Related Manuals for Xnexus NXP70
Summary of Contents for Xnexus NXP70
- Page 1 Plasma Cutting System Model NXP70 Operating Manual November 17, 2005 Manual 0-4811...
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Page 3: Table Of Contents
TABLE OF CONTENTS SECTION 1: GENERAL INFORMATION ....................1-1 1.01 Notes, Cautions and Warnings ..............1-1 1.02 Important Safety Precautions ............... 1-1 1.03 Publications ....................1-3 1.04 STATEMENT OF WARRANTY FOR NEXUS MACHINES ......1-4 SECTION 2: INTRODUCTION ....................... 2-1 2.01 Overview ...................... -
Page 4: General Information
SECTION 1: To prevent possible injury, read, understand and follow all warnings, safety precautions GENERAL INFORMATION and instructions before using the equipment. Contact your local Nexus distributor if you have any questions. 1.01 Notes, Cautions and Warnings Throughout this manual, notes, cautions, and warn- GASES AND FUMES ings are used to highlight important information. - Page 5 ELECTRIC SHOCK NOISE Electric Shock can injure or kill. The plasma arc pro- Noise can cause permanent hearing loss. Plasma arc cess uses and produces high voltage electrical en- processes can cause noise levels to exceed safe lim- ergy. This electric energy can cause severe or fatal its.
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Page 6: Publications
15. Job Knowledge for Welders 28 Health, Safety and Acci- 1.03 Publications dent Prevention Electrical Hazards - power source and installation. http://www.twi.co.uk/j32k/protected/ Refer to the following standards or their latest revi- band_3/jk28.html. TWI. sions for more information: 16. Job Knowledge for Welders 29 Health, Safety and Acci- Reducing noise at work guidance on The Noise At Work dent Prevention - arc welding. -
Page 7: Statement Of Warranty For Nexus Machines
1.04 STATEMENT OF WARRANTY FOR NEXUS MACHINES Limited Warranty: Leengate Welding Group Limited (the “Supplier”), warrants that, subject to the conditions, exclusions and limitations set out in clause 8 of the Supplier’s Terms and Conditions of Sale and in this Statement of Warranty (which shall operate in conjunction with, and not in whole or in part to the exclusion of, each other), its products will be free of defects in workmanship and materials. -
Page 8: Introduction
Duty cycle is reduced if primary input voltage (AC) is low or the DC voltage is higher than shown in previous chart. System Descriptions NXP70 2.03 Features Maximum Output 70 Amps Input Voltage 400V CE Three Phase... -
Page 9: Torch Specifications
2.04 Torch Specifications 2.05 System Contents ITEMS Description Q'ty SL100™ 1Torch™ Ratings for NXP70 Power Source Model C-70A Torch Head at 75° to Torch Set SL100™, 20' (6.1m) Torch Configuration Torch Handle Air Regulator Torch Leads Length 20 feet (6.1 m) -
Page 10: Installation
3.03 Compressed Air Connection SECTION 3: INSTALLATION • An air compressor is required and should be con- nected to rear panel of power source by air hose. • Air pressure should be .5MPa (5 bar) and air 3.01 Site Selection should be dry and clean. -
Page 11: Operation
B. Buttons SECTION 4: OPERATION • Torch Switch Latch Button 4.01 Front Control Panel For continuous cutting performance. Depress this button ( turn “On” ) while cutting with the Overheating torch. Release the torch trigger and the torch AC Power Indicator will continue to cut without depressing the torch Indicator... -
Page 12: Preparations For Operating
D. Torch Operation 4.02 Preparations For Operating • Refer to Section 1 for necessary safety precau- At the start of each operating session: tions. WARNING Trigger Disconnect primary power at the source before assembling or disassembling power supply, torch parts, or torch and leads assemblies. Trigger Release A. - Page 13 Material Maximum Travel Speed Recommended Travel Speed Unit Standoff Thickness (ipm , mm/m) (imp , mm/m) NXP70 3/16" (5mm) 1/4" (6mm) 129.7 3242 103.7 2593 NXP70 3/16" (5mm) 3/8" (10mm) 63.3...
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Page 14: Service
1. Basic Troubleshooting Overview SECTION 5: This guide covers basic troubleshooting. It is helpful for SERVICE solving many of the common problems that can arise with this system. If major complex subassemblies are faulty, the unit must be returned to an authorized service center 5.01 General Maintenance for repair. - Page 15 D. Torch will not pilot when torch switch is activated. E. Cut performance is diminished. 1. Gas pressure too high or too low. 1. Worn torch parts. a. Adjust gas pressure per pressure setting label a. Check current setting. Check the Electrode and on power supply.
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Page 16: Contact Information
2. Poor Work Lead connection. a. Check the connection of the Work Lead to the work piece. Make a clean work cable connection to the work- piece or cutting table Work Cable And Clamp Art # A-04389 3. Current sensor or PWM PCB faulty. a. -
Page 17: Appendix 1: Operating Sequence, Block Diagram
Appendix 1: Operating Sequence, Block Diagram Primary Input Power "On" or Plugged in Power Supply On/Off Switch "On" Green Power Indicator "On" and Fan is Running More air flow is required for Torch to Pilot than to Red Air Indicator and Air Set Switch "On"... -
Page 18: Appendix 2: Torch Connection
Appendix 2: Torch Connection Art # A-04445 Disconnect power and air. Lay unit on its side. Remove access plate. DETAIL Negative / Plasma Lead Power Supply Adapter Pilot Work Cable Negative / Plasma Lead To Power Black Supply Adapter Switch Orange Green Torch... -
Page 19: Appendix 3: System Schematic
Appendix 3: System Schematic Art # A-06933 Manual 0-4811 APPENDIX...