NB-500HK
MIG/MAG/CO
2
WELDING MACHINE
MANUAL
INSTRUCTION
(PLEASE READ CAREFELLY BEFORE OPERATION)
Страница 1: ...NB 500HK MIG MAG CO2 WELDING MACHINE MANUAL INSTRUCTION PLEASE READ CAREFELLY BEFORE OPERATION...
Страница 2: ...most importantly think before you act and be careful Special Attention Very Important AVOID FALLING DOWN WHEN THE WELDING MACHINE IS PLACED ON THE INCLINED PLANE IT S CAN NOT BE USED FOR UNFREEZING P...
Страница 3: ...nd or warn them not to watch the arc nor expose themselves to the arc rays or to hot spatter or metal 3 Fumes and Gases can be dangerous Welding may produce fumes and gases hazardous to health Avoid b...
Страница 4: ...put your hand close to fans and do not move the brake handle while operating Please remove the connection between the engine and the welding equipment to avoid sudden starting during maintenances Whe...
Страница 5: ...7 4 3 Welder and wire feeder connection 9 4 4 Gas cylinder and gas regulator connection 9 5 Operation 9 5 1 Pr operation and inspection confirmed items and methods and requirements 9 1 Preparation of...
Страница 6: ...8 1 Maintenance 19 8 2 Repairing 19 9 Common faults and eliminating methods 20 10 Packing List 21 11 Annex 22 11 1 NB 500HK electrical schematic diagram 22...
Страница 7: ...lding bridge steel structure project machinery etc 1 4 Working condition and environment If the following conditions are not met the welding performance may not meet the specifications of the technica...
Страница 8: ...1 Main technical parameters Item Unit Model NB 500HK Input power V Hz 3 380 15 50 60 Rated input capacity kVA 26 Rated input current A 40 Rated output current A 500 Rated output voltage V 39 Rated ope...
Страница 9: ...grade F Ingress protection IP21S Dimension L W H mm 640 290 580 Net weight kg 38kg Table 2 Main technical parameter 3 Panel and function 3 1 Front panel function Up panel function as follows figure 1...
Страница 10: ...ent will directly affect the softness and hardness of the arc the size of the splash the formation of the weld and the stability of the arc combustion It is in the standard state at the 0 position and...
Страница 11: ...to connect the wire feeder control cable 2 Welder output positive pole used to connect the wire feeder welding cable 3 Welder output negative used to connect the work piece connection cable 3 3 Rear...
Страница 12: ...install a power switch when the welder is installed 2 Heater power connector The power socket of the gas heater the output voltage is AC36V 1 2A 3 Three phase power cable junction box The three phase...
Страница 13: ...ower supply for this product is three phase 380V AC 50 60Hz Users should use the corresponding distribution box air switch circuit breaker and power cord The selected distribution box and power cord m...
Страница 14: ...8 Fig 4 Welder installation...
Страница 15: ...ghten the fastening screw connect the gas pipe of the torch to the gas outlet connector of the wire feeder and tighten the crimp nut Insert the control plug into the guide slot and insert it into the...
Страница 16: ...tion in the welding place to prevent breathing in deleterious gas Welding current Under 100A 100A 300A 300A and above Photo protection degree No 09 No 10 No 11 No 12 No 13 No 14 Table 4 The selection...
Страница 17: ...nd inspection confirmed items and methods requirements Step 1 Confirm that the wire feeding groove diameter of the wire feeding wheel is the diameter of the welding wire Otherwise the wire feeding whe...
Страница 18: ...at the torch head Manual wire feed switch is shown in Figure 7 Fig 7 Wire feeder control box Step 8 Adjust the screw sleeve of the wire handle to make the pressing force appropriate The ideal pressin...
Страница 19: ...upply state Waiting for a period of time the welding voltage appears and the slow wire feeding starts to enter the arcing state After the arc is successfully turned on the wire feeding speed becomes a...
Страница 20: ...repeated short welding thin plate welding Press the button 2 step 4 step to 2 step Turn on the torch ON and start welding OFF torch then end welding 6 Weld condition example The reference value value...
Страница 21: ...40 45 20 15 20 8 9 6 7 1 2 1 6 270 380 29 35 40 45 25 20 25 12 7 8 1 2 1 6 300 380 32 35 35 40 25 20 25 High speed condition 1 0 2 2 5 0 8 140 19 20 150 10 15 1 2 3 0 8 140 19 20 110 10 15 1 6 3 1 0...
Страница 22: ...min 3 2 1 0 1 2 150 180 20 22 35 45 10 15 10 15 4 5 1 2 200 250 24 26 40 50 10 15 10 15 High Speed 2 3 3 2 1 2 220 24 150 15 25 300 26 250 15 25 Angle connector thin plate Low speed 1 6 0 8 65 75 16 1...
Страница 23: ...1 1 2 0 0 5 110 120 19 19 5 45 50 10 10 15 2 3 1 1 2 0 5 1 120 130 19 5 20 45 50 10 10 15 3 2 1 1 2 1 1 2 140 150 20 21 45 50 10 15 10 15 4 5 1 1 2 1 1 5 170 185 22 23 40 50 15 15 6 Display 1 2 1 2 1...
Страница 24: ...vice IGBT is the key inverter device The three phase AC power is transformer into 20KHz high frequency voltage after bridge rectified The high frequency voltage output welding voltage after transformi...
Страница 25: ...o the usage and environmental conditions at least once a year to clean the internal dust with dry compressed air to prevent the dust from being damp and cause short circuit in the machine to cause mal...
Страница 26: ...r PCB 3 Check and replace the damaged parts 5 Press torch switch wire wheel moves but there is no wire sending out from torch or the wire feeding is unstable 1 The wire wheel is not tighten 2 The diam...
Страница 27: ...ctrode wire sticks out too long 7 The diameter of wire slot is not same as electrode wire 8 Something wrong with the shield gas 9 Wrong model of contact tip or the tip hole is damaged 10 Too much dirt...
Страница 28: ...22 11 Annex 11 1 NB 500HK electrical schematic diagram...
Страница 29: ...any change 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 8574...
