Electrical specifications of the product

1. Rated voltage frequency: AC 380V/50Hz
2. Voltage adaptation range: 310V~450V
3. Rated power: 20KW, 30KW, 40KW, 50KW, 60KW, 80KW, 100KW(power adjustable range 20~100%)

Adaptability to the environment

1. Temperature: -20°C~;50℃
2. Humidity: ≤95%

Basic performance overview

1. Voltage and power characteristics: 310~450V constant power output;
2. Thermal conversion efficiency≥95%;
3. IGBT superheat holding temperature: 85±5°C;
4. Working frequency: 5~40KHz;
5. Adopting industrial-grade high-reliability AVR microcontroller, industrial-grade stable half-bridge/full-bridge control technology, there are two types of half-bridge 20KW and 30KW, and seven models of full-bridge are 20KW, 30KW, 40KW, 50KW, 60KW, 80KW and 100KW, which are suitable for different applications
6. Using the latest third-generation digital processing platform in China, embedded 32-bit processing system, all-digital phase-shifting PWM modulation technology, IGBT works in zero voltage turn-on and zero current shutdown state, effectively reducing the impact and loss of IGBT, faster protection, more stable equipment, and revolutionizing the problem of blowing up the machine that has plagued users for a long time
7. The digital stepless adjustment realizes 20%~100% linear adjustable power, and is also compatible with 0~5VDC and 4~20mA analog PID control power outputto ensure more accurate and stable temperature control
8. The RS485 communication interface is added, and the modbus RTU efficient data transmission technology is adopted, which can realize the remote centralized control and management of the controller, which can meet the requirements and needs of customers at a higher level
9. Add 2 load temperature detection interfaces, connect thermistors, detect temperature range 0~150°C, accuracy up to ±1°C;
10. Using the open application platform, customers can automatically measure the working frequency, input current, coil output current,IGBT temperature, PWM phase difference and other parameters through the digital programming display, and can also set various application parameters according to the need, which is convenient for installation and debugging, and even secondary development and application (please refer to the display operation instructions later for specific setting operations).；
11. It has a fully electrically isolated soft start heating/stop mode control interface, which is easy to connect with the thermostat for control, and the start and power rise time is <1S, which is faster than peers;
12. Using imported high-speed DC cooling fans, the full-bridge 30KW, 40KW, 50KW, 60KW, 80KW and 100KW can be made into a domestic original "water cooling + air cooling" dual heat dissipation system, the heat dissipation effect is stronger, and the equipment operation is more stable and safer
13. It has the protection functions of heating coil short circuit, open circuit, power supply phase loss, overheating, overcurrent, overvoltage, etc.,130% overload and no-load instantaneous protection function, protection response time ≤2uS, more complete functions, faster protection speed;
14. You can set 1~255 days of running time, automatic shutdown after the timer, you must enter the password to start the machine, the user can set and modify the password at will, effectively overcome the problem of difficult to collect the project money;
15. Using the domestic original coil intelligent identification technology, it automatically detects the coil parameters and adjusts the output power to achieve the best state, and the coil has wide compatibility, which can be compatible with the same model products of other companies;
16. Strong anti-interference ability, soft start, high reliability and electrical isolation, can control multiple controllers to start/stop at the same time on the same heating element without interfering with each other;
17. The original imported Infineon IGBT module of the world's famous brand is adopted, and the imported special IGBT module driver is used to ensure the continuous safe and stable operation of the equipment for a long time;
18. Industrial-grade components, 100% tested by high temperature aging, to ensure long-term continuous and reliable work in 50°C industrial environment for 24 hours, service life ≥ 50000Hrs;
19. The product comes standard with the following equipment: chassis, radiator and high-speed DC cooling fan integration, display, industrial indicator with space plug, R/S soft start space plug;

Advantages of the company's products

1. The power supply adopts a wide voltage design, 310V~450V constant power output, especially suitable for the occasion of large grid voltage fluctuations;
2. Using the original imported Infineon IGBT module half-bridge/full-bridge control technology, the product quality is more stable, the anti-interference ability is stronger, suitable for commercial/industrial long-term continuous work, and theproduct start-up time and control reflection speed is faster than peers, and the temperature control is more accurate
3. It adopts the latest third-generation digital processing platform technology, embedded 32-bit processing system, all-digital phase-shifting PWM modulation technology, digital stepless adjustment power of 20~100%, and increases PID interface control function, input 0~5VDC to control the power output, so that the heating temperature control is more accurate and stable, and is more suitable for the production of various heating equipment
4. The RS485 communication interface is added, and the modbus RTU efficient data transmission technology is adopted, which can realize the remote centralized control and management of the controller, which can meet the requirements and needs of customers at a higher level
5. The built-in digital programming display can automatically measure the working current, working frequency, IGBT temperature, PWM parameters, and can also set the working time and password lock, that is, when the time comes, the controller will automatically stop working and must enter the password to restart, which is especially suitable for the promotion of electromagnetic heating energy-saving transformation to prevent difficulties and disputes in collecting payments;
6. The product adopts an open application platform, and customers can set various parameters through the programming display, which is more suitable for the supporting production of various equipment, as well as the secondary development and application of the system;
7. It has perfect protection functions such as short circuit, open circuit, phase loss, overheating, overcurrent, overvoltage, etc.,to ensure that the product does not burn the plate when working continuously for a long time, with more complete functions and faster protection speed
8. Using the domestic original coil intelligent identification technology, it automatically detects the coil parameters and adjusts the output power to achieve the best state, and the coil has wide compatibility, which can be compatible with and replace the same model products of other companies;
9. The introduction of advanced production technology from Japan, the product has undergone strict functional testing and high-temperature aging test before leaving the factory to ensure that the product works continuously and reliably for 24 hours in a 50°C industrial environment for a long time, and theservice life is ≥ 50000Hrs

System wiring description and schematic diagram

1. An external working indicator is always on when it is working normally, and the working indicator is flashing when it is in the state of stopping work or protection
2. R/S is a soft-start interface that controls the controller to start/stop, working when it is in a short circuit and stopping when it is disconnected.
3. Three-phase electricity R, S, T are 380V power input, L1 and L2 are output terminals connected to heating coils (such as controller wiring diagram);
4. Coil reference parameters: (Please refer to the comparison table below for details).

Digital full-bridge 20KW: mica wrapped glass fiber braided high-temperature cable, cross-section national standard 10mm² inductance is 250~300uH, approximate length: 50~55m (excluding lead length), the thickness of the insulation cotton is required to be about: tubular coil 20~30mm, flat coil: 10~15mm, rated working current: 27~30A, frequency: 10K~20KHZ.

Digital full bridge 20KW electromagnetic heating controller, imported 100A IGBT module, built-in digital display and password setting.