Riland ARC 250G User Manual Download | Manualshive

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USER MANUAL

ARC 250G/315G/400G

USER MANUAL

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YF-10G A/0

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Summary of Contents for ARC 250G

Page 1: ...USER MANUAL ARC 250G 315G 400G USER MANUAL 0 YF 10G A 0 ...

Page 2: ...ical parameters table 4 Installation instruction 5 Operation instruction 7 Panel function instruction 8 Notes or preventive measures 10 Questions to be run into during welding 11 Maintenance 12 Troubleshooting and fault finding 13 USER MANUAL 1 YF 10G A 0 ...

Page 3: ...avoid breathing gases Arc rays Harmful to your eyes burn your skin Wear suitable protective mask light filter and protective garment to protect eyes and body Prepare suitable protective mask or curtain to protect looker on Fire Welding spark may cause fire make sure there is no tinder stuff around the welding area Noise Excessive noises will be harmful to hearing Use ear protector or others means ...

Page 4: ...der The welding machine has the following characteristics effective power saving compact stable arc good welding pool high no load voltage and good capacity of force compensation and multi use It can weld stainless steel alloy steel carbon steel copper and other color metal It can apply to electrode of different specifications and materials including acidity alkalinity and fiber It can apply in hi...

Page 5: ...0 Rated input current A 14 4 19 7 27 6 No load voltage V 66 69 68 Output current A 20 250 20 315 40 400 Rated output voltage V 20 8 30 20 8 32 6 21 6 36 Duty cycle 0 100 60 60 60 Efficiency 85 85 85 Power factor 0 93 0 93 0 93 Insulation grade F F F Housing protection grade IP21 IP21 IP21 Weight Kg 17 5 20 22 Dimensions mm 455 202 372 485 234 425 515 262 468 USER MANUAL 4 YF 10G A 0 ...

Page 6: ... cable to fastening socket of polarity at the front panel fasten it clockwise and the earth clamp at the other terminal clamps the work piece 5 Please pay attention to the connecting polarity DC welding machine has two connecting ways positive connection and negative connection Positive connection holder connects with polarity while work piece with the polarity Negative connection work piece with ...

Page 7: ...Installation instruction of ARC 250G USER MANUAL 6 YF 10G A 0 Power Supply 3phase 400V Connected to the ground Workpiece Earth Clamp Electrode Holder ...

Page 8: ...tch is put OFF position the VRD indicator is off then the no load voltage is 60 70V Switch of VRD is put inside the machine with the on condition the no load voltage changes to be less than 15V which is safe for people 6 If welding machine has been coordinated remote control device 1 Make sure the switch position of remote control device before operation If switch is on OFF Position that is out of...

Page 9: ...Current selection knob 8 Positive output terminal 9 Negative output terminal Front Panel Instruction of ARC 315G 1 Current meter 2 ARC force adjustment knob 3 Hot start adjustment knob 4 VRD indicator led 5 Abnormal indicator led 6 VRD switch 7 Remote control switch 8 Current selection knob 9 Positive output terminal 10 Remote control socket 11 Negative output terminal USER MANUAL 8 YF 10G A 0 ...

Page 10: ...Current meter 6 Hot start adjustment knob 7 ARC force adjustment knob 8 Current selection knob 9 Positive output terminal 10 Remote control socket 11 Negative output terminal The panel picture above is for reference only If any difference with the real machine please follow with the real machine USER MANUAL 9 YF 10G A 0 ...

Page 11: ... adequately ventilated It is important for the performance and the longevity of the machine 2 Do not over load The operator should remember to watch the max duty current Response to the selected duty cycle Welding current should not exceed max duty cycle current Over load current will damage and burn up the machine 3 No over voltage Power voltage can be found in diagram of main technical data Auto...

Page 12: ... value it will make the output current not matched with rated value when voltage is lower than rated value the max output may lower than rated value C Current is not stabilizing when machine is being operated This may be caused by the following factors 1 Electric wire net voltage has been changed 2 There is harmful interference from electric wire net or other equipment D Too much spatter during MM...

Page 13: ...nd rust are found please clean it and connect again tightly 4 Prevent water and steam from entering into the machine If that happens please blow it dry and check insulation of machine 5 If welding machine will not be used for long time it must be put into the packing box and stored in dry and clean environment WARNING Connected welding machine to dynamotor directly will damage machine The heavy vo...

Page 14: ...aged contact with the supplier or manufacturer Abnormal indicator is on fan is working meter is normal 1 IGBT is damaged 2 Rectifier of quick recovery is damaged 3 Control board is broken 4 The feedback circuit is in fault Please contact with the supplier or manufacturer Too much spatter during MMA welding Output terminal polarity connection is wrong So please change the polarity Erratic welding o...

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