Key Features & Engineering Highlights
– High-efficiency amorphous core transformer design delivers up to 92% energy conversion, reducing operational costs and transformer heat buildup for continuous strip tinning and matte tin process applications.
– Modular parallel architecture allows scalable output up to 2500A, ideal for heavy-duty DC power supply price-sensitive buyers seeking reliable industrial high frequency rectifier factory solutions.
– Precision 12V DC output with ±0.5% voltage regulation ensures consistent plating thickness for PCB busbar plating and other critical electroplating tasks.
– Air-cooled system eliminates water cooling maintenance, lowering total cost of ownership while maintaining stable performance in demanding shop environments.
– Digital RS485 Modbus RTU interface enables seamless integration with PLCs and SCADA systems for automated process control in custom current voltage rectifier applications.
Technical Specifications Table
| Model | GH-12V2500A-TIN |
| Input Voltage | 3-Phase 380V AC ±10% 50/60Hz |
| Output Voltage Range | 0–12V DC continuously adjustable |
| Output Current Range | 0–2500A DC continuously adjustable |
| Output Ripple | Less than 1% RMS at full load |
| Efficiency | Greater than 90% at rated output |
| Cooling Method | Forced air cooling with temperature-controlled fans |
| Protection Class | IP20 (indoor use) |
| Operating Temperature | 0°C to 45°C |
| Dimensions (W x D x H) | 600mm x 800mm x 1200mm |
| Weight | Approximately 180kg |
| Communication Interface | RS485 Modbus RTU, Ethernet, 4-20mA analog |
Advanced Built-in Protection Systems
– Overcurrent protection with automatic shutdown prevents damage to rectifier and load during short circuits or overload events.
– Overvoltage protection clamps output to safe levels, safeguarding sensitive plating baths and workpieces.
– Overtemperature protection with thermal sensors and fan speed control ensures reliable operation in high-ambient conditions.
– Phase loss and input voltage monitoring guards against mains irregularities common in industrial environments.
– Soft-start ramp-up function reduces inrush current and mechanical stress on transformer and busbars.
Target Industrial Applications
– Continuous strip tinning lines for steel sheet and wire
– Matte tin process for electronic components and connectors
– PCB busbar plating for high-current circuit boards
– Precious metal plating such as gold, silver, and palladium
– Hard anodizing of aluminum alloys for aerospace and automotive parts
– Electrowinning of copper, zinc, and other base metals
– Zinc and nickel electroplating for corrosion protection
– Pulse plating for improved deposit density and uniformity
Customization and Tailored Engineering Services
GAOHUI offers fully customizable solutions with output voltage from 1V to 1000V and output current from 1A to 100,000A, all AC input to DC output only. We engineer custom functional modules including Digital Process Timer for precise bath exposure, Multi-Stage Programmable Profile Control for complex deposition sequences, Ampere-Minute Integrator for accurate plating thickness, Automatic Reverse Polarity for enhanced deposit quality, and Soft-Start Ramp-Up to protect delicate workpieces. Local control is available via push-button or HMI touch screen, while remote control supports RS485 Modbus RTU, Ethernet, and 4-20mA interfaces. Pulse functions offer adjustable duty cycle from 1% to 100% and frequency from 1Hz to 3000Hz, enabling advanced pulse plating techniques for superior results. As an IGBT rectifier manufacturer, we deliver industrial high frequency rectifier factory solutions tailored to your specific process requirements at competitive heavy-duty DC power supply prices.
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