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  5 

4. ELECTRIC BLOCK DIAGRAM 

 

 

5. OPERATION CONTROL AND DESCRIPTION

 

 

Front control panel 

(see Figure 1) 

(1)  "

+" output terminal: 

To connect the electrode holder. 

(2) 

"-" output terminal:

 To connect the work clamp. 

(3) 

Welding current knob:

 To adjust the output current. 

(4) 

Power  LED:

  To  indicate  the  power.  Power  LED  on  indicates  that  the  power  switch  of  the 

machine is on. 

(5) 

Overheating  LED: 

To  indicate  overheating.  Overheating  LED  on  indicates  that  the 

temperature inside the machine is too high and the machine is under overheating protection 

status. 

(6) 

MMA/TIG switch:

 To toggle between MMA and TIG. 

 

Back control panel 

(see Figure 2) 

(7) 

Power input: 

Power input cable. 

(8) 

Power switch: 

Power ON/OFF switch. 

(9) 

Fan

 

Summary of Contents for ARC Series

Page 1: ...lative Chinese and international standards and they conform to the international safety standard IEC974 The design and technology adopted in these machines are under patent protection Please read and understand this manual carefully before the installation and operation of these machines 1 The contents of this manual may be revised without prior notice and without obligation 2 Although carefully c...

Page 2: ...nhalation of exhaust gas from welding Keep the working environment in good ventilation with exhaust or ventilation equipment when welding Arc radiation may damage eyes or burn skin Wear suitable welding masks and protective clothing to protect your eyes and body Use suitable masks or screens to protect spectators from harm Improper operation may cause fire or explosion Welding sparks may result in...

Page 3: ...g to the manual 2 GENERAL DESCRIPTION Advanced IGBT inverter technology High inverter frequency greatly reduces the volume and weight of the welder Great reduction in magnetic and resistance loss obviously enhances the welding efficiency and energy saving effect Switching frequency is beyond audiorange which almost eliminates noise pollution Leading control mode Advanced control technology meets v...

Page 4: ...duty cycle 30 40 30 40 30 40 Efficiency 85 85 85 85 85 85 Efficiency 85 85 85 Power factor 0 70 0 70 0 70 0 72 0 70 0 70 Power factor 0 72 0 70 0 70 Protection class IP21S IP21S IP21S IP21S IP21S IP21S Protection class IP21S IP21S IP21S Insulation class F F F F F F Insulation class F F F Size mm 268 120 198 268 120 198 313 145 220 313 145 220 Weight Kg 4 1 4 7 5 2 5 8 Weight Kg 5 8kg Rated input v...

Page 5: ...urrent 4 Power LED To indicate the power Power LED on indicates that the power switch of the machine is on 5 Overheating LED To indicate overheating Overheating LED on indicates that the temperature inside the machine is too high and the machine is under overheating protection status 6 MMA TIG switch To toggle between MMA and TIG Back control panel see Figure 2 7 Power input Power input cable 8 Po...

Page 6: ...pose The connection as mentioned above in 6 1 4 and 6 1 5 is DCEP connection Operator can choose DCEN connection according to workpiece and electrode application requirement Generally DCEP connection is recommended for basic electrode while no special requirement for acid electrode 6 2 Operation method 1 After being installed according to the above method and the power switch being switched on the...

Page 7: ...ielded arc welding should be operated in environment without strong airflow 2 Safety Tips Over current over voltage over heating protection circuit is installed in this machine If the input voltage or the output current is too high or machine inside temperature over heating inside the machine will stop automatically However excessive use e g too high voltage of machine may also damage machine so p...

Page 8: ...ding machine 1 Check periodically whether inner circuit connection is ok esp plugs Tighten the loose connection If there is oxidization remove it with sandpaper and then reconnect table This machine is of automatic voltage compensation which enables the maintaining of the voltage range within the given range In case that the input voltage exceeds the stipulated value it would possibly damage the c...

Page 9: ...erheating LED is on a The machine is under over heating protection status It can recover automatically after the welding machine is cooled b Check if the thermal switch is ok Replace it if damaged The electrode holder becomes very hot The rated current of the electrode holder is smaller than its actual working current Replace it with a bigger rated current Excessive spatter in MMA welding The outp...

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