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USER'S MANUAL

MMA SERIES WELDING MACHINE

SMART WELDER MMA 140-160-170-

180-200

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Summary of Contents for Smart Welder MMA 140

Page 1: ...USER S MANUAL MMA SERIES WELDING MACHINE SMART WELDER MMA 140 160 170 180 200...

Page 2: ...REVISION 2016 03 30...

Page 3: ...ause hurt or property lose if it is not followed The words after this sign means there is potential risk which may cause equipment fault or break if it is not followed Version Version YF TAE 0013 A3 R...

Page 4: ......

Page 5: ...ata 9 3 Installation 11 4 Operation 13 4 1 Structure 13 4 2 Operation instruction 15 4 3 Welding environment and safety 15 4 4 Welding problems and resolution 16 5 Daily maintenance and checking 17 6...

Page 6: ...2014 30 EU EMC 2002 95 RoHs and with the instructions contained in the harmonized standard if applicable EN 60974 1 EN 60974 2 EN 60974 3 EN 60974 5 EN 60974 7 EN 60974 10 EN 60974 12 Date 30 03 2016...

Page 7: ...cause choke Spark and hot workpiece after welding may cause fire Bad connected cable may cause fire Uncompleted connection of workpiece side circuit may cause fire Never weld on the case of tinder stu...

Page 8: ...ction Never use the device when the enclosure is removed Never use broken or wet insulation gloves Use firenet when work at high position Check and maintain regularly don t use it until the broken par...

Page 9: ...relative parts Never put the cylinder under high temperature or sunshine environment Keep your face away from the gas cylinder exit when opening it Put on the gas shield when it is not used Never put...

Page 10: ...quipment c Computer and other control equipments d Safety recognition equipment etc Such as supervise of industrial equipments e Health of people around Such as personnel using the heart pacemaker or...

Page 11: ...t dynamic characteristics and it can even adjust the characteristics to make arc softer or harder Under MMA mode the machine has slope characteristic The welding current push current and heat arc init...

Page 12: ...Rated input current A 23 5 28 Output current adjustment A 15 140 15 160 Output voltage V 20 6 25 6 20 6 26 4 No load voltage V 92 92 Duty cycle 40 20 20 Power factor 0 73 0 73 Efficiency 85 85 Insula...

Page 13: ...A 31 31 34 Output current adjustment A 20 170 20 180 20 200 Output voltage V 20 8 26 8 20 8 27 2 20 8 28 No load voltage V 62 63 63 Power factor 20 20 20 Duty cycle 40 0 73 0 73 0 73 Efficiency 85 85...

Page 14: ...machine and fasten it clockwise tightly b Connect the quick plug at one end of the cable into the socket of the machine and fasten it clockwise the other end clamps the workpiece c Please pay attenti...

Page 15: ...case and matal and plastic case Following with these two kinds of Installation diagrams Metal case Metal and plastic case 13 Power Supply 1 phase AC230V Earth clamp Electrode holder Workpiece Power Su...

Page 16: ...4 Operation 4 1 Panel layout Front Panel Layout a Metal case b Metal and plastic case 14...

Page 17: ...Back Panel a Metal case MMA 140 160 MMA 170 180 200 15...

Page 18: ...oundings The air humidity level should not be higher than 90 b The temperature should be between 10 C to 40 C c Don t use the welding machines in sunshine or rain Keep it off water d Don t use the mac...

Page 19: ...machine a screw for earth connecting would be found It must be ground connected with cable whose section is bigger than 6mm2 before operation to avoid accidents caused by static or electricity leak 4...

Page 20: ...sand paper and connect again d Prevent water from entering into the machine and prevent the machine from getting moist If any blow and dry Measure the insulation with megohmmeter to make sure it is qu...

Page 21: ...r is loosen Whether the outer shell or other connect parts are loosen CABLE Position Checking keys Remarks Output cable Wearing out of the cable insulated material Cable connecting head naked insulati...

Page 22: ...act dealers The meter shows Fan works normally No welding output Check if all the sockets in the machine are connected well There is open circuit or badness of connect at the joint of output terminal...

Page 23: ...12 R11 C32 3 3 4 4 5 5 1 2 1 2 1 5 1 5 1 1 1 1 10 10 13 13 8 8 1 4 1 4 9 9 7 7 2 2 1 1 6 6 U2 ZD12 12V CON11 12V 1 2 4 3 U6 C46 C47 CON10 R47 R48 12V C33 R36 R24 R52 R34 1 2 4 3 U7 12V R25 C28 C48 C30...

Page 24: ...sch LP CURRENT LP1 LP2 1 2 PCON1 1 2 PCON2 200 1 D r i v e G 1 D r i v e E 1 D r i v e G 2 D r i v e E 2 15V GND 3V3 MOT COOL POWER EN LP CURRENT TEMP CHECK INPUT VOL 2 RZ0030 01A_MCU sch D r i v e G...

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