Victor CUTMASTER 120 Operating Manual
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Victor CUTMASTER 120 Operating Manual

Automated plasma cutting system
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CUTMASTER
AUTOMATED PLASMA CUTTING SYSTEM
Operating
Manual
120
208-
230V
A120
®
Revision: AQ
Issue Date: October 24, 2014
380-
460V
600V
400V
Manual No.: 0-4989
VictorThermalDynamics.com
Art # A-08955_AC

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  • Page 1 208- 380- 460V 600V 230V 400V CUTMASTER A120 ® AUTOMATED PLASMA CUTTING SYSTEM Operating Manual Art # A-08955_AC Revision: AQ Issue Date: October 24, 2014 Manual No.: 0-4989 VictorThermalDynamics.com...
  • Page 2 WE APPRECIATE YOUR BUSINESS! Congratulations on your new Victor Thermal Dynamics 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. To locate your nearest distributor or service agency call 1-800-426-1888, or visit us on the web at www.VictorThermalDynamics.com.
  • Page 3 Plasma Cutting Power Supply CutMaster A120 ® SL100 1Torch™ Operating Manual Number 0-4989 Published by: Victor Technologies International, Inc. 82 Benning Street West Lebanon, New Hampshire, USA 03784 (603) 298-5711 www.victorthermaldynamics.com Copyright 2008, 2009, 2010, 2012, 2013, 2014 by Victor Technologies International, Inc.
  • Page 4 This Page Intentionally Blank...

  • Page 5: 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 ........................1-2 1.04 Note, Attention et Avertissement ..................1-3 1.05 Precautions De Securite Importantes ................1-3 1.06 Documents De Reference ....................1-5 1.07 Declaration of Conformity .....................1-6 1.08 Statement of Warranty ....................1-7...
  • Page 6 TABLE OF CONTENTS 4T.06 Hand Torch Operation ....................4T-5 4T.07 Gouging ........................4T-8 4T.08 Recommended Cutting Speeds for Machine and Automated Torches With Exposed Tip ......................4T-10 4T.09 Recommended Cutting Speeds for Machine and Automated Torches With Shielded Tip ......................4T-36 PATENT INFORMATION ........................

  • Page 7: Section 1: General Information

    CUTMASTER A120 SECTION 1: GENERAL INFORMATION GASES AND FUMES Gases and fumes produced during the plasma cutting process can be dangerous and hazardous to your health. 1.01 Notes, Cautions and Warnings • Keep all fumes and gases from the breathing area. Keep your Throughout this manual, notes, cautions, and warnings are used to head out of the welding fume plume.

  • Page 8: Publications

    CUTMASTER A120 WARNING FIRE AND EXPLOSION WARNING: This product contains chemicals, including lead, known Fire and explosion can be caused by hot slag, sparks, or the plasma arc. to the State of California to cause birth defects and other reproductive • Be sure there is no combustible or flammable material in the harm.

  • Page 9: Note, Attention Et Avertissement

    CUTMASTER A120 1.05 Precautions De Securite Importantes WELDING AND CUTTING OF CONTAINERS AND PIPING THAT HAVE HELD HAZARDOUS SUBSTANCES, obtainable from the American Welding Society, 550 N.W. LeJeune Rd, Miami, FL 33126 15. ANSI Standard Z88.2, PRACTICE FOR RESPIRATORY PRO- AVERTISSEMENTS TECTION, obtainable from American National Standards L’OPÉRATION ET LA MAINTENANCE DU MATÉRIEL DE...
  • Page 10 CUTMASTER A120 • Le phosgène, un gaz toxique, est généré par la fumée provenant des solvants et des produits de nettoyage chlorés. Eliminez toute source de telle fumée. RAYONS D’ARC DE PLASMA • AVERTISSEMENT: Ce produit contient des produits chimiques, Les rayons provenant de l’arc de plasma peuvent blesser vos yeux et notamment du plomb, reconnu par l'État de la Californie pour brûler votre peau.

  • Page 11: Documents De Reference

    CUTMASTER A120 1.06 Documents De Reference 14. Norme AWSF4.1 de l’Association Américaine de Soudage, RECOM- MANDATIONS DE PRATIQUES SURES POUR LA PRÉPARATION À Consultez les normes suivantes ou les révisions les plus récentes ayant LA COUPE ET AU SOUDAGE DE CONTENEURS ET TUYAUX AYANT été...

