Thermal Arc Excel-Arc 500 Operating Manual
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Thermal Arc Excel-Arc 500 Operating Manual

Transformer-rectifier dc welder
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500
6045
Operating Manual
EXCEL-ARC
TRANSFORMER-RECTIFIER
DC WELDER
Version No: 1
Issue Date: August 22, 2005
Operating Features:
®
Art # A-06056
Manual No.: 430429-451

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Summary of Contents for Thermal Arc Excel-Arc 500

  • Page 1 ® EXCEL-ARC 6045 TRANSFORMER-RECTIFIER DC WELDER Art # A-06056 Operating Manual Version No: 1 Issue Date: August 22, 2005 Manual No.: 430429-451 Operating Features:...
  • Page 2 LEADER IN ARC WELDING TECHNOLOGY We appreciate your business! Congratulations on your new Thermal Arc product. We are proud to have you as our customer and will strive to provide you with the best service and reliability in the industry. This product is backed by our extensive warranty and world-wide service network.
  • Page 3 While the information contained in this Manual represents the Manufacturer's best judgement, the Manufacturer assumes no liability for its use. Excel-Arc 500 (CC) and 6045 (CV and CC/CV) Transformer-Rectifier DC Welder Instruction Manual Number 430429-451 for: Excel-Arc 500 (CC)

  • Page 4: Table Of Contents

    TABLE OF CONTENTS SECTION 1: SAFETY INSTRUCTIONS AND WARNINGS ............1-1 1.01 Arc Welding Hazards ..................1-1 1.02 PRINCIPAL SAFETY STANDARDS ..............1-5 1.03 PRECAUTIONS DE SECURITE EN SOUDAGE A L’ARC ........1-6 1.04 Dangers relatifs au soudage à l’arc ..............1-6 1.05 PRINCIPALES NORMES DE SECURITE ............
  • Page 5 6.02 How To Use This Parts List ................6-1 APPENDIX 1: GENERAL INFORMATION ..............A-1 APPENDIX 2: EXCEL-ARC 500 CONNECTION DIAGRAM (1 OF 2) (100005A-1, 100005A-5) ..A-2 APPENDIX 2: EXCEL-ARC 500 CONNECTION DIAGRAM (2 OF 2) (100005A-1, 100005A-5) ..A-4 APPENDIX 3: EXCEL-ARC 500 SCHEMATIC DIAGRAM (100005A-1, 100005A-5) ..

  • Page 7: Safety Instructions And Warnings

    EXCEL-ARC 500, 6045 SECTION 1: SAFETY INSTRUCTIONS AND WARNINGS WARNING PROTECT YOURSELF AND OTHERS FROM POSSIBLE SERIOUS INJURY OR DEATH. KEEP CHILDREN AWAY. PACEMAKER WEARERS KEEP AWAY UNTIL CONSULTING YOUR DOCTOR. DO NOT LOSE THESE INSTRUCTIONS. READ OPERATING/INSTRUCTION MANUAL BEFORE INSTALLING, OPERATING OR SERVICING THIS EQUIPMENT.
  • Page 8 EXCEL-ARC 500, 6045 11. Do not touch electrode while in contact with the work 4. Wear protective clothing made from durable, flame- (ground) circuit. resistant material (wool and leather) and foot protection. 12. Use only well-maintained equipment. Repair or replace damaged parts at once.
  • Page 9 EXCEL-ARC 500, 6045 6. Do not weld in locations near degreasing, cleaning, or spraying operations. The heat and rays of the arc can WARNING react with vapors to form highly toxic and irritating gases. FLYING SPARKS AND HOT METAL can cause 7.
  • Page 10 EXCEL-ARC 500, 6045 4. To prevent accidental starting during servicing, disconnect negative (-) battery cable from battery. WARNING 5. Keep hands, hair, loose clothing, and tools away from moving parts. Engines can be dangerous. 6. Reinstall panels or guards and close doors when servicing is finished and before starting engine.

  • Page 11: Principal Safety Standards

    EXCEL-ARC 500, 6045 1.02 PRINCIPAL SAFETY STANDARDS WARNING Safety in Welding and Cutting, ANSI Standard Z49.1, from American Welding Society, 550 N.W. LeJeune Rd., Miami, This product, when used for welding or FL 33126. cutting, produces fumes or gases which...

