Website:
NGI Tech
Catalog excerpts
ELECTRONIC SOLUTION PROVIDER FOR INTELLIGENT MANUFACTURING N35500 Series High Performance High Power Bidirectional Programmable DC Power Supply Product Introduction The N35500 series is a high power bidirectional programmable DC power supply with dual quadrant, integrating bidirectional power supply and regenerative load to supply and absorb current. With the design of wide range and high power density, voltage range 0~1500V, output power up to 42kW in 3U chassis, it covers a wide range of DUT test applications. N35500 series are equipped with fast dynamic response, high accuracy output and measurement functions, and can also be configured with photovoltaic simulation, battery simulation and other software to help users realize accurate and efficient testing in multiple scenarios. Application Fields Laboratory, production line ATE automatic test system Photovoltaic inverter, hydrogen fuel cell, solar cell matrix and other new energy fields Energy storage converter, UPS, photovoltaic storage machine and other energy storage fields BOBC, DC-DC, motor drive, charging pile and other automotive fields Charge/discharge test for power batteries, lead batteries, supercapacitors, etc. Test for aerospace electronics, high-power communications equipment, drones, etc. Main Features High power density, up to 42kW output in 3U chassis Wide output range, one can be used as multiple High-speed dynamic response, voltage rise and fall time ≤ 5ms Voltage accuracy: 0.02%+0.02%F.S.; Current accuracy: 0.1%+0.1%F.S. CC&CV Priority suitable for all types of test item Master/Master perallel up to MW level Source mode support CC/CV/CP/CR function Battery simulation, charge/discharge test, sequence test, waveform function etc. PV array I-V curve simulation function (optional) 6.8 inch LCD screen for clear test information Standard with LAN/RS232/RS485/CAN communication Modbus-RTU, SCPI, CANopen protocol supportable Seamless switch between source and load to regenerate energy With the integration of power supply and regenerative load, N35500 series bidirectional power supply can be converted continuously seamlessly between the output and absorbed current, effectively avoiding voltage or current overshoot. Under load mode, N35500 series can not only provide external power, but also absorb power, and return electric energy to the grid cleanly, the regenerative efficiency up to 93％. It is widely used in lithium battery, UPS, BOBC and other equipment testing.
Open the catalog to page 1
ELECTRONIC SOLUTION PROVIDER FOR INTELLIGENT MANUFACTURING With the characteristics of accurate measurement, high stability, fast response speed, N35500 series DC power supply with NS91000 can accurately simulate the I-V, P-V curve of the solar cell matrix. After setting Vmp, Pmp and other parameters, it can generate reports in compliance with regulations, which is used to test the static and dynamic maximum power tracking efficiency of PV inverters, and also can provide support for system simulation and core equipment testing of microgrids, distributed photovoltaic and other power systems....
Open the catalog to page 2
ELECTRONIC SOLUTION PROVIDER FOR INTELLIGENT MANUFACTURING Wide range, high power density for saving cost and space Source Mode CC&CV priority function N35500 series has the function of setting voltage-control priority or current-control loop priority, it can adopt the optimal working mode for testing according to the characteristics of DUT, so as to better protect DUT. As shown in Figure 1, when it needs to reduce voltage overshoot during testing, such as powering a DC-DC power module, the voltage priority mode should be used to obtain a fast and smooth rising voltage. As shown in Figure...
Open the catalog to page 3
ELECTRONIC SOLUTION PROVIDER FOR INTELLIGENT MANUFACTURING Technical Data Sheet(1) Model Voltage Current Power Range Setting Resolution Setting Accuracy(23±5°C) Current Ripple(20Hz-20MHz) Range Setting Resolution Setting Accuracy(23±5°C) Range Readback Resolution Readback Accuracy(23±5°C) Temperature Coefficient Range Readback Resolution Readback Accuracy(23±5°C) Temperature Coefficient Voltage Rise Time (no load 10%~90%) Voltage Rise Time (full load 10%~90%） Voltage Fall Time (no load 10%~90%) Voltage Fall Time (full load 10%~90%) Transient Response Time Voltage Current Voltage Current...
Open the catalog to page 4
ELECTRONIC SOLUTION PROVIDER FOR INTELLIGENT MANUFACTURING Technical Data Sheet(2) Model Voltage Current Power Range Setting Resolution Setting Accuracy(23±5°C) Voltage Ripple(20Hz-20MHz) Max. Voltage Slew Rate Range Setting Resolution Setting Accuracy(23±5°C) Current Ripple(20Hz-20MHz) Range Setting Resolution Setting Accuracy(23±5°C) Range Readback Resolution Readback Accuracy(23±5°C) Temperature Coefficient Range Readback Resolution Readback Accuracy(23±5°C) Temperature Coefficient Voltage Rise Time (no load 10%~90%) Voltage Rise Time (full load 10%~90%） Voltage Fall Time (no load...
Open the catalog to page 5
ELECTRONIC SOLUTION PROVIDER FOR INTELLIGENT MANUFACTURING Technical Data Sheet(3) Model Voltage Current Power Range Setting Resolution Setting Accuracy(23±5°C) Range Setting Resolution Setting Accuracy(23±5°C) Range Readback Resolution Readback Accuracy(23±5°C) Temperature Coefficient Voltage Rise Time (no load 10%~90%) Voltage Rise Time (full load 10%~90%） Voltage Fall Time (no load 10%~90%) Voltage Fall Time (full load 10%~90%) Transient Response Time Voltage Current Voltage Current Isolation (Output to ground) Max. Efficiency Power Factor Protection Interface Communication Response Time...
Open the catalog to page 6