  • Page 12: Declaration Of Conformity

    Extensive product design verification is conducted at the manufacturing facility as part of the routine design and manufacturing process. This is to ensure the product is safe, when used according to instructions in the manual and related industry standards, and performs as specified. Rigorous testing is incorporated into the manufacturing process to ensure the manufactured product meets or exceeds all design specifications. Victor Technologies. has been manufacturing products for more than 30 years, and will continue to achieve excellence in our area of manufacture. Manufacturer’s Authorized Representative Steve Ward V.P. Europe and General Manager Address: Victor Technologies International Inc.
  • Page 13 CUTMASTER A120 Classification: The equipment described in this manual is Class A and intended for industrial use. WARNING This Class A equipment is not intended for use in residential locations where the electrical power is provided by the public low-voltage supply system. There may be potential difficulties in ensuring electromagnetic compatibility in those locations, due to conducted as well as radiated disturbances. Manual 0-4989 GENERAL INFORMATION...

  • Page 14: Statement Of Warranty

    Victor Thermal Dynamics Corporation will honor warranty claims submitted within the warranty periods listed below. All warranty periods begin on the date of sale of the product to the original retail customer or 1 year after sale to an authorized Victor Thermal Dynamics Distributor.

  • Page 15: Section 2 System: Introduction

    Warnings will be enclosed in a box such as this. Additional copies of this manual may be purchased by contacting Victor Technologies at the address and phone number in your area listed on the back cover of this manual. Include the Owner’s Manual number and equipment identification numbers.

  • Page 16: Power Supply Specifications

    CUTMASTER A120 2.04 Power Supply Specifications CutMaster A120 Power Supply Specifications Input Power 208 / 230 VAC (187 - 253 VAC), Single Phase, 60 Hz 230 VAC (187 - 253 VAC), Three Phase, 50/60 Hz 380 VAC (360 - 440 VAC), Three Phase, 50/60 Hz 400 VAC (360 - 440 VAC), Three Phase, 50 Hz 460 VAC (414 - 506 VAC), Single Phase, 60 Hz 460 VAC (414 - 506 VAC), Three Phase, 60 Hz 600 VAC (540 - 630), Three Phase, 60 Hz Input Power Cable Power Supply includes input cable. Output Current 30 - 120 Amps, Continuously Adjustable Power Supply Gas Filtering Ability Particulates to 5 Microns CutMaster A120 Power Supply Duty Cycle * Ambient Temperature Duty Cycle Ratings @ 40°...

  • Page 17: Input Wiring Specifications

    CUTMASTER A120 2.05 Input Wiring Specifications CutMaster A120 Power Supply Input Cable Wiring Requirements Input Freq Power Suggested Sizes voltage Input Volts I max I eff Fuse Flexible Cord Flexible Cord (amps) (Min. AWG) (Min. mm 1 Phase 26.2 4 Type W 25 Type W 27.6 4 Type W...

  • Page 18: Power Supply Features

    CUTMASTER A120 2.06 Power Supply Features Art # A-08460 Control Panel Torch Leads Receptacle Mounting Rails Work Cable and Clamp Automation Interface Cable Port Input Power Selection Filter Assembly Gas Inlet Port Input Power Cord Art # A-08461 INTRODUCTION Manual 0-4989...

  • Page 19: Section 2 Torch: Introduction

    CUTMASTER A120 SECTION 2 TORCH: 18.875" / 479 mm INTRODUCTION 12.285" / 312 mm 2.875” / 73 mm 2T.01 Scope of Manual 1.375" / 35 mm 1.175" / 30 mm 1.75" / 4.95" / 126 mm 0.625" / This manual contains descriptions, operating instructions and 44.5 mm 16 mm Art # A-07402_AC...

  • Page 20: 04 Options And Accessories

    CUTMASTER A120 E. Type Cooling 2T.05 Introduction to Plasma Combination of ambient air and gas stream through torch. A. Plasma Gas Flow F. Torch Ratings Plasma is a gas which has been heated to an extremely high temperature and ionized so that it becomes electri- Automated / Machine Torch Ratings cally conductive.
  • Page 21 CUTMASTER A120 B. Gas Distribution Remote Pendant The single gas used is internally split into plasma and secondary gases. The plasma gas flows into the torch through the negative PIP Switch Shield Cup lead, through the starter cartridge, around the electrode, To ATC and out through the tip orifice. The secondary gas flows down around the outside of the torch starter cartridge, and out between the tip and shield cup around the plasma arc.
  • Page 22 CUTMASTER A120 This Page Intentionally Blank INTRODUCTION Manual 0-4989 2T-4...