  • Page 12: Precautions De Securite En Soudage A L'arc

    EXCEL-ARC 500, 6045 1.03 PRECAUTIONS DE SECURITE EN SOUDAGE A L’ARC MISE EN GARDE LE SOUDAGE A L’ARC EST DANGEREUX PROTEGEZ-VOUS, AINSI QUE LES AUTRES, CONTRE LES BLESSURES GRAVES POSSIBLES OU LA MORT. NE LAISSEZ PAS LES ENFANTS S’APPROCHER, NI LES PORTEURS DE STIMULATEUR CARDIAQUE (A MOINS QU’ILS N’AIENT CONSULTE UN MEDECIN).
  • Page 13 EXCEL-ARC 500, 6045 10. N’utilisez qu’une bonne prise de masse pour la mise à 1. Portez une casque de soudeur avec filtre oculaire de la terre de la pièce à souder. nuance appropriée (consultez la norme ANSI Z49 indiquée ci-après) pour vous protéger le visage et les 11.
  • Page 14 EXCEL-ARC 500, 6045 1. Eloignez la tête des fumées pour éviter de les respirer. 1. Protégez-vous, ainsi que les autres, contre les étincelles et du métal chaud. 2. A l’intérieur, assurez-vous que l’aire de soudage est bien ventilée ou que les fumées et les vapeurs sont 2.
  • Page 15 EXCEL-ARC 500, 6045 1. Utilisez l’équipement à l’extérieur dans des aires ouvertes et bien ventilées. AVERTISSEMENT 2. Si vous utilisez ces équipements dans un endroit confiné, les fumées d’échappement doivent être envoyées à l’extérieur, loin des prises d’air du bâtiment.

  • Page 16: Principales Normes De Securite

    EXCEL-ARC 500, 6045 4. Pour empêcher un démarrage accidentel pendant l’entretien, débranchez le câble d’accumulateur à la borne négative. AVERTISSEMENT 5. N’approchez pas les mains ou les cheveux de pièces en mouvement; elles peuvent aussi accrocher des vêtements amples et des outils.

  • Page 17: Declaration Of Conformity

    EXCEL-ARC 500, 6045 1.06 DECLARATION OF CONFORMITY Manufacturer: Thermadyne Corporation Address: 82 Benning Street West Lebanon, New Hampshire 03784 The equipment described in this manual conforms to all applicable aspects and regulations of the ‘Low Voltage Directive’ (European Council Directive 73/23/EEC as amended by Council Directive 93/68/EEC) and to the National legislation for the enforcement of this Directive.

  • Page 18: Limited Warranty

    Thermal Arc with respect to any contract, or anything done in connection therewith such as the performance or breach thereof, or from the manufacture, sale, delivery, resale, or use of any goods covered by or furnished by Thermal Arc whether arising out of contract, negligence, strict tort, or under any warranty, or otherwise, shall not, except as expressly provided herein, exceed the price of the goods upon which such liability is based.

  • Page 19: Introduction

    Electronic copies of this manual can also be downloaded at no charge in Acrobat PDF format by going to the Thermal Arc web site listed below and clicking on the Literature Library link: http://www.thermalarc.com August 22, 2005...

  • Page 20: Symbol Chart

    EXCEL-ARC 500, 6045 2.04 Symbol Chart Note that only some of these symbols will appear on your model. Wire Feed Function Single Phase Wire Feed Towards Workpiece With Three Phase Output Voltage Off. Three Phase Static Frequency Converter- Welding Gun...

  • Page 21: Description

    EXCEL-ARC 500, 6045 2.05 Description 2. Recommended Unit Applications 1. Gas metal arc welding (MIG) 1. General 2. Flux cored arc welding (with or without gas shielding) There are three basic units of the EXCEL-ARC®. The EXCEL-ARC® 500 (CC), Part Number 100005A-1 & -5, 3.

  • Page 22: Specifications

    EXCEL-ARC 500, 6045 2.06 Specifications PART NO. 100005A-1 PART NO. 100005A-2 PART NO. 100005A-3 & 100005A-5 & 100005A-6 & 100005A-7 ITEM EXCEL-ARC® CC EXCEL-ARC® CV EXCEL-ARC® CC/CV Rated Output 400 Amps 450 Amps 400 Amps 450 Amps Amperage Rated Output Voltage...
  • Page 23 (540 mm) 29-7/16 in. (748 mm) 26-1/2 in. (673 mm) Weight (CC/CV) - 510 Lbs. (231 kg) (CC) - 460 Lbs. (209 kg) (CV) - 455 Lbs. (206 kg) Figure 2-1: Excel-Arc 500 and 6045 Dimensions and Weight August 22, 2005...
  • Page 24 EXCEL-ARC 500, 6045 Art # A-06057 NOTE: The rear panel rubber guard used on Spec #100005A-3 is not shown for clarity purposes Figure 2-2: Front and Rear Panel August 22, 2005...

