HUAYUAN LGK-63IGBT Page 19 Manual Instruction Download

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Chengdu Huayuan Electric equipment Co.,Ltd.

Address: Wuhou National Science Park, Chengdu, China

Postcode: 610045

Telephone:0086-28-85744098

Fax:0086-28-85744095

Summary of Contents for LGK-63IGBT

Page 1: ...LGK 63IGBT PLASMA CUTTING MACHINE MANUAL INSTRUCTION PLEASE READ IT CAREFULLY BEFORE OPERATION...

Page 2: ...is not suitable 4 The cutter has external static characteristic with rated duty cycle 60 which means the machine can work 6 minutes and rest 4 minutes at the rated cutting current in 10 minutes The m...

Page 3: ...welding cable and the welding head are not affected by damp mildewed or spoilt and be replaced momentarily Never dip the electrode in water for cooling Never touch electric components of two welding m...

Page 4: ...e cylinder is qualified for welding and the decompression flow meter the adapter and the pipe are all in good condition Make sure that the installation of cylinder is by the wall and bundled tightly b...

Page 5: ...Welding cable and the ground cable are as short as possible e Do not work near to the welding power source 9 Lift Equipment carton or wooden boxes package the welding machines supplied by HUAYUAN Ther...

Page 6: ...3 6 Panel and its functions see Figure 3 ____________________________________________________________ 4 7 Protection function of the cutter ____________________________________________________________...

Page 7: ...carbon steel alloy steel and non ferrous metal and is widely applied in the manufacturing of boiler pressure container chemical container industrial power station construction metallurgy aerospace ind...

Page 8: ...n 90 at 20 and no more than 50 at 40 When using air cooling torch the ambient temperature should be from 10 to 40 It should avoid metal foreign bodies entering into the cutting power Cutting power sho...

Page 9: ...rent sensor connected to output terminal in series is used as negative feedback control signal After comparing with current adjusting signal the negative control signal is sent to PWM adjusting integr...

Page 10: ...ontrol board LGK4063IGBT AP1 13 AP3 HF board LGK7 63AP3 14 AP5 Filter board LGK63IGBT AP5 15 Air filter regulator GFR 200 08 Diagram Common component list 6 Panel and its functions see Figure 3 30 50...

Page 11: ...n function of the cutter Air pressure protection 1 When the indicated value of the pressure meter which is fixed on the back of the cutter is lower than 0 2 MPa the protection circuit starts working a...

Page 12: ...ng valve Inlet pipe Draining water tip The compressed gas should meet the requirement mentioned in point Plasma gas conditions Connect the gas pipe with the gas inlet of air filter on the back panel a...

Page 13: ...ce is not proposed because the nozzle Notes Operation strictly accordant with the following steps Notice Electric shock may hurt or even kill man Cutting may cause fire or explosion Splashes may ignit...

Page 14: ...tice the roughness of cutting surface is related to cutting plate surface If the plate surface is rough and not clear cutting moving is uneven then the incision is big and surface quality decreases se...

Page 15: ...arger than that of the lower incision so the upper part melting speed is faster than that of lower part thereby a distance between them is formed it is called drag L of cutting seam The drag size is r...

Page 16: ...nnected 5 Check if the water in compressed air filter fixed at the back of machine is drained regularly 6 Check if the gas pressure indicator lamp on the panel is ON If it is not ON check if compresse...

Page 17: ...e 2 The thickness of workpiece should be within the quality cutting range 3 Change electrode and nozzle 4 Adjust torch angle 5 Adjust cutting speed If the troubles cannot be resolved please inform our...

Page 18: ...12...

Page 19: ...ges in the user s manual forgive not to inform separately Chengdu Huayuan Electric equipment Co Ltd Address Wuhou National Science Park Chengdu China Postcode 610045 Telephone 0086 28 85744098 Fax 008...