PBDS series Bidirectional DC Power Supply
PBDS Series High Precision Bidirectional DC Power Supply adopts buck-boost conversion architecture, featuring quick dynamic response, wide output voltage range and bidirectional energy flow. Ideal match for EV/HEV MCU and motor test system, power transmission & powertrain test system, power storage and energy recycle system.
One of our core products is the bidirectional DC power supply, which enables power to flow in both directions, allowing for greater flexibility and control. To learn more about our bidirectional DC power supply and other products, please visit our website or contact us for more details.
Thanks to sophisticated engineers, scientific producing workmanship, rigorous quality control systems and management team, GTAKE PBDS bidirectional DC source are equipped with advanced features, some of which are listed as below:
01 Common DC bus structure. Energy recycles in the system, while the mains supply only needs to replenish the energy loss of the system.
02 The battery simulator and drive system can share one AFE unit, saving the system hardware configuration and reducing the installation space of the test rig.
03 No matter the performance test during product development or quality control in the phase of mass production, GTAKE battery simulator and four-quadrant drive system are able to ensure the safety, precision, and best reliability according to testing requirements.
04 Switching time from -90% ~ +90% of the rated load ≤ 10ms.
05 High power factor at the grid side, ≥0.99 (when running at unit power factor) .
06 Low current THD at the grid side, <2.5% at rated power.
07 Strong overload capacity, 150% @ 1min.
08 Output voltage response time at sudden loading ≤ 5ms.
09 High-precision voltage / current regulation ≤ 0.1%FS.
10 Thorough system protection.
11 Applicable to different mains voltage in different countries.
Application range
The PBDS series bidirectional DC power supply has various applications in a variety of industries. Some of the applications are listed below:
01 Battery testing: The PBDS series bidirectional DC power supply can test batteries by simulating conditions. It can discharge the battery to test its capacity and charge it to test its performance.
02 Electric vehicle testing: The PBDS series bidirectional DC power supply can test electric vehicle components, including motors, batteries, and power electronics. It can simulate the vehicle’s powertrain to test the components’ performance under different conditions.
03 Renewable energy testing: The PBDS series bidirectional DC power supply can test renewable energy systems, including solar panels and wind turbines. It can simulate the power generated by these systems to test the performance of the components and the overall design.
04 Energy storage testing: The PBDS series bidirectional DC power supply can be used to test energy storage systems, including batteries and supercapacitors. It can simulate the charging and discharging of these systems to test their performance and efficiency.
05 Bidirectional AC/DC converter: The PBDS series bidirectional DC power supply can be used as a bidirectional AC/DC converter to convert AC power to DC power and vice versa. It can be used in various applications, including renewable energy systems, electric vehicles, and energy storage systems.
Overall, the PBDS series bidirectional DC power supply has several applications in different industries, including battery testing, electric vehicle testing, renewable energy testing, energy storage testing, and as a bidirectional AC/DC converter.
PBDS series bidirectional DC power supply
| DC side | |
| Rated Power | 30 – 630 kW (Can be customized) |
| Voltage | 24 – 1000V |
| Rated Current | ±60 – ±1000A (Can be customized) |
| Voltage Regulation Accuracy | ≤0.1% FS |
| Voltage Ripple Vrms | ≤0.2% FS |
| Current Regulation Accuracy | ≤0.1% FS |
| Voltage Response Time | ≤5ms (Sudden loading time from 10% to 90% of the rated load) |
| Conversion time | ≤10ms (Conversion time from -90% to 90% of the rated load) |
| Grid side | |
| Rated Voltag | 3AC 380/400/415/440/460/480V (Effective value of line voltage) |
| Allowable Voltage Range | 304 – 437V (Rated voltage, -20% – +15%) |
| Rated Current | 60 – 1100A |
| Rated Frequency | 50/60Hz ± 2.5Hz |
| Current THD | <3%, 2.5% at rated power |
| Power Factor | ≥0.99 |
| Overload Capacity | 150%, 1min |
| Others | |
| Operation Interface | Operation panel / PC software |
| Communication | Default: 485, Optional: ProfiNet / EtherCAT / CAN |
| Ambient | |
| Vibration | Less than 5.9 m/s² (0.6g) |
| Humidity | Relative humidity 5% – 95 %. No condensation |
| Ambient temperature | -10 ºC ~ 50 ºC |
| Altitude | 0 – 2,000 m |
| Rated output current derated 1% every 100 m above 1,000 m | |
| Storage temperature | -40 – +70 ºC |
| IP grade | IP 20 |
| Cooling method | Forced air cooling |