  • Page 23: Section 3 System: Installation

    CUTMASTER A120 SECTION 3 SYSTEM: 2. Place the unit in the desired position and mark where INSTALLATION the four keyway holes in the mounting rails touch. 3.01 Unpacking 3. Remove the unit and using these markings, prepare holes for mounting hardware. 1.
  • Page 24 CUTMASTER A120 Most units are shipped from the factory with a 230 Volt input C. Input Power Selection power cable wired to the input contactor in the single - phase Set the Input Voltage Selection Switch at the rear of the unit configuration. The following illustrations and directions are based on the primary input voltage it is connected to.

  • Page 25: Gas Connections

    CUTMASTER A120 4. If the power cable being used is not the factory - sup- 5. Pass the cable being used through the access opening plied cable, use a three - conductor input power cable in the back panel of the power supply. Refer to Section for the voltage desired and strip back the insulation on 2 for power cable specifications.
  • Page 26 CUTMASTER A120 Using High Pressure Air Cylinders Filter Assembly When using high pressure air cylinders as the air supply: Inlet Port 1. Refer to the manufacturer’s specifications for instal- lation and maintenance procedures for high pressure regulators. 2. Examine the cylinder valves to be sure they are clean Hose Clamp and free of oil, grease or any foreign material. Briefly open each cylinder valve to blow out any dust which...
  • Page 27 CUTMASTER A120 Regulator/Filter Assembly 2-Stage Filter Inlet Port (IN) Regulator Input Outlet Port (OUT) Two Stage Filter Hose Clamp Assembly Gas Supply Hose 1/4 NPT to 1/4” (6mm) Fitting Art # A-07945_AC Optional Two - Stage Filter Installation Using High Pressure Air Cylinders When using high pressure air cylinders as the air supply: 1. Refer to the manufacturer’s specifications for instal- lation and maintenance procedures for high pressure...
  • Page 28 CUTMASTER A120 This Page Intentionally Blank INSTALLATION Manual 0-4989...

  • Page 29: Section 3 Torch: Installation

    Cable Port If necessary, connect the torch to the Power Supply. Connect only the Victor Thermal Dynamics model SL100SV / Automa- tion, SL100 / Mechanical or SL100 / Manual Torch to this power supply. Maximum torch leads length is 100 feet / 30.5 m, including extensions.
  • Page 30 CUTMASTER A120 There are three options for Divided Arc Voltage signal supplied from the automation interface pcb. This is selected by connecting the black Jumper Plug on the P1 connector as follows: Arc voltage / 16.67 Jumper not installed Arc voltage / 30 Jumper Pins 1 & 2 . This is the factory default position of the jumper Arc voltage / 50 Jumper Pins 2 &...
  • Page 31 CUTMASTER A120 3T.03 Setting Up Automation or Machine Torch NOTE An adapter is required to be installed in the power supply if converting a hand torch system to operate a machine or automation torch. WARNING Disconnect primary power at the source before disassembling the torch or torch leads.
  • Page 32 CUTMASTER A120 This Page Intentionally Blank INSTALLATION Manual 0-4989 3T-4...

  • Page 33: Section 4 System: Operation

    CUTMASTER A120 SECTION 4 SYSTEM: OPERATION 4.01 Front Panel Controls / Features See Illustration for numbering Identification 1. Output Current Control Sets the desired output current. Output settings up to 60 Amps may be used for drag cutting (with the torch tip contacting the workpiece) or higher for standoff cutting.

  • Page 34: Preparations For Operation

    Torch Connection Set Operating Pressure Check that the torch is properly connected. Only Victor 1. Place the Power Supply Function Control knob to the Thermal Dynamics model SL100 / Manual or SL100 / Me- chanical Torches may be connected to this Power Supply.
  • Page 35 CUTMASTER A120 Cutting Operation STANDOFF When the torch leaves the workpiece during cutting opera- CutMaster A120 Gas Pressure Settings tions with the Function Control Knob in the RUN position, SL100 there is a brief delay in restarting the pilot arc. With the Leads SL100 (Mechanized Torch) knob in the RAPID AUTO RESTART position, when Length (Hand Torch) SL100 SV...
  • Page 36 CUTMASTER A120 This Page Intentionally Blank OPERATION Manual 0-4989...

  • Page 37: Section 4 Torch: Operation

    CUTMASTER A120 SECTION 4 TORCH: For optimum smooth surface quality, the travel speed should be adjusted so that only the leading edge of the arc OPERATION column produces the cut. If the travel speed is too slow, a rough cut will be produced as the arc moves from side to side in search of metal for transfer.