  • Page 25: Controls And Outlets

    EXCEL-ARC 500, 6045 2.07 Controls and Outlets 8. Welding Voltage/Amperes Control (CV Units) (100005A-2, -3, -6, -7): Adjusts arc welding output Refer to callouts in Figure 2-2. and open circuit voltage. On 100005A-1, -3, -5, -7 (CC units): Adjusts the welding current.

  • Page 26: Functional Block Diagram

    PHASE SIGNAL PC CONTROL BOARD CONTROL CIRCUIT TRANSFORMER BREAKER OUTPUT 115 V 15 AMP SCR1 - SCR6 INPUT RECEPTACLE CONTACTOR 115 V SWITCH STABILIZER FILTER STABILIZER FILTER Figure 2-3: Functional Block Diagram for Excel-Arc 500 and 6045 August 22, 2005...

  • Page 27: Duty Cycle

    Figure 3-3 enables the operator to determine the duty cycle at various welding amperages. Art # A-06060 LOAD/AMPS (DC) EXCEL-ARC 500 AND 6045 CC/CV UNIT INPUT 230V. MIN/MAX OUTPUT EXCEL-ARC (CV) POSITION DUTY CYCLE FOR EXCEL-ARC...
  • Page 28 EXCEL-ARC 500, 6045 2-10 August 22, 2005...

  • Page 29: Installation

    EXCEL-ARC 500, 6045 If flexible power cable is used, use a cable assembly which SECTION 3: includes the equipment grounding conductor. If metallic INSTALLATION armored cable or conduit is used, the metal sheathing or conduit must be effectively grounded per local and national codes.

  • Page 30: Internal Wiring Check

    EXCEL-ARC 500, 6045 COPPER LINE WIRE LINE RATED LOAD APPROX. LINE SIZE* COPPER GROUNDING VOLTS AMPS FUSE SIZE CONDUCTOR MIN. SIZE FLEXIBLE CONDUIT CABLE No. 4 No. 2 No. 8 No. 6 No. 6 No. 8 35.5 No. 8 No. 6 No.
  • Page 31 EXCEL-ARC 500, 6045 Place links in proper position based on input voltage value. Art # A-06063 GROUND CONNECTION ON LIFTING YOKE INPUT LINE CONTACTOR CUSTOMER'S MOUNTED INPUT CABLE ON LIFTING YOKE CONNECTIONS CAUTION SEE V.C. DIAG. SHOWN CONNECTED FOR CONTROL TRANS.

  • Page 32: Welding Leads

    EXCEL-ARC 500, 6045 3.05 Welding Leads Use Table 3-2 for selection of the proper size copper welding leads. TOTAL LENGTH OF LEAD CIRCUIT IN FEET (AND METERS) Welding Current (ELECTRODE LEAD PLUS WORK LEAD) Amperes 50 Feet 100 Feet 150 Feet...

  • Page 33: Installation Diagram

    EXCEL-ARC 500, 6045 3.06 Installation Diagram Welding Art # A-06064 Current/Voltage Control Negative Positive (CV) Terminal Terminal To Wire Feeder (Shown For Reverse Polarity-DCEP) Stick Base Metal NOTE: Positive (CC) Terminal Work Piece Should The rear panel rubber guard Be Grounded used on Spec # 100005A-3 is not shown for clarity purposes.
  • Page 34 EXCEL-ARC 500, 6045 August 22, 2005...

  • Page 35: Operation

    EXCEL-ARC 500, 6045 4.03 SMAW (Stick) Welding, Carbon Arc SECTION 4: Gouging OPERATION (100005A-1, -3, -5, and -7) 4.01 General Refer to Section 2.06 and Figure 2-1 for controls (numbers in parenthesis refer to callouts on Figure 2-1). Before operating this system, be sure that all installation 1.

  • Page 36: Overload Indicator

    EXCEL-ARC 500, 6045 4.05 Overload Indicator 4.06 Configuration Settings This unit is equipped with an overload indicator - yellow The following settings (Table 4-1) can be made by jumper L.E.D. When lighted, indicates that the machine has plug changes on the main control board. Explanation of...

