LOTOS LTP5000D User Manual
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LOTOS LTP5000D User Manual

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Summary of Contents for LOTOS LTP5000D

  • Page 1 LOTOS TECHNOLOGY www.uwelding.com ®...

  • Page 3: Quick Setup

    Lotos Technology LTP5000D Quick Setup Instructions Power plug wiring identification: The GREEN wire with the yellow strip is ground wire. The other two wires have equal usage. They are both hot wires for 240 V. And one is hot one is netural under 120 V.
  • Page 4 8. Change your consumables (tip, electrode, and cup) when they become worn out. The correct consumable type for this machine is PCON20, PCON40, PCON90 etc. All accessories and consumables can be purchased at www.uwelding.com or Lotos’s authorized resellers. Thank you for your business!
  • Page 5 LOTOS Plasma Cutters User Manual Version: 3.0, July 2017 Copyright © Lotos Technology www.uwelding.com is operated by eBranding Inc. ®...

  • Page 6: Table Of Contents

    Plasma Cutter LTP5000D Troubleshooting Flowchat ........16...

  • Page 7: Introduction

    Introduction Overview Dear Valued Customer: Thank you for purchasing a Lotos Technology plasma cutter! Feel free to check out our other products at www.uwelding.com. The User Manual documents policies and procedures for proper operation of the equipment. IMPORTANT: Be sure to review the contents of this manual before attempting to operate the equipment.

  • Page 8: Safety Recommendations

    S a f e t y R e c o m m e n d a t i o n s - R e a d B e f o r e U s i n g Overview Protect yourself and others from injury — read and follow these precautions. Caution Recommendations •...

  • Page 9: Fire Or Explosion

    • Keep cylinders away from any welding activities or securing to a stationary support or cylinder other electrical circuits. rack to prevent falling or tipping. If you encounter any difficulties during set up or operation: • Consult this manual. • Contact Lotos Customer Service by visiting http://www.uwelding.com/contact/. ®...

  • Page 10: Cralifornia Proposition 65 Warnings

    California Proposition 65 Warnings For Gasoline Engines: Welding or cutting equipment Engine exhaust contains chemicals produces fumes or gases which known to the State of California to contain chemicals known to the State cause cancer, birth defects, or other of California to cause birth defects reproductive harm.

  • Page 11: Equipment

    Equipment General Overview The LTP5000D employs state of the art inverter technology. 50/60Hz frequency is inverted to high frequency (over 100 KHz) by V-MOSFET followed by step down voltage and rectification current. Using Pulse-Width-Modulation (PWM) technology, the inverter power supply generates powerful DC welding currents.

  • Page 12: Ideal Cutting Chart

    50 A Not Support *Production cut thickness are the results of Lotos’ laboratory testing. For optimum cut quality, cutting speeds may vary based on different cutting applications. *All the recommended current values are tested under 240 V. While using under 120 V, please appropriately adjust the current.

  • Page 13: Front Panel Diagram

    Cutting Current Light Adjust Power Switch Power & Air Output Figure 2.1: Front Panel Diagram Pilot Arc Switch Ground Connection Plug Connection Rack Air In Air Inlet Inlet Compress Meter Power Power Cable Cable Figure 2.2: Power Cord Plug Connection Figure 2.3: Air Regulator Configuration ®...
  • Page 14 Ground Air Compressor Filter Ground Clamp Work Piece Torch Figure 2.4: Connecting Cables to Machine ®...

  • Page 15: Power Cord Plug Connection

    Installation Power Cord Plug Connection (Figure 2.2) 1. Be sure to connect the power cord plug to the appropriate power voltage and use a proper hookup to avoid damage to internal circuitry. Typically, the ground wire is GREEN with a YELLOW stripe. 2.
  • Page 16 Operating the Plasma Cutter 1. Adjust the air pressure on your air compressor to 60 – 65 psi for the machine. 2. Bring the torch tip into direct contact with your work piece edge or, for thicker cutting, over a pre-drilled pilot hole. Press the button on the torch to start cutting. 3.

  • Page 17: Instruction Notes

    6. Replace any worn consumables to avoid damage. The following trouble shooting guide is for your reference only. Lotos Technology will NOT take any liability or responsibility for any injury or damage caused in such action(s). Always turn off electrical power and air supply before performing inspection and reconnection.

  • Page 18: Plasma Cutter Ltp5000D Troubleshooting Flowchat

    Plasma Cutter LTP5000D Troubleshooting Flowchat Note: If the O.C. light turns on before operating the machine, please call us at (408) 739-2329. If the O.C. light turns on while operating the machine, please let the machine take a rest, as this is normal operating procedure.
  • Page 19 ®...

  • Page 20: 1.1 Plasma Cutter Ltp5000D Connections

    1.1 Plasma Cutter LTP5000D Connections First make sure all the connection are corrected (as depicted in the diagram below); Set the air compressor's PSI at 65 PSI. ®...

  • Page 21: 1.2 Plasma Cutter Ltp5000D Fan Troubleshooting

    1.2 Plasma Cutter LTP5000D FAN TROUBLESHOOTING If machine powers on but you cannot hear the fan running and you can strike an arc then try the following steps: Turn off the machine and pull the plug from the socket. Try to open the machine: a) Check the cable connected to the fan on the bottom board.

  • Page 22: Plasma Cutter Ltp5000D Other Accessories

    Plasma Cutter LTP5000D Other Accessories PT01 GC01 Ground Cable AR01 CP243 PCON40 PCON90 WG10 ®...
  • Page 24 ®...

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