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Plasma Cutting System

Model NXP70

November 17, 2005

Manual 0-4811

Operating Manual

nexus

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Summary of Contents for NXP70

Page 1: ...Plasma Cutting System Model NXP70 November 17 2005 Manual 0 4811 Operating Manual nexus...

Page 2: ......

Page 3: ...fications 2 2 2 05 System Contents 2 2 2 06 Transporting Methods 2 2 SECTION 3 INSTALLATION 3 1 3 01 Site Selection 3 1 3 02 Electrical Input Connections 3 1 3 03 Compressed Air Connection 3 1 SECTION...

Page 4: ...l Nexus distributor if you have any questions GASES AND FUMES Gases and fumes produced during the plasma cut ting process can be dangerous and hazardous to your health Keep all fumes and gases from th...

Page 5: ...nated or dissipated Trapped hydrogen gas that is ig nited will cause an explosion NOISE Noise can cause permanent hearing loss Plasma arc processes can cause noise levels to exceed safe lim its You mu...

Page 6: ...ve Equipment Safety Foot wear 10 EH54 Assessment of Exposure to Fumes from Welding and Allied Processes http hsebooks com Books HSE Books ISBN 0 7176 0570 1 11 EH55 The Control of Exposure to Fume s f...

Page 7: ...er shall not under any circumstances be liable for any special indirect or consequential loss or damages such as but not limited to loss or damage of purchased or replacement products or any claims br...

Page 8: ...Cycle Ratings at Ambient Air Temperatures of 40 C 104 F 60 60Amps System Duty Cycle Ratings at Ambient Air Temperatures of 40 C 104 F 100 50Amps Maximum Cutting Capacity 1 25mm Dimensions W x D x H 9...

Page 9: ...100 1Torch Ratings for NXP70 2 05 System Contents ITEMS Description Q ty Power Source Model C 70A 1 Torch Set SL100 20 6 1m 1 Added Features Air Regulator Work Cable Manual Torch Electrodes Torch Tips...

Page 10: ...m to local electrical code and the recommended circuit protection and wir ing requirements as specified in Section 2 0 3 03 Compressed Air Connection An air compressor is required and should be con ne...

Page 11: ...h Indicator This indicator lights when the Torch Switch Latch Button has been pressed for continuous cutting B Buttons Torch Switch Latch Button For continuous cutting performance Depress this button...

Page 12: ...ust correspond with the type of operation and with the amperage output of this Power Supply 70 amps maximum Use only genuine manufactured parts with this torch Electrode 9 8215 Start Cartridge 9 8213...

Page 13: ...cut mild steel with output current at the highest setting and the torch set at the indicated standoff height Unit Standoff Material Thickness NXP70 3 16 5mm 1 4 6mm 129 7 3242 103 7 2593 NXP70 3 16 5m...

Page 14: ...ower electronics measurement and troubleshoot ing techniques 1 Basic Troubleshooting Overview This guide covers basic troubleshooting It is helpful for solving many of the common problems that can ari...

Page 15: ...artridge Art A 03621 4 Worn or faulty torch parts a Inspect torch consumable parts Replace if nec essary 5 Thermal Switch activated a Allow the cooling fan to run for 2 minutes or longer until it will...

Page 16: ...PWM PCB faulty a Return to an authorized service center for re pair F Air flows continuously and torch switch latch button doesn t work properly 1 Torch Switch Latch button on front panel faulty a Re...

Page 17: ...Torch Switch On Air Flows at Torch Set Air Pressure Then Turn Air Set Switch Off Red Air Indicator and Audible Alert Beeping Pilot Arc goes out Release Torch Switch Primary Input Power Switch Off or...

Page 18: ...tch Negative Plasma Lead Torch Head White Black Orange Green PIP Switch Torch Leads To Power Supply Adapter Disconnect power and air Lay unit on its side Remove access plate Pilot Power Supply Adapter...

Page 19: ...P1 G3 E4 G4 IGBT P3 VC_2 VD_2 GN_2 GN_1 VC_1 REACTOR C16 R1 C11 GN_1 VC_1 Pilot Relay VC_2 GN_2 PILOT AB MAIN POWER P11 R3 C12 R9 R7 C7 TEMP ERROR HOLD HOLD C13 AIR CHECK No 40279016 DELAY PCB PW 1 03...

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