Liquid cooling AC/DC+DC/DC two-stage topology lGBT power supply
AC-DC/DC-DC Secondary topological hydrogen Power Supply (Water-cooled)
Performance characteristics
Modular Design
Easy maintenance, good parallel characteristics, easy system expansion
Power Grid Adaptability
Wide voltage, frequency adaptability, support low short-circuit ratio weak power grid operation
Lower Harmonic
With harmonic suppression function, AC side Thui < 3%, good net-related characteristics
Strong Ability to Adapt to Environment
Liquid cooling heat dissipation, IP54 protection grade, high reliability
Wide Range of Voltage Regulation
Supports 0-1500Vdc output
main parameters


AC/DC+DC/DC Two-stage Topology Series

DC Parameters

Output Voltage Range


Output Current Range


DC Voltage Ripple


DC Stabilized Current Precision

±1%   (steady state)

DC Stabilized Voltage Precision

±1%   (steady state)

Load Response Time

<0.1s   (0%~100% load, running state)

Output Control Mode

Current control (default), Voltage control, Power   control

AC Parameters

Input AC Voltage Range


Rated Operating Frequency

50Hz   / 60Hz

Rated Power Factor

>0.99 (over   30%PN)

Adjustable Power Factor Range


Allowable Grid Frequency Deviation


Allowable Grid Voltage Deviation


Total   HarmonicDistortion

Rate of Grid-   connected Current

<3%   (over 30%PN)

Access Method

3-phase   3-wire+PE


Wiring In / Out Mode

In: top / bottom, Out: top / bottom



Environmental Requirements

Cooling Method

Temperature-controlled air cooling / Liquid cooling

Working Temperature Range


Electromagnetic Environment Category

Class   A

Relative Humidity

0%~95%   (no condensation)

Enclosure Protection Rating

IP23   / IP54

Highest   Altitude of Installation Site


External Communication

External Communication Interface

RS485, Ethernet and 4mA~20mA digital analog, etc.

External Communication Protocol

Modbus   RTU, Modbus TCP



Touch screen   (optional)