IGBT RECTIFIERS
Overview
RELIABLE’S IGBT-based rectifiers are engineered to cater to a wide range of industrial applications. By leveraging advanced Insulated-Gate Bipolar Transistor (IGBT) technology, these rectifiers utilize high-frequency switching and pulse-width modulation (PWM) for superior voltage and current regulation. Compared to traditional Silicon Controlled Rectifiers (SCRs) with phase shift technology, IGBT-based rectifiers are:
- Smaller in size and lighter in weight
- More energy efficient
- Cost-effective, providing exceptional performance at reduced operational cost
This makes them the ideal choice for industries requiring compact, highperformance, and efficient DC power solutions.
ApplicationFields
Electrochemical Processes
- Plating
- Anodizing
- Electropolishing
- Electrolysis
- Electrowinning
- Electrorefining
- Cathode Electrodeposition (C.E.D. Coating)Tinning
- Electronic Cleaning
- Pickling
- Surface Coloring
- Cathode Protection
Heating Applications
- Inductive Heating
- DC Heating
- Single-Phase AC Heating
Water Treatment
- Wastewater Treatment
- Seawater Treatment
Technical Specifications
| Parameter | Details |
| Input Voltage | 3 Phase, AC 380V, 480V, 415V, 220V +10%, 50-60Hz |
| Output DC Voltage | Up to 400V |
| Output DC Current | Up to 20,000 Amps |
| Protection Class | IP31 (optional: up to IP44) |
| Efficiency | >90% at rated output |
| Power Factor | >0.93 at rated output |
| Ambient Temperature | Max. 50°C (Water Cooling); Max. 40°C (Forced Air Cooling) |
| Cooling Options | Water or Forced Air Cooling |
| Regulation Range | Stepless, 0-100% |
| Control Precision | Voltage/Current < 0.5% |
| Duty Ratio | Continuous operation at rated loads, up to 2000m altitude |
| Control Mode | Constant Current/Voltage/Power (AHM) |
| Operation Mode | Local/Remote |
| Relative Humidity | 15%-85% RH |
| Interface | RS485, RS232, MODBUS TCP, Profibus-DP, Profinet, Analog (0-10V, 4-20mA) |
| Parallel Connection | No Limit |
| HMI Options | Touch Panel or Digital Meters/ Buttons |
Protection Features
RELIABLE’S IGBT-based rectifiers come with robust protection features to ensure safe and reliable operation under diverse conditions:
- Overheat Protection
- Output Overvoltage/Undervoltage Protection
- Output Overcurrent Protection
- Output Short-Circuit Protection
- Cooling Water Pressure Monitoring (Single Phase Protection)
Key Benefits
- 1. Compact Design: Space-saving and lightweight construction for easy installation.
- 2. High Efficiency: Operates at ≥90% efficiency, reducing energy consumption and operational costs.
- 3. Advanced Control: Precise regulation of voltage and current for optimal performance.
- 4. Durable Build: Designed for continuous operation in demanding industrial environments.
- 5. Versatile Interface: Multiple connectivity options for seamless integration into automated systems.
Applications in Focus
Electroplating and Anodizing:
Achieve uniform and high-quality surface finishes with accurate and stable DC power.
Heating Solutions:
Optimal for inductive and DC heating applications, ensuring efficient thermal performance.
Water Treatment:
Reliable and efficient power supplies for wastewater and seawater treatment systems.