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HUAYUAN LG-125HA, Manual Instruction

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HUAYUAN LG-125HA Manual Instruction Download Page 15

                                                                                                                                                     

                            

 9 

 

Figure 6 Principal block diagram 

 

List of some common Components

 

 

No. 

Code  

Name  

Model  

Remarks  

1 

V1 

Rectifier bridge module 

MDS100-12 

 

2 

V2

、

V3 

IGBT module 

2MBI100VA-120-50 

 

3 

V4

～

V9 

Diode module 

DBA200UA60 

 

4 

TA1

、

TA2 

Hall sensor  

HAS 100-S/SP50 

 

5 

QF1 

Air switch  

DZ47-63/3P D63 

 

6 

R5 

Resistance  

RXG7-10Ω/50W 

 

7 

YV1

、

YV2 

Gas valve  

DF2-2

（

3

）

-B/AC36V 

 

8 

EV1 

Cooling fan 

200FZY6-S 

 

9 

RP1 

Potential-meter  

B502 

 

10 

KT1 

Temperature  Potential-

meter  

JUC-6F-75

℃

 always close 

 

11 

BP1 

Pressure controller 

YKC 0.2/0.15 

 

12 

AP1 

Main control board 

LGK7-AP1 

 

13 

AP2 

Driving board 

LGK7-AP2 

 

14 

AP3 

High frequency board  

HFAP1-A3 

 

15 

AP5 

 Arc starting board 

PK06-A1 

 

Summary of Contents for LG-125HA

Page 1: ...LG 125HA PLASMA CUTTING MACHINE MANUAL INSTRUCTION PLEASE READ IT CAREFULLY BEFORE OPERATION...

Page 2: ...3 The shield rank of this series of cutter is IP21S so working in rain is not suitable 4 The cutter has external static characteristic with rated duty cycle 100 which means the machine can work contin...

Page 3: ...ck 2 Arc Use an arc welding mask to protect your eyes and skin from sparks and the rays of the arc pay special attention to the filter glass which must be conformable to the national standard Use clot...

Page 4: ...safeguard equipment machine cover and devices are all in a good condition Be sure that arms clothes and all the tools do not touch all the moving and rotating components including V belt gear and fan...

Page 5: ...emind people passing by at any moment Do not move the hoist too fast 10 Noise HUAYUAN Welding Machine Manufacture reminds users Noise beyond the limit over 80 db can cause injury to vision heart and a...

Page 6: ...3 Static External Characteristic Curve Figure 1 3 4 Panel and functions 4 5 System constitute 5 5 1 Some Necessary Equipment Of Cutting 5 5 2 The cutting system connection please see the figure 3 5 6...

Page 7: ...atic machine cutting Stable cutting current immunity to the voltage fluctuation 100 rated duty cycle which ensures the machine can work at the maximum current without stopping Protection function of o...

Page 8: ...f dust corrosive gas and inflammables and explosives Do not use it in open air and rain 2 Required air relative humidity should 90 at 20 40 50 at 40 3 Environment temperature range should be at 10 40...

Page 9: ...maximum cutting capacity low carbon steel mm 38 300mm min Insulation grade F Cooling mode Air cooling Protection grade IP21S Dimension L W H mm 670 320 600 Power source net weight kg 49 3 2 Plasma gas...

Page 10: ...witch when pressed on gas checking the gas valve open to check the gas flow when pressed on cutting the valved will be controlled automatically 9 Cutting mode switch when pressed on cutting it cuts me...

Page 11: ...ntrolled by one group of switches 19 The protection grounding terminal to connect the protection grounding cables 5 System constitute LG 125HA is constituted by one LG 125HA plasma power source and a...

Page 12: ...onal area of copper grounding cable mm 2 4 6 The air break capacity A 63 The fuse capacity A 80 7 The installation of power supply cable Firstly cut off the power then connect the power cable with the...

Page 13: ...e function of pressure regulating filter please check the figure 5 Figure 5 The pressed air must accord with the requirement as in of 2 connect the air hose with the inlet valve on plasma The operatio...

Page 14: ...ator lights on panel only if same as the below table the machine can cut Indicator light Power Gas pressure Overload Input fault Status Light on Light on Light off Light off 5 Start cutting at the edg...

Page 15: ...Hall sensor HAS 100 S SP50 5 QF1 Air switch DZ47 63 3P D63 6 R5 Resistance RXG7 10 50W 7 YV1 YV2 Gas valve DF2 2 3 B AC36V 8 EV1 Cooling fan 200FZY6 S 9 RP1 Potential meter B502 10 KT1 Temperature Pot...

Page 16: ...working 9 Maintenance 1 The machine should not be used or store in the sun 2 The machine should not be used or store in the wet 3 The air hole should not be covered when using 4 The cover should be o...

Page 17: ...ply voltage 4 No arc striking or arc stops when cutting the over heating indicator lights on 1 Environmental temperature is too high 2 The cooling fan is broken 3 The temperature relay is damaged 1 St...

Page 18: ...ece 1 Adjust the gas pressure 2 Adjust to a proper 2 5mm distance 11 Accessories No Choose Name Qty 1 LG 125HA power source 1 2 QFK C1arc striking ignition 1 3 General controlling cables 1 4 Cutting t...

Page 19: ...11 18 12 72 73 75 76 74 22 23 25 24 AP2 60 62 62 60 59 61 53 52 16 17 50 15 AP1 68 17 15 V 11 0V 36 V 40 41 42 R P1 5K V5 V6 13 BP1 58 57 HL3 HL2 54 55 51 63 64 13 71 C 8 C 9 27 AP4 TC 2 38 0V 41 5V L...

Page 20: ...ges in the manual instruction forgive not to inform separately Chengdu Huayuan Electric equipment Co Ltd Address Wuhou National Science Park Chengdu China Postcode 610045 Telephone 0086 28 85744098 Fa...

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