IGBT Rectifier 60V 800A for Brackish Water Desalination

Industrial-Grade Electrodialysis DC Power Supply (60V 800A)
Executive Summary
This 60V 800A DC power supply is engineered exclusively for demanding electrodialysis (ED) desalination and ion-exchange membrane purification processes. Unlike standard lab units from suppliers like Korad or Elektro-Automatik, this industrial high frequency rectifier factory solution delivers sustained full-rated output in harsh, continuous-duty environments. It provides precise, ripple-free DC to optimize ion migration across ED stacks, drastically reducing energy waste while protecting sensitive membranes from degradation. You get a purpose-built system, not a repurposed plating supply.
Part 1: Key Features & Engineering Highlights
– High-Frequency IGBT Topology: Reduces transformer size and weight while achieving a clean, low-ripple DC output (heavy-duty DC power supply price is minimized long-term through higher energy conversion efficiency).
– Robust Membrane Protection: Built-in overvoltage and reverse-voltage protection are hardwired to shut down instantly, preventing reverse EMF damage to electrodialysis stack membranes.
– Industrial-Grade Enclosure: IP54-rated sealed design handles humidity, salt spray, and vibration common in water treatment facilities.
– Programmable Output: Front-panel or remote control allows precise 60A to 800A current ramping to match feedwater conductivity changes.
Part 2: Technical Specifications

Part 3: Advanced Built-in Protection Systems
This unit goes beyond simple fuses and circuit breakers. A multistage protection matrix actively monitors every parameter: Overcurrent protection triggers in 1ms, overvoltage clamps at 63V to prevent semiconductor cascade failure, and reverse current sensors detect polarity faults from ED stack back-EMF, tripping the main contactor within microseconds. Phase loss detection on the AC input prevents single-phasing damage. An integrated NTC-based overtemperature sensor on the IGBT heat sink ramps down current output gradually, avoiding sudden shutdowns that could upset membrane equilibrium.
Part 4: Target Industrial Applications
This rectifier is purpose-built for continuous electrodialysis desalination of brackish water and EDTA regeneration in wastewater recovery. Other direct uses include chlor-alkali processing, copper foil electroforming, and hydrogen gas generation via water electrolysis. It also excels in ion-exchange membrane cleaning cycles, where controlled reverse polarity is required without manual rewiring.
Part 5: Customization and Tailored Engineering Services
As a dedicated IGBT rectifier manufacturer, we offer full custom engineering under one roof. Our factory can configure any custom current voltage rectifier from 1V to 1000V, 1A to 100,000A. Input can be single-phase 220V or three-phase 380V/480V/600V. Standard modules include: Process Timer (hours up to 99:59), Multi-Stage Profile Controller (up to 10 segments for batch ED), Ampere-Minute Integrator for precise charge tracking, Automatic Reverse Polarity control for membrane cleaning cycles, Soft-Start ramp (0-60 sec adjustable), and Pulse Functions (1-3000 Hz adjustability) for enhanced ion mobility. Remote connectivity via RS485 Modbus RTU, Ethernet IP, and 4-20mA analog. Contact our engineering team to map your specific ED stack configuration—no minimum order quantities.