• 2.5kW/3kW Small Plastic Mechanical Induction Heater
  • 2.5kW/3kW Small Plastic Mechanical Induction Heater
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2.5kW/3kW Small Plastic Mechanical Induction Heater

  • Jonson
  • Guangdong Province, China
  • 2024
The 2.5KW / 220V all-digital inductionheating controller is a major improvement for Jonson induction 15-year-old traditional half-bridge circuit. It has carefully developed energy-saving heaters specifically for injection molding machines and small plastic machinery.The circuit adopts full digital control and dual-core half-bridge driving structure. It has the characteristics of integration, intelligence, simple and convenient installation and debugging, and flexible control.It is an ideal product for injection molding machine, energy saving transformation of small plastic machinery and equipment, and heating equipment heating.

Basic performance parameters of 2.5KW induction heater

NamePerformance parameter

rated power:Single-phase 2.5KW

Rated input current:10-11(A)

Rated output current:100-150(A)

Rated voltage frequency:AC 220V/50Hz

Voltage adaptation range:100V ~ 260V, constant power output at 210 ~ 260V

Adapt to ambient temperature:-20ºC~50ºC

Adapt to environmental humidity:≤95%

Power adjustment range:20% ~ 100% stepless adjustment(That is: adjustment between 0.5 ~ 2.5KW)

Heat conversion efficiency:≥95%

Effective power:≥98%(Can be customized according to user needs)

working frequency:5~40KHz

Main circuit structure:Half-bridge series resonance

Control System:DSP-based high-speed automatic phase-locking tracking control system

Application mode:Open application platform

monitor:Programmable digital display

start time:<1S

Instantaneous overcurrent protection time:≤2US

Power overload protection:130% instantaneous protection

Soft start mode:1,Fully electrically isolated soft start heating / stop mode

2,With 12V and 24V input start / stop mode

Support PID adjustment power:Identify 0-5V input voltage

Support 0 ~ 1000 ºC load temperature detection:Accuracy up to ± 1 ºC

Adaptive coil parameters:2.5KW  4 square line, length 23m, inductance 100 ~ 150uH

Coil to load distance(Thermal insulation thickness):20-25mm for circle, 15-20mm for plane, 10-15mm for ellipse and within 10 mm for super ellipse


Induction Heater: The Future of High-Efficiency Heating

Traditional heating methods like gas and electric heaters can be expensive, inefficient, and harmful to the environment. However, there's a new heating technology that is gaining popularity because of its high efficiency and eco-friendliness: induction heating.

Induction heating is a process in which an electric current is used to create a magnetic field, which then generates heat. It's used in a variety of applications, including metalworking, welding, and cooking. Induction heaters are now becoming popular for home and industrial heating, for a number of reasons:

Energy efficiency - Induction heaters are highly efficient in converting electrical energy into heat. They can heat up faster and use less energy than conventional heating methods.

Ecofriendly - Induction heaters create heat through an electromagnetic field, which means that they produce no harmful emissions. They are a clean and safe heating option for those who are environmentally conscious.

Fast and even heating - The induction heating process creates heat directly within the material being heated, rather than heating the air around it. This means that the heat is more evenly distributed and that there are no hot or cold spots.

Safe and easy to use - Induction heaters are designed with safety in mind. They have safety features that prevent overheating, and they cool down quickly after use. They are also easy to use and maintain.

With all these benefits, it's easy to see why induction heaters are taking over the heating industry. They are perfect for a variety of applications, including home heating, industrial processes, and cooking. Let's take a closer look at some of the specific advantages of induction heating.

Home heating - Induction heaters are perfect for home use because they are efficient, fast, and safe. They can be used to heat individual rooms or entire homes, and they work well for both new and existing homes. They are also compact and easy to install, so they don't take up too much space.

Industrial processes - Induction heating is ideal for industrial processes because it saves time and money. It can be used for tasks like annealing, brazing, forging, and melting, and it produces consistent results every time. It's also a cost-effective option because it uses less energy than traditional heating methods.

