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DQ-DCM DC Power SupplyPower Supply

The DQ-DCM system is a high-power DC power supply based on leading domestic and international technology. Utilizing diode and thyristor phase-shift control, it achieves efficient and stable high-power conversion for demanding applications in aerospace, metallurgy, electrolysis, and new materials industries. The system complies with GB/T 3859 and IEC standards.


  • It is characterized by high power quality and efficiency, significantly reducing DC ripple and grid harmonic pollution. The integrated core software and hardware technology ensures strong functionality and adaptability for custom applications, providing a reliable power source that meets strict operational standards.

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Core Advantages & Features

  • Enhanced ReliabilityHigh reliability with comprehensive protection.

    01
  • Optimized EfficiencyHigh efficiency through optimized design.

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  • Low-Ripple PFLow ripple output and high power factor.

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  • Core IntegrationIn-house core software, hardware, and integration technology.

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  • Corrosion-Resistant CubicleRobust, CNC-processed cubicle with corrosion-resistant coating.

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  • Dual InsulationBalanced press-fit design and double insulation.

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Technical Parameters

Basic Parameters
Rectifier typeDiode rectifier, thyristor rectifier
Pulse number12-pulse, 24-pulse
Installation location Indoor
Input voltage10 kV, 50 Hz, 3 PH
Output voltage0~750 V (DC) or customized according to customer requirements
Output currentDC200 A~20 kA or customized according to customer requirements
Control power supplyAC 220 V / 380 V
OutputFiber-optic trigger control, regulating power cabinet output
ControlPLC fully automatic intelligent control
Stability accuracy±0.1%
Power factor>0.98
Harmonic contentCompliant with GB/T 14549-1993 "Power Quality - Harmonics in Public Supply Network" requirements for current and voltage harmonics
Operating modeContinuous operation
Cooling methodWater-to-water cooling
Protection functionsOvervoltage protection, commutation protection, fault protection, overheat protection, etc.


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Over 10,000+ businesses are already using Daqo products.

The company consistently maintains robust innovative vitality, standing at the forefront of the industry and driving its advancement. Through cutting-edge technologies and products, it achieves goals of energy conservation, environmental protection, quality enhancement, and consumption reduction, continuously contributing to the development of a resource-efficient and environmentally friendly society.