HUAYUAN LGK-63MA Manual Instruction

HUAYUAN LGK-63MA Manual Instruction

Plasma cutting machine

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LGK-63/100MA
PLASMA CUTTING MACHINE
MANUAL
INSTRUCTION
(PLEASE READ IT CAREFULLY BEFORE OPERATION)

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Summary of Contents for HUAYUAN LGK-63MA

  • Page 1 LGK-63/100MA PLASMA CUTTING MACHINE MANUAL INSTRUCTION (PLEASE READ IT CAREFULLY BEFORE OPERATION)
  • Page 2 Safety Depends on You HUAYUAN arc welding and cutting equipments are designed and built with ample safety consideration. However, proper installing and operating can ensure your safety. DO NOT INSTALL, OPERATE OR REPAIR THIS EQUIPMENT CASUALLY WITHOUT READING THIS MANUAL THROUGHOUT.
  • Page 3 Cautions Arc and arc rays can hurt. All performing welding workers ought to have health qualification from the authority organization to prevent you and others from arc radiation and burn. It should be prevented for children to enter into dangerous area as well. Be careful reading the following important items and the welder safety byelaw from the authority organization.
  • Page 4 6 Power: (For electrically powered welding and cutting equipment) Turn off input power before installation, maintenances and repair, so that avoid accident.  HUAYUAN welding equipment is Ι class safeguard equipment; please install the equipment in accordance with the manufacturer’s recommendations by specific persons. ...
  • Page 5  If having rings, the machine can be transited using rings. While HUAYUAN Welding Machine Manufacture reminds users, there is possible risk to damage the welding machine. It is better to push the welding machine moving in use of its rollers unless special situations.
  • Page 6: Table Of Contents

    CONTENT 1 Summary ................................1 1.1 Model description ............................1 1.2 Characteristics ............................. 1 1.3 Usage ................................1 2 Safety and Attention ............................1 3 Work Environment Requirements ........................2 4 Technical Parameters ............................2 4.1 Main technical parameters ........................... 2 4.2 Plasma gas conditions ..........................
  • Page 7: Summary

    1 Summary Model description □□□ IGBT IGBT Inverter Rated Cutting Current Air Plasma Cutting Plasma Cutting Characteristics LGK-IGBT inverter air plasma cutting machine is the latest development cutter in our company. It has good characteristics as following: This cutting machine adopts IGBT inverter technology which has high reliability and efficiency. It is light weight. Stepless adjustable cutting current, suitable for cutting various thickness workpiece.
  • Page 8: Work Environment Requirements

    Cutting power should be 30cm away from the wall or other sealed-in objects. The distance between two sets should be above 30cm.  The operation height should be less than 1000m. 4 Technical Parameters Main technical parameters Model LGK-63MA LGK-100MA Parameters Input Voltage 3~380/415V 50/60 Hz Rated Input Capacity 9.3KVA 15.8KVA...
  • Page 9: Plasma Gas Conditions

    Plasma gas conditions  Work pressure range:0.3MPa~0.5MPa  Gas supply pipe compression strength:≥1MPa  Gas supply pipe inner dimension:≥Φ8  Gas supply flux:≥40L/min  Filter water from gas and then put it into cutter External Characteristic 296V 270V 240V 100A/12 0V 63 A/105.2V 40A /96V 100A...
  • Page 10 Figure 2 Principle diagram  Common component list as diagram 1 Components Symbol Model Remark name Three phase MDS35-14 LGK-40、63IGBT rectifier MDS75-12 LGK-100IGBT IKW25N120T2 LGK-40IGBT V2~V5 IGBT single IKW40N120T2 LGK-63IGBT module GD75HFV120C2S LGK-100IGBT V2、V3 V6、V7 LGK-40、63IGBT Diode module DWM2F60N060 LGK-100IGBT V4~V7 LGK-40、63IGBT Hall current...
  • Page 11: Panel And Its Functions

    Main control LGK4063IGBT-AP1 LGK-40、63IGBT board LGK60T-AP1 LGK-100IGBT HF board LGK7-63AP3 Filter board LGK63IGBT-AP5 Air filter GFR-200-08 regulator Diagram Common component list 6 Panel and its functions 此 开 关 仅 作保 护 用 输 入3 ~3 80V 请 另 配 电 源开 关 ! In put 3 ~...
  • Page 12: Installation And Operation

    Cutting ground wire outlet: To connect cutting ground wire; Torch control outlet: to connect the torch control signal wire Air & Power output terminal: the current output terminal is also the compressed air output terminal. It is gas pipe connector to connect water-cooled torch when the water-cooled torch is used, and it is connector to connect torch air-cooled cable when air-cooled torch is used.
  • Page 13: Installation Of Power Wire

    Installation of power wire Shut off the power switch first. Connect the power input wire of cutter back panel to distribution box which meets the parameters in the diagram above. The green-yellow wire is protection ground wire, which must be connected to earth reliably. Earth connecting method should follow state standard.
  • Page 14: Operation Caution

    Operation strictly accordant with the following steps Notes: Electric shock Cutting may cause fire or explosion Splashes may ignite flammable materials nearby. hurt or even kill man. Notice Those materials should be 10m away from the Shut working place. power during connection Do not touch the conducted parts...
  • Page 15: Maintenance

     The water in reducing valve and air compressor should be drained out frequently. The cutting speed should not be too fast, so that it can avoid molten slag and arc reflection caused by incomplete cutting, but the cutting speed should not be too slow too, it will have workpiece red-hot and affect cutting quality.
  • Page 16: Eliminate The Cutting Burr

    Eliminate the cutting burr  The characteristics of the incision burr The ordinary cutting surface is smooth and clean, but if the parameter selection is not suitable, and electrode centering is not good, then burr may be formed on the cutting surface. Slag is formed by molten metal and its oxide which is adhesive to the bottom edge of incision and solidified.
  • Page 17: Troubleshooting & Repair

    incision, square upper side and no metal slag seam on the lower side is obtained. 10 Troubleshooting & repair If there is trouble caused by high voltage in the machine, a professional electrician or serviceman of our company is required to repair it.
  • Page 19 The final explanation right is reserved to Huayuan Company! If there is any change in the manual, please 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:0086-28-85744095 E-mail: hy_sales@126.com chengduhuayuan@hotmail.com...

This manual is also suitable for:

Lgk-100maLgk-160ma

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