  • Page 37: Service

    EXCEL-ARC 500, 6045 5.03 Inspection and Cleaning SECTION 5: SERVICE For uninterrupted, satisfactory service from this welding machine, it is necessary to keep the machine clean, dry, and well ventilated. At least every three months, or more 5.01 Replacing SCRs often as necessary, wipe and blow out all dirt from the machine’s internal components, with air pressure of not...

  • Page 38: Troubleshooting Guide

    EXCEL-ARC 500, 6045 5.04 Troubleshooting Guide 4. Contactor operates and blows link fuses. A. Wrong line voltage. General: 1) Check nameplate of welding machine for (Also refer to Troubleshooting in wire feeder and gun line voltage to use; check line voltage.
  • Page 39 EXCEL-ARC 500, 6045 6. Solid-state contactor operates, but welding machine 10.Abnormal current fluctuation, voltage nearly will not deliver welding current, and open circuit constant. voltage is present at the output when gun switch is A. Irregular wire feed speed. depressed.

  • Page 40: Detailed Troubleshooting Instructions

    EXCEL-ARC 500, 6045 5.05 Detailed Troubleshooting · Is the shielding gas flow correct? Instructions · Is the line voltage correct for the machine, blown fuses? The first step in troubleshooting this power source should · Is the air flow in and around the machine...
  • Page 41 2. Apply a thin coat of Alcoa #2 compound to cleaned shorted output on the machine. To isolate which SCR surface. Alcoa #2 is available from Thermal Arc, part has failed it will be necessary to disconnect the number 903870.
  • Page 42 EXCEL-ARC 500, 6045 To Calibrate Force Gauge: If the gauge is suspected of being out of calibration due Top edges lined up Art # A-06066 to wear or damage, check it on a flat surface as shown below. Art # A-06067...

  • Page 43: Parts List

    EXCEL-ARC 500, 6045 SECTION 6: PARTS LIST 6.01 Equipment Identification All identification numbers as described in the Introduction chapter must be furnished when ordering parts or making inquiries. This information is usually found on the nameplate attached to the equipment. Be sure to include any dash numbers following the Specification or Assembly numbers.
  • Page 44 EXCEL-ARC 500, 6045 Art # A-06068 30 31 32 Figure 6-1: Parts 1 August 22, 2005...
  • Page 45 EXCEL-ARC 500, 6045 Item Part Qty per Application Description Number Assy Code 100005A-1 Excel-Arc Welder® - 500 CC, 60 Hz 100005A-2 Excel-Arc Welder® - 6045 CV, 60 Hz 100005A-3 Excel-Arc Welder® - 6045 CC/CV, 60 Hz 100005A-5 Excel-Arc Welder® - 500 CC, 60 Hz 100005A-6 Excel-Arc Welder®...
  • Page 46 EXCEL-ARC 500, 6045 Art # A-06068 30 31 32 Figure 6-1: Parts 1 (continued) August 22, 2005...
  • Page 47 EXCEL-ARC 500, 6045 Item Part Qty per Application Description Number Assy Code 830627 . Board - PC, Control 171086-1 . Stand-off - PC Board W-9956 . Knob - Switch, Range 367880 . Sleeve - Sw. 400562-24 . Spring - Compression 367260-1 .
  • Page 48 EXCEL-ARC 500, 6045 Art # A-06069 Figure 6-2: Parts 2 August 22, 2005...
  • Page 49 EXCEL-ARC 500, 6045 Item Part Qty per Application Description Number Assy Code 204054-1 . Base - Welder 204124 . Transformer - Power BCEF 830313 . Transformer - Power 367228-11 . . Board - Voltage Changeover CW-811 . Link - Voltage Changeover 204301-1 .
  • Page 50 EXCEL-ARC 500, 6045 Art # A-06069 Figure 6-2: Parts 2 (continued) August 22, 2005...
  • Page 51 EXCEL-ARC 500, 6045 Item Part Qty per Application Description Number Assy Code 368705-36 . Capacitor - W/Leads ABDE 368705-36 . Capacitor - W/Leads — Illustrated 830116 . Label - Frame Ground . Label - Warning 408891 — Illustrated — 204204 .
  • Page 52 EXCEL-ARC 500, 6045 Art # A-06070 Figure 6-3: Parts 3 6-10 August 22, 2005...
  • Page 53 EXCEL-ARC 500, 6045 Item Part Qty per Application Description Number Assy Code 830173-2 . Board P.C. - Amphenol BCEF . Deleted . Deleted 203627-7 . Breaker - Circuit, 10 A 203627-1 . Breaker - Circuit, 10 A BCEF . Delete 402670 .
  • Page 54 EXCEL-ARC 500, 6045 August 22, 2005 6-12...