Cooking - Induction cooktops are becoming increasingly popular because they are fast, efficient, and safe. They heat up quickly and use less energy than gas or electric cooktops, and they are easy to clean. They are also safer because they don't produce an open flame, and they cool down quickly after use.

In conclusion, induction heaters are the future of high-efficiency heating. They are energy-efficient, eco-friendly, fast, safe, and easy to use. They are perfect for home heating, industrial processes, and cooking, and they are quickly becoming the preferred heating method for people around the world. So, whether you're looking to save money on your energy bills, reduce your carbon footprint, or just heat your home more efficiently, an induction heater is the perfect solution.

mechanical induction heater

Induction Heating

The control board of induction devices has been specially designed to save energy in the heating needs of injection molding, extrusion machines and cable production machines as a result of 15 years of R&D.

After the installation of the product, injection molding machine etc. Energy savings of 30% to 80% will be achieved in the electrical energy required to heat the such devices. Therefore, induction heating devices are ideal heating equipment especially for specified machines.

Is your heating process costly and spends a lot of energy?

small induction heater

Heat losses and inconsistent application of heat cause product quality to decrease, unit costs to increase and profit to be consumed. Energy cost is one of the most important expense items in the production. In this regard, the most economical products are produced with the correct energy application.

Induction heating focuses energy only on the area of the part you want to heat. Since energy is transferred directly from the coil to your material, there is no heating loss, such as no flame or air, therefore the induction heating will increase your heat treatment efficiency. As seen in the energy comparison above, 2.5 KW induction heater is used to heat the material that saves at least 30% energy saving compared to the application of 2.5 KW conventional resistance heater。

Can Induction Heating Improve Your Process Heating?

If your process matches well with induction heating, induction heating can increase your efficiency and safety, saving energy. However, not every application is suitable for induction heating. In processes that do not take advantage of the primary benefits of induction heating, such as sensitivity and thermal insulation, this heating is not recommended.

How to Design a Coil in Induction Heating?

plastic induction heater

 Induction heating has been used for decades in the manufacturing industry, as this type of heating ensures wireless transmission of energy to any conductive material, so it is possible to heat a sample without direct contact with the heater.

In induction heating, the sample is placed in a magnetic field that is released thousands of times per second, the power transmitted depends on the electrical conductivity and the magnetic properties of the material.

We can assist you with material selection, coil design and parameters such as frequency and magnetic field amplitude. In detail, we can help you with the following activities

• Optimization of the power and homogeneity of the magnetic field

• Frequency and amplitude selection

• Coil design, shape, diameters, length

• Material selection

mechanical induction heater

small induction heater

plastic induction heater

mechanical induction heater

small induction heater

plastic induction heater

l.Connect power line

2. Pick up power supply Zero line

3. Pick uplinering

4. Pick uplinering

5.60A high-current Fairchild IGBT forms a half-bridge main circuit structure

6. CLC power supply wave-constructing structure, effectively suppressing 

harmonic interference power supply

7. Connect to a programmable digital display

8. Digital control system based on AVR microprocessor

9. External 12 working indicator, always on when working, flashing when not working. 

10. Load detection temperature interface, connected to the thermistor, maximum detection temperature ℃, accuracy up to t 1℃

11. IGBT temperature sensor interface

12, Adjust the power potentiometer. When PID adjustment is needed, Remove the potentiometer and connect another one

Two-pin socket, External 0-5V control can realize PID power adjustment function


14. Fault indicator interface, off during normal operation, flashing when the fault occurs

15. Work indicator interface, always on when working normally, not on when not working

16. Power indicator port, always on when power is on

17. Soft start connection, generally closed start, open stop, this terminal is connected to the output of the thermostat

18. The factory default is short-circuited, short-circuited Be sure to unplug

19. External power 12 or 24V start interface, please refer to Chapter 3, please pay attention to the voltage direction when using this function

mechanical induction heater

small induction heater

plastic induction heater

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