstand extreme current surges.

Product Parameters

PCH 10kV 1A 2A 3A 4A 5A 6A 8A 10A High-voltage DC Power Supply

ModelRated OutputModelRated Output
VAWVAW
PCH10K-100H10kV0~1A10kWPCH10K-100HN-10kV0~1A10kW
PCH15K-100H10kV0~1.5A15kWPCH15K-100HN-10kV0~1.5A15kW
PCH20K-100H10kV0~2A20kWPCH20K-100HN-10kV0~2A20kW
PCH25K-100H10kV0~2.5A25kWPCH25K-100HN-10kV0~2.5A25kW
PCH30K-100H10kV0~3A30kWPCH30K-100HN-10kV0~3A30kW
PCH35K-100H10kV0~3.5A35kWPCH35K-100HN-10kV0~3.5A35kW
PCH40K-100H10kV0~4A40kWPCH40K-100HN-10kV0~4A40kW
PCH45K-100H10kV0~4.5A45kWPCH45K-100HN-10kV0~4.5A45kW
PCH50K-100H10kV0~5A50kWPCH50K-100HN-10kV0~5A50kW
PCH60K-100H10kV0~6A60kWPCH60K-100HN-10kV0~6A60kW
PCH75K-100H10kV0~7.5A75kWPCH75K-100HN-10kV0~7.5A75kW
PCH80K-100H10kV0~8A80kWPCH80K-100HN-10kV0~8A80kW
PCH100K-100H10kV0~10A100kWPCH100K-100HN-10kV0~10A100kW
AC Input3φ4W (L1, L2, L3, PE), 380V±10% 47~63Hz (at default)
3φ4W (L1, L2, L3, PE), 415V/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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