  • Page 38: 03 Machine And Hand Torch Parts Selection

    CUTMASTER A120 Torch parts: NOTE The shield cup holds the tip and starter cartridge in Shield Cup, Cutting Tip, Electrode and Starter place. Position the torch with the shield cup facing Cartridge upward to keep these parts from falling out when NOTE the cup is removed.

  • Page 39: 04 Cut Quality

    CUTMASTER A120 Kerf Width 4T.04 Cut Quality The width of the cut (or the width of material removed NOTE during the cut). Cut quality depends heavily on setup and param- Top Spatter (Dross) eters such as torch standoff, alignment with the workpiece, cutting speed, gas pressures, and Top spatter or dross on the top of the cut caused by slow operator ability.

  • Page 40: 06 Hand Torch Operation

    CUTMASTER A120 NOTE Direction of Cut The tip should never come in contact with the In the torches, the plasma gas stream swirls as it leaves workpiece except during drag cutting operations. the torch to maintain a smooth column of gas. This swirl effect results in one side of a cut being more square than 2.
  • Page 41 CUTMASTER A120 Trigger Non-Conductive Straight Edge Trigger Release Cutting Guide A-03539 Using Drag Shield Cup With Straight Edge The crown shield cup functions best when cutting 3/16 inch (4.7 mm) solid metal with relatively smooth surface. Art # A-03383 Drag Cutting With a Hand Torch 6.

  • Page 42: 07 Gouging

    CUTMASTER A120 Trigger Trigger Trigger Release Trigger Release A-02986 6. Bring the torch within transfer distance to the work. The main arc will transfer to the work, and the pilot arc will shut OFF. NOTE The gas preflow and postflow are a characteristic Art # A-03383 of the power supply and not a function of the torch.
  • Page 43 CUTMASTER A120 Torch Head CAUTION Sparks from plasma gouging can cause damage to coated, painted or other surfaces such as glass, plastic, and metal. 35° Check torch parts. The torch parts must correspond with the type of operation. Refer to Section 4T.09, Standoff Height Torch Parts Selection.

  • Page 44: 08 Recommended Cutting Speeds For Machine And Automated Torches With Exposed Tip

