Product Overview
This High Power Medium Frequency Power Supply adopts intelligent DSP digital control development, mainly used for medium frequency induction heating. It covers metal smelting, forging heating, workpiece penetration heat treatment and other large-load industrial production scenarios. The product completes standardized design on control circuit, running regulation, safety protection and cabinet structure. Full digital system optimizes overall running stability, as mainstream supporting power equipment for industrial induction heating processing.


Advantages of Core Control System
Highly Integrated Digital Circuit
Full integrated control wiring is configured, digitalization proportion exceeds 90%. DSP chip finishes overall data calculation and instruction output. Compared with traditional discrete component control circuit, wiring is simplified and fault points are reduced.
Dual Closed-Loop Operation Regulation
The whole system is equipped with dual closed-loop adjustment, which can switch between constant voltage and constant current two working modes. It keeps stable output of voltage or current for different material workpieces and different processing procedures, applicable to continuous mass production of various products.
Dedicated Inverter Control Scheme
Inverter trigger system uses constant reverse voltage time control, allowing the power supply to run under high power factor steadily. Inverter main loop installs exclusive current limiting module and pulse trigger module, ensuring stable equipment operation and lowering parts damage risk under high-power working status.
High Success Rate Startup Logic
The startup process is preset as discharging first then tracking load inherent frequency. Optimized startup program raises startup success rate under complex conditions like cold furnace and variable load, avoiding production halt caused by failed startup.
Full-Range Safety Protection Configuration
Complete protection circuits are built in, including overcurrent, overvoltage, missing phase, overload, overtemperature, low water pressure, earth fault and frequency tracking unlock protection. Imported optical fiber is applied for signal transmission to realize fast and sensitive protection action. The related circuit will be cut off immediately once abnormal occurs to avoid component breakdown and safety risks during heavy-load operation.
Product details






Water Cooling and Cabinet Structural Design
Water Cooling Pipeline Assembly
All cooling pipelines connect with brass quick coupling water nozzles. No complicated special tools are needed for pipeline dismounting and installation, improving efficiency of later maintenance, component replacement and pipeline refitting for frequently maintained high-power equipment.
Separated Strong & Weak Current Cabinet Structure
Unique double-door layout physically divides low-voltage control area and high-voltage strong current area. It blocks electromagnetic interference from strong current to control circuit, preventing program disorder and parameter offset and improving reliability of long-time continuous running.
Application Fields
As mature High Power Medium Frequency Power Supply, it is widely applied in ferrous & non-ferrous metal smelting, bar stock forging heating, steel pipe quenching & tempering heat treatment, standard part hot forging and other metal processing industries, matching power supply for single large-power machine and multi-station automatic production lines.


Regarding us
1. Yuantuo owns proprietary intellectual property in parallel and series resonance intelligent control technology. All units adopt full-touch digital control interface, reaching advanced domestic technical standards.
2. Our seasoned engineering team develops customized systematic solutions. Production procedures fully follow national standards GB/T10067.3-2015 and GB/T5959.13-2008 throughout manufacturing.
3. We implement digital-oriented after-sales service based on refined service management:
- Our overall service capacity keeps three years ahead of mainstream industry level;
- Two-tier technical guarantee consisting of field service engineers and senior technical experts;
- Complimentary professional training for clients' equipment operators and maintenance staff;
- Field support arrives within 24 hours after receiving customer service notification;
- Extra customized services can be arranged to satisfy unique project demands.




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