Key Features & Engineering Highlights
– Designed for electrodialysis desalination ED processes, this industrial high frequency rectifier factory solution delivers precise current to ion-exchange membrane stacks for efficient brackish water purification and industrial wastewater treatment.
– Heavy-duty DC power supply price competitiveness is achieved through GAOHUI’s proprietary IGBT technology, ensuring high efficiency and low ripple for stable membrane performance.
– As a leading IGBT rectifier manufacturer, we integrate microsecond-level fault response time and advanced digital control for custom current voltage rectifier applications.
– Built for 24/7 continuous operation in harsh environments, with robust cooling and high-grade components to minimize downtime and maximize ROI.
– Programmable output allows seamless adjustment of voltage and current, meeting the exact demands of electrodialysis desalination ED systems.
Technical Specifications Table
| Input Voltage | AC 380V ±10% (3-Phase) / Custom AC Input Available |
| Output Voltage | 0-60V DC (Continuously Adjustable) |
| Output Current | 0-800A DC (Continuously Adjustable) |
| Output Power | 48kW |
| Ripple | <1% RMS at Rated Load |
| Efficiency | >90% at Full Load |
| Cooling Method | Forced Air Cooling / Optional Liquid Cooling |
| Protection Class | IP54 (Indoor) / Custom IP Rating Available |
Advanced Built-in Protection Systems
Our rectifier is equipped with comprehensive electronic protection to safeguard both the power supply and the downstream load. This includes over-voltage protection (OVP), over-current protection (OCP), over-temperature protection (OTP), and short-circuit protection (SCP). The microsecond-level fault response time instantly disconnects output upon detecting anomalies, preventing damage to ion-exchange membranes and other sensitive equipment. Additionally, phase-loss and input under-voltage protection ensure stable operation even in unstable grid conditions.
Target Industrial Applications
– Electrodialysis desalination ED for brackish water purification and ion-exchange membrane systems.
– Industrial wastewater treatment and resource recovery.
– Electrochemical processes for lithium extraction and metal recovery.
– Electrolysis for chemical production and water splitting.
– Large-scale electroplating and electrowinning operations.
Customization and Tailored Engineering Services
GAOHUI offers full customization for your specific process requirements. Our factory can engineer any output from 1V to 1000V and 1A to 100,000A, with AC input and DC output only. We integrate advanced functional modules including a Digital Process Timer for precise operational cycles, Multi-Stage Programmable Profile Control for complex current/voltage ramps, and an Ampere-Minute Integrator for accurate charge monitoring. Automatic Reverse Polarity enables automatic cleaning of membrane stacks, while Soft-Start Ramp-Up reduces mechanical stress on the load. Local/Remote Control is supported via Push-Button or HMI Touch Screen. Communication interfaces include RS485 Modbus RTU, Ethernet, and 4-20mA analog control. Pulse Functions allow adjustable duty cycle from 1-100% and frequency from 1-3000Hz for specialized electrodialysis desalination ED and ion-exchange membrane applications.






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