HUAYUAN LGK-200IGBT, Руководство пользователя, Страница: 9 / 26


It is forbidden to inhale harmful gases.
The fumes and gases produced during cutting is hazardous to health. Please wear protective shields and
install aerator according to related rules and regulations of labor protection.

Cutting cannot proceed in closed container.

The work-piece just after being cut is at high temperature. Please prevent from scald.

Protective gas cylinder and air compressor must be placed in a fixed position and prevented from collision.

Cutter and cutting place should be far away from flammable materials.

Prevent foreign bodies from entering inside the machine. And protect the cable from sharp materials.

Protect the machine from fall or collision.
In case of fall or collision, it can be used only after professional checking.

In the surface or inside of the cutting work-piece, there should be no flammable and explosive materials or
chemical materials harmful to human.

Installation and repair person must have state-authorized electrician operation certificate.

Cutting operation person should read this manual carefully and know the operation method well.
Working Environment Requirements
Environmental condition

Please use the machine in a clear place without any of dust, corrosive gas and inflammables and explosives; Do
not use it in open air and rain;

Required air relative humidity should ≤90
％
(at 20
℃
)
，
40
℃
≤50
％
(at 40
℃
)
；

Environment temperature range should be at-10
℃～
40
℃
;

The coolant liquid cannot be frozen when use;

Any metal materials cannot be put on or insider the power source;

Keep the machine away from the wall of some other closure things at least 30cm, two machines distance at least
30cm.

Use it under altitude lower than 1000m.
Power supply condition

Power supply
：
3
～
380V/50Hz
；

Voltage fluctuation range
＜
±10%
；

Frequency fluctuation range
＜
±1%
；

Unbalance rate of three phase voltage
＜
±5%
；

When use engine generator: the output power of the generator have to be 2 times higher than the rated power
of the plasma power source, with compensating coil;
Technical parameters
Main technical parameters
Item Parameter
Rated input voltage 3
～
380/415V 50/60Hz
Rated input capacity 46.7kVA
Rated output current 200A
Rated output voltage 160V
Rated duty cycle 100%
Non-load voltage 315VDC