  • Page 55: Appendix 1: General Information

    EXCEL-ARC 500, 6045 APPENDIX 1: GENERAL INFORMATION • Note the model and specification number shown on the equipment nameplate. • Locate these numbers in the model and specification number columns below. • Use only those diagrams and instructions that are applicable.

  • Page 56: Appendix 2: Excel-Arc 500 Connection Diagram (1 Of 2) (100005A-1, 100005A-5

    EXCEL-ARC 500, 6045 APPENDIX 2: EXCEL-ARC 500 CONNECTION DIAGRAM (1 OF 2) (100005A-1, 100005A-5) CONTACTOR & CONTROL TRANSFORMER WIRING (400 V) 41 WHT 40 BLK 42 BLK 37 BLU 39 BLK 34 RED GROUND SCREW (LINE) 38 BLK MOUNTED ON REAR...
  • Page 57 CONFIDENTIAL: This drawing, including all information SIZE DWG. NO. contained thereon, is the exclusive and confidential property of Thermal Arc Corporation of Troy, Ohio 45373 . This drawing is 830700 Art # A-06071 not to be copied, reproduced, delivered or disclosed to others, A THERMADYNE Company in whole or in part, except with express written permission.
  • Page 58 EXCEL-ARC 500, 6045 APPENDIX 2: EXCEL-ARC 500 CONNECTION DIAGRAM (2 OF 2) (100005A-1, 100005A-5) 9 10 27 WHT 23 LT BL 88 BLK 44 YEL 81 BLK FRONT PANEL MAIN CONTROL BOARD 19 ORN 69 BRN 17 GRY 17 GRY...
  • Page 59 CONFIDENTIAL: This drawing, including all information SIZE DWG. NO. contained thereon, is the exclusive and confidential property of Thermal Arc Corporation of Troy, Ohio 45373 . This drawing is Art # A-06072 830700 not to be copied, reproduced, delivered or disclosed to others, A THERMADYNE Company in whole or in part, except with express written permission.

  • Page 60: Appendix 3: Excel-Arc 500 Schematic Diagram

    EXCEL-ARC 500, 6045 APPENDIX 3: EXCEL-ARC 500 SCHEMATIC DIAGRAM (100005A-1, 100005A-5) INPUT CABLE POWER TRANSFORMER BOT. J2-6 J2-8 16-18VAC J2-5 16-18VAC J2-9 J6-3 BOT. J2-11 J2-4 FRAME 16-18VAC GROUND 16-18VAC J2-12 J2-3 115V COM. 120V J2-2 1/2 A BOT. J2-13...
  • Page 61 CONFIDENTIAL: This drawing, including all information SIZE DWG. NO. contained thereon, is the exclusive and confidential property of Thermal Arc Corporation of Troy, Ohio 45373 . This drawing is 830700 Art # A-06073 not to be copied, reproduced, delivered or disclosed to others, A THERMADYNE Company in whole or in part, except with express written permission.

  • Page 62: Appendix 4: Excel-Arc 6045 Connection Diagram (1 Of 2) (100005A-2, 100005A-6

