Kikusui PXB20K-500 Regenerative Bi-Directional DC Power Supply
The PXB series of bidirectional high-capacity DC power supplies condenses a 20 kW large-capacity output into a 3U-size chassis. Not only handling high voltages of 1500 V, but also capable of both power and regeneration in both directions in a single unit. We provide a new power supply test environment for electrical and electronic equipment that is becoming increasingly high-powered. In addition, a variety of analogue, digital, and communication interfaces are provided for optimal operation at any stage of research, development, and manufacturing! A new generation of bidirectional DC power supplies that support the progression of advanced technologies.
Key Features
High power density: 20 kW in 3U size
A single unit handles both power and regeneration
Rated output voltage 50 V/ 250 V/ 500 V/ 1000 V/ 1500 V
Select a model with an input voltage from 200 Vac (3-phase) or 400 Vac (3-phase)
Continuous operation at rated power at ambient temperature of 50°C (Excluding some models)
Up to 25 units (500 kW) can be operated in parallel
*Please contact us if you wish to operate more than 10 units in parallel.
Equipped with a touch panel display
LAN, USB, RS232C, external analogue control (isolated type) standard
Regenerative function (on-site)
External control I/O is standard for both NPN and PNP type PLCs
Applications
Product Images
Output power range 2 to 3 times mains-powered operation
Achieves high-speed rise and fall times
Highly stable operation with high resistance to capacitive loads
Optimized for different purposes and applications, with selectable response speeds
Up to 25 units can be operated in parallel, achieving 500 kW
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Output power range 2 to 3 times mains-powered operation
Mains-powered power supply with a wide range of operating ranges and combinations of voltage and current settings. If the voltage of the connected DUT is lower than the voltage setting of the PXB series, current flows from the PXB series to the DUT. If the voltage of the connected DUT is higher than the voltage setting of the PXB series, current flows from the DUT to the PXB series.
Achieves high-speed rise and fall times
Achieves a rise/fall time of 10ms, which is several tens of times faster than conventional switching power supplies. Enabling high-speed power fluctuation testing that cannot be handled by ordinary DC power supplies.
Highly stable operation with high resistance to capacitive loads
Designed for highly stable operation, without oscillation or overshoot even when a load with a large capacitive component is connected. Slew rate and response can be varied to match the characteristics of the connected load, suppressing oscillation and overshoot.
Optimized for different purposes and applications, with selectable response speeds
The required power supply response time varies depending on the test conditions and load specifications. The response speed of the PXB Series power supply can be changed to suit different applications.
Up to 25 units can be operated in parallel, achieving 500 kW *
Including master machine, up to 25 units (500 kW) can be operated in parallel. Connection is with one-control parallel operation, and the panel of the master machine can control and display the entire system. With the automatic recognition function, the need for complicated settings is eliminated, allowing the construction of high-capacity systems.
*Parallel operation is possible between models with different input rated voltages. Please contact us if you wish to operate more than 10 units in parallel.
WeightApprox. 41 kg (90.39 lbs)Approx. 39 kg (85.98 lbs)Approx. 39 kg (88.78 lbs)Approx. 37 kg (81.57 lbs)Approx. 37 kg (81.57 lbs)
Item
PXB20K-50
PXB20K-250
PXB20K-500
PXB20K-1000
PXB20K-1500
Dimensions
430 (16.93) W x 125 (5.04) H x 720 (28.35) L mm (inches). For details, refer to the dimensional drawing.
Environmental conditions
Operating environment
Indoor use, overvoltage category Ⅱ
Operating temperature
0 °C to +40 °C (+32 °F to +104 °F)
0 °C to +50 °C (+32 °F to +122 °F)
Operating humidity
20 % RH to 85 % RH (no condensation)
Storage temperature
-25 °C to +60 °C (-13 °F to +140 °F)
Storage humidity
90 % RH or less (no condensation)
Altitude
Up to 2000m
Cooling method
Forced air cooling using fan
Accessories
Input terminal cover, External control connector kit (1 set), Chassis connection wire, OUTPUT terminal cover, OC OUTPUT terminal screws (1 pair), EXT SYNC connector cover, SENSING connector cover, SENSING connector (2 pc.), Synchronized operation signal cable kit, Safety information (1 copy), China RoHS sheet (1 sheet), Getting Started Guide (1 copy), Heavy object warning label (1 pc.)
Withstanding voltage
Between input and GND
2200 Vac for 1 minute
Between input and output
2200 Vac for 1 minute *1
Between output and GND
500 Vdc for 1 minute
1000 Vdc for 1 minute
1800 Vdc for 1 minute
1800 Vdc for 1 minute
3000 Vdc for 1 minute
30 MΩ, 500 Vdc
Insulation resistance
Between input and GND
30 MΩ, 500 Vdc
Between input and output
30 MΩ, 500 Vdc
30 MΩ, 600 Vdc
30 MΩ, 1000 Vdc
30 MΩ, 1000 Vdc
Isolation voltage
±250 V
±600 V
±1000 V
±1000 V
+2000 V/-1000 V
Electromagnetic compatibility *2 *3
Complies with the requirements of the following directive and standard.
EMC Directive 2014/30/EU
EN 61326-1:2013 (Class A)
Safety *2
Complies with the requirements of the following directive and standard.
Low Voltage Directive 2014/35/EU
EN 61010-1 (Class I), Overvoltage category Ⅱ, Pollution Degree 2 *4
EN 61010-1 *4, CAN/CSA-C22.2 NO. 61010-1 *4
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