GAOHUI Heavy-Duty Electrocatalytic Oxidation Rectifier (48V 1000A for Advanced AOP Effluent Treatment)

Executive Summary
GAOHUI engineered this 48V 1000A power supply specifically to solve the brutal energy demands of electrocatalytic oxidation systems. Unlike generic units that fail under continuous heavy ion bombardment, this rectifier operates in dual-mode control with seamless crossover: voltage-regulated current-limited for precise anodic potential, or current-regulated voltage-limited for consistent hydroxyl radical generation. Built for 24/7 industrial effluent treatment, it eliminates the catastrophic voltage drift common in competitor units during COD removal cycles.
Part 1 Key Features & Engineering Highlights
Zero-Vector Crossover on Dynamic Loads
When the electrochemical cell’s impedance shifts mid-cycle due to gas evolution or fouling, this unit executes sub-millisecond transition between CV and CC modes. Competitors glitch, causing uneven oxidation and electrode passivation. GAOHUI ensures continuous, stable DC output regardless of bath chemistry changes.
High-Frequency IGBT Topology for Minimal Ripple
Standard thyristor units dump 15-30% ripple into your electrolyte, wasting energy and destroying catalytic efficiency. Our industrial high frequency rectifier factory architecture reduces ripple below 1%, delivering pure DC that maximizes radical production per kilowatt-hour.
Thermal Sovereignty at 1000 Amps Sustained
Full-bridge LLC resonant inverter with forced air cascade cooling maintains junction temperatures below 75°C even at 48V 1000A continuous. The heavy-duty DC power supply price reflects real copper busbars and aluminum heat sinks, not aluminum-clad steel fakes. No derating above 40°C ambient in confined industrial skids.
Part 2 Technical Specifications Table (CLICK TO EXPAND)
| Parameter | Specification |
| — | — |
| Model Number | GH-ECO1000-48 |
| Input Voltage | 380V ±15% 3-Phase AC |
| Output Voltage Range | 0-48V DC (Custom up to 1000V) |
| Output Current Range | 0-1000A DC (Custom up to 100kA) |
| Output Power | 48kW Continuous |
| Regulation Mode | Dual CV/CC Auto-Crossover |
| Voltage Ripple | ≤1% (RMS) at Full Load |
| Efficiency | ≥92% (Peak) |
| Control Interface | RS485 Modbus RTU / Ethernet / 4-20mA |
| Pulse Function | 1-3000Hz Adjustable Duty Cycle |
| Protection Class | IP54 (Control Cabinet) / IP20 (Rectifier Module) |
Part 3 Advanced Built-in Protection Systems
GAOHUI layers seven independent protection zones without passive fuses that require manual replacement. Real-time differential current monitoring detects leakage to the electrolyte tank and executes hard shutdown in under 2 milliseconds. The unit automatically logs phase-loss events, load disconnection arcs, and internal capacitor bank aging. An independent watchdog circuit forces soft-start sequence on every mains recovery, eliminating catastrophic inrush that destroys downstream reactors.
As a legitimate IGBT rectifier manufacturer, we integrate self-diagnostic voltage hold-off tests every 1000 operating hours to predict IGBT module degradation before failure.
Part 4 Target Industrial Applications
This rectifier dominates in electro-fenton advanced oxidation systems where precise DC potential drives iron cycle regeneration and hydrogen peroxide generation at scale. It powers industrial effluent treatment plants targeting COD removal from pharmaceutical, textile, and petrochemical wastewater. The pulse function (1-3000Hz) enables periodic polarity reversal, breaking passivation layers on boron-doped diamond or mixed metal oxide anodes. Also used in tertiary polishing of landfill leachate and recalcitrant organic destruction.
Part 5 Customization and Tailored Engineering Services
Standard units cover 1V-1000V and 1A-100,000A range. GAOHUI factory engineers build custom current voltage rectifier systems with auxiliary modules: Process Timer for batch controlled oxidation cycles, Multi-Stage Profile Control to pre-program ramping voltage sequences for different effluent loads, Ampere-Minute Integrator for chemical dosing synchronization, Automatic Reverse Polarity to extend electrode life, and Soft-Start with adjustable slope. Interface options include RS485 Modbus RTU, Ethernet IP, isolated 4-20mA analog command, and Pulse Functions from 1Hz to 3000Hz with independent ON/OFF time settings for glavanostatic pulsing. All customizations directly configured at Chinese factory with 15-day lead time. No aftermarket modifications needed.