    EXCEL-ARC 500, 6045 APPENDIX 4: EXCEL-ARC 6045 CONNECTION DIAGRAM (1 OF 2) (100005A-2, 100005A-6) CONTACTOR & CONTROL TRANSFORMER WIRING (400 V) 26 BLK 41 WHT 40 BLK 42 BLK 37 BLU 39 BLK 25 RED 34 RED GROUND SCREW (LINE)
  • Page 63 SIZE DWG. NO. contained thereon, is the exclusive and confidential property of Art # A-06074 Thermal Arc Corporation of Troy, Ohio 45373 . This drawing is 830700 not to be copied, reproduced, delivered or disclosed to others, A THERMADYNE Company in whole or in part, except with express written permission.
  • Page 64 EXCEL-ARC 500, 6045 APPENDIX 4: EXCEL-ARC 6045 CONNECTION DIAGRAM (2 OF 2) (100005A-2, 100005A-6) TO AMPENOL BOARD 27 WHT FRONT PANEL 23 LT BL MAIN CONTROL BOARD 81 BLK TO METER 19 ORN 17 GRY 17 GRY 16 RED 16 RED...
  • Page 65 CONFIDENTIAL: This drawing, including all information SIZE DWG. NO. contained thereon, is the exclusive and confidential property of Thermal Arc Corporation of Troy, Ohio 45373 . This drawing is Art # A-06075 830700 A THERMADYNE Company not to be copied, reproduced, delivered or disclosed to others, in whole or in part, except with express written permission.
  • Page 66 EXCEL-ARC 500, 6045 APPENDIX 4: EXCEL-ARC 6045 SCHEMATIC DIAGRAM (100005A-2, 100005A-6) INPUT CABLE POWER TRANSFORMER BOT. J2-6 J2-8 16-18VAC J2-5 16-18VAC J6-3 J2-9 BOT. FRAME J2-11 J2-4 GROUND 16-18VAC 16-18VAC J2-3 J2-12 COM. 115V 120V 1/2 A J2-2 BOT. J2-13...
  • Page 67 CONFIDENTIAL: This drawing, including all information SIZE DWG. NO. contained thereon, is the exclusive and confidential property of Thermal Arc Corporation of Troy, Ohio 45373 . This drawing is 830700 Art # A-06076 not to be copied, reproduced, delivered or disclosed to others, A THERMADYNE Company in whole or in part, except with express written permission.
  • Page 68 EXCEL-ARC 500, 6045 APPENDIX 4: EXCEL-ARC 6045 CONNECTION DIAGRAM (1 OF 2) (100005A-3, 100005A-7) CONTACTOR & CONTROL TRANSFORMER WIRING (400 V) 41 WHT 40 BLK 26 BLK 42 BLK 37 BLU 39 BLK 25 RED 34 RED GROUND SCREW (LINE)
  • Page 69 CONFIDENTIAL: This drawing, including all information SIZE DWG. NO. contained thereon, is the exclusive and confidential property of Thermal Arc Corporation of Troy, Ohio 45373 . This drawing is 830700 Art # A-06077 not to be copied, reproduced, delivered or disclosed to others, A THERMADYNE Company in whole or in part, except with express written permission.
  • Page 70 EXCEL-ARC 500, 6045 APPENDIX 5: EXCEL-ARC 6045 CONNECTION DIAGRAM (2 OF 2) (100005A-3, 100005A-7) TO AMPENOL BOARD 9 10 11 12 13 27 WHT FRONT PANEL 23 LT BL MAIN CONTROL BOARD 88 BLK 44 YEL 81 BLK TO METER...
  • Page 71 SIZE DWG. NO. contained thereon, is the exclusive and confidential property of Art # A-06078 Thermal Arc Corporation of Troy, Ohio 45373 . This drawing is 830700 not to be copied, reproduced, delivered or disclosed to others, A THERMADYNE Company in whole or in part, except with express written permission.
  • Page 72 EXCEL-ARC 500, 6045 APPENDIX 5: EXCEL-ARC 6045 SCHEMATIC DIAGRAM (100005A-3, 100005A-7) POWER INPUT TRANSFORMER CABLE BOT. J2-6 J2-8 16-18VAC J2-5 16-18VAC J6-3 J2-9 BOT. J2-11 J2-4 16-18VAC 16-18VAC FRAME GROUND J2-12 J2-3 115V COM. J2-2 120V BOT. J2-13 16-18VAC 1/2 A...
  • Page 73 CONFIDENTIAL: This drawing, including all information SIZE DWG. NO. contained thereon, is the exclusive and confidential property of Thermal Arc Corporation of Troy, Ohio 45373 . This drawing is 830700 Art # A-06079 A THERMADYNE Company not to be copied, reproduced, delivered or disclosed to others, in whole or in part, except with express written permission.
  • Page 74 EXCEL-ARC 500, 6045 APPENDIX 6: EXCEL-ARC 500 & 6045 VOLTAGE CHANGEOVER DIAGRAM (ALL) 230 VOLT CONNECTION 200 VOLT CONNECTION 38 BLK 38 BLK 367228-11 367228-11 460V 395V 460V 395V 42 BK 500V 230V 500V 230V 42 BK TO CONTACTOR 575V...
  • Page 75 CONFIDENTIAL: This drawing, including all information SIZE DWG. NO. contained thereon, is the exclusive and confidential property of Thermal Arc Corporation of Troy, Ohio 45373 . This drawing is 204203 not to be copied, reproduced, delivered or disclosed to others, A THERMADYNE Company Art # A-06080 in whole or in part, except with express written permission.
  • Page 76 EXCEL-ARC 500, 6045 August 22, 2005 A-22...

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