Air cooling AC/DC+DC/DC two-stage topology IGBT power supply
AC-DC/DC-DC Secondary topological Hydrogen Power Supply (Air-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
Wide Range of Voltage Regulation
Supports 0-1500Vdc output
Strong Ability to Adapt to Environment
Air cooling heat dissipation, independent air duct design, high reliability
High Power Factor
Power factor ≥0.99, with reactive power compensation capability
Lower Harmonic
With harmonic suppression function, AC side Thui < 3%, grid friendly
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)