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China Manufacturer Support HF-25KW Induction heating machine for
metal sheets, metal pipes, strips:
Induction Heating Machine:
Induction heating is a process which is used to bond, harden or
soften metals or other conductive materials. For modern
manufacturing processes, induction heating offers an attractive
combination of speed, consistency, control and energy efficiency.
The basic principles of induction heating have been understood and
applied to manufacturing since the 1920s. During World War II, the
technology developed rapidly to meet urgent wartime requirements
for a fast, reliable process to harden metal engine parts.
More recently, the focus on lean manufacturing techniques and
emphasis on improved quality control have led to a rediscovery of
induction technology, along with the development of precisely
controlled, all solid state induction power supplies.
How induction heating works?
When an alternating electrical current is applied to the primary of
a transformer, an alternating magnetic field is created. According
to Faraday's Law, if the secondary of the transformer is located
within the magnetic field, an electric current will be induced.
In a basic induction heating setup, a power supply sends an AC
current through an inductor (often a copper coil), and the part to
be heated (the workpiece) is placed inside the inductor. The
inductor serves as the transformer primary and the part to be
heated becomes a short circuit secondary. When a metal part is
placed within the inductor and enters the magnetic field,
circulating eddy currents are induced within the part.
Main characteristics:
1)Infineon IGBT module and Inverting technologies of third
generation been used; Higher reliability and lower maintenance
cost.
2) 100% Duty cycle, continuous working is allowed at maximum power
output.
3) Display of heating power and heating current and oscillating
frequency.
4) Simple to install, Installation can be done by unprofessional
person very easily;
5) Light weight
6 ) Advantages of the model with timer: the power and the operating
time of the heating period and the retain period can be
preset respectively, to realize a simple heating curve, this model
is suggested to use for batch production to improve the
repeatability;
7) The separated models are designed to fit the dirty surrounding
of some cases.
8)Heating time can set 1-999S also can set 0.1-99.9S.
9)Water pressure meter install the machine, can check water
pressure at the meter, easy to know whether your cooling system is
enough or not.
10) Energy Saving Up to 20-30% compare with SCR machine.
11) Soft Switch Technology And prefect Protection system( Over
Heat, Over Current, Under Voltage, Over Voltage, Phase Fail, Lack
Water) enhance Good Reliability.
12) 4 Different working modes:
P0: Means work at the manual, the machine will Sequential timing,
Timer 1 shows the heating time, Timer 2 shows working frequency,
when you Press, then the machine stop it. If use the Foot
Switch, Step On the Foot Switch not loose it, then the machine is
working, loose the foot switch, then the machine stop heating.
P1: Means Work at time we set it before heating, Timer 1: means
heating time( this is countdown count time, Timer 2: Display
Working Frequency. For example: If you set heating time 20S, the
machine will countdown count time, when finish 20S then stop the
machine automatically. If use the foot switch, Step on the
foot switch then loose is at once, the machine is working, when
finish the heating time that we set, then the machine stop it
automatically.
P2: 2 Sections Heating( Section 1 for heating, section
Technical parameters of the equipment:
| Type | HF-25AB/25A |
| Work Power | 3*380v/415v/440v/480v 50-60hz |
| The range of operating voltage | 340-430V AC |
| Output power | 25KW |
| Input current | 32A |
| Fluctuating frequency | 30-80khz |
| Timing (Heat time,Retain time,Cool time) | 1-99S |
| The flow rate of cooling water | 0.15 Mpa 9L/Min |
| Water temperature protection point | 40centidegree |
| Duty cycle | 100% (40degree room temperature) |
| Weight | Mainparts:42Kg |
| Size | Main Parts:640*280*550mm |