    CUTMASTER A120 4T.08 Recommended Cutting Speeds for Machine and Automated Torches With Exposed Tip Mild Steel Air Plasma / Air Shield Starter Cartridge Standard Shield Cup Deflector Heavy Duty Starter Electrode Maximum Life Shield Cup Cartridge 9-8218 9-8213 9-8243 9-8208 9-8232 9-8237 9-8277 Torch Initial...
  • Page 45 CUTMASTER A120 Torch Initial Kerf Width Material Gas Pressure Arc Voltage Working Travel Speed Piercing Pierce Delay @ Rec. Thickness (Air) Height Height Speed (mm) (torch lead Volts (mm) (mm/min) (mm) (sec) (mm) length) 3990 2920 1810 1470 4.8 (7.6m) 1345 5.2 (15.2m) 1100...
  • Page 46 CUTMASTER A120 Stainless Steel Air Plasma / Air Shield Starter Cartridge Standard Shield Cup Deflector Heavy Duty Starter Electrode Maximum Life Shield Cup Cartridge 9-8218 9-8213 9-8243 9-8208 9-8232 9-8237 9-8277 Torch Initial Kerf Width Gas Pressure Material Arc Voltage Working Travel Speed Piercing Pierce Delay @ Rec.
  • Page 47 CUTMASTER A120 Torch Initial Kerf Width Material Gas Pressure Arc Voltage Working Travel Speed Piercing Pierce Delay @ Rec. Thickness (Air) Height Height Speed (mm) (torch lead Volts (mm) (mm/min) (mm) (sec) (mm) length) 1670 1140 5.2 (7.6) 5.5 (15.2) Edge Start BOLD TYPE indicates maximum piercing parameters.
  • Page 48 CUTMASTER A120 Aluminum Air Plasma / Air Shield Starter Cartridge Standard Shield Cup Deflector Heavy Duty Starter Electrode Maximum Life Shield Cup Cartridge 9-8218 9-8213 9-8243 9-8208 9-8232 9-8237 9-8277 Torch Initial Kerf Width Gas Pressure Material Arc Voltage Working Travel Speed Piercing Pierce Delay @ Rec.
  • Page 49 CUTMASTER A120 Torch Initial Kerf Width Material Gas Pressure Arc Voltage Working Travel Speed Piercing Pierce Delay @ Rec. Thickness (Air) Height Height Speed (mm) (torch lead Volts (mm) (mm/min) (mm) (sec) (mm) length) 7620 3500 2350 4.8 (7.6m) 2170 1740 5.2 (15.2m) 1015...
  • Page 50 CUTMASTER A120 Mild Steel Air Plasma / Air Shield Starter Cartridge Standard Shield Cup Deflector Heavy Duty Starter Electrode Maximum Life Shield Cup Cartridge 9-8218 9-8213 9-8243 9-8210 9-8232 9-8237 9-8277 Torch Initial Kerf Width Gas Pressure Material Arc Voltage Working Travel Speed Piercing Pierce Delay @ Rec.
  • Page 51 CUTMASTER A120 Torch Initial Kerf Width Material Gas Pressure Arc Voltage Working Travel Speed Piercing Pierce Delay @ Rec. Thickness (Air) Height Height Speed (mm) (torch lead Volts (mm) (mm/min) (mm) (sec) (mm) length) 7540 7015 0.10 4570 0.10 3650 0.20 2465 0.20...
  • Page 52 CUTMASTER A120 Stainless Steel Air Plasma / Air Shield Starter Cartridge Standard Shield Cup Deflector Heavy Duty Starter Electrode Maximum Life Shield Cup Cartridge 9-8218 9-8213 9-8243 9-8210 9-8232 9-8237 9-8277 Torch Initial Kerf Width Gas Pressure Material Arc Voltage Working Travel Speed Piercing Pierce Delay @ Rec.
  • Page 53 CUTMASTER A120 Torch Initial Kerf Width Material Gas Pressure Arc Voltage Working Travel Speed Piercing Pierce Delay @ Rec. Thickness (Air) Height Height Speed (mm) (torch lead Volts (mm) (mm/min) (mm) (sec) (mm) length) 10890 0.00 7560 0.10 4365 0.10 2865 0.20 2195...
  • Page 54 CUTMASTER A120 Aluminum Air Plasma / Air Shield Starter Cartridge Standard Shield Cup Deflector Heavy Duty Starter Electrode Maximum Life Shield Cup Cartridge 9-8218 9-8213 9-8243 9-8210 9-8232 9-8237 9-8277 Torch Initial Kerf Width Gas Pressure Material Arc Voltage Working Travel Speed Piercing Pierce Delay @ Rec.
  • Page 55 CUTMASTER A120 Torch Initial Kerf Width Material Gas Pressure Arc Voltage Working Travel Speed Piercing Pierce Delay @ Rec. Thickness (Air) Height Height Speed (mm) (torch lead Volts (mm) (mm/min) (mm) (sec) (mm) length) 17010 0.00 7680 0.10 6410 0.10 5230 0.20 4010...
  • Page 56 CUTMASTER A120 Mild Steel Air Plasma / Air Shield Starter Cartridge Standard Shield Cup Deflector Heavy Duty Starter Electrode Maximum Life Shield Cup Cartridge 9-8218 9-8213 9-8243 9-8211 9-8232 9-8237 9-8277 Torch Initial Kerf Width Gas Pressure Material Arc Voltage Working Travel Speed Piercing Pierce Delay @ Rec.
  • Page 57 CUTMASTER A120 Torch Initial Kerf Width Material Gas Pressure Arc Voltage Working Travel Speed Piercing Pierce Delay @ Rec. Thickness (Air) Height Height Speed (mm) (torch lead Volts (mm) (mm/min) (mm) (sec) (mm) length) 8915 0.00 7415 0.10 5915 0.10 4095 0.30 3325...
  • Page 58 CUTMASTER A120 Stainless Steel Air Plasma / Air Shield Starter Cartridge Standard Shield Cup Deflector Heavy Duty Starter Electrode Maximum Life Shield Cup Cartridge 9-8218 9-8213 9-8243 9-8211 9-8232 9-8237 9-8277 Torch Initial Kerf Width Gas Pressure Material Arc Voltage Working Travel Speed Piercing Pierce Delay @ Rec.
  • Page 59 CUTMASTER A120 Torch Initial Kerf Width Material Gas Pressure Arc Voltage Working Travel Speed Piercing Pierce Delay @ Rec. Thickness (Air) Height Height Speed (mm) (torch lead Volts (mm) (mm/min) (mm) (sec) (mm) length) 9020 0.00 8380 0.00 7730 0.10 5865 0.20 3410...
  • Page 60 CUTMASTER A120 Aluminum Air Plasma / Air Shield Starter Cartridge Standard Shield Cup Deflector Heavy Duty Starter Electrode Maximum Life Shield Cup Cartridge 9-8218 9-8213 9-8243 9-8211 9-8232 9-8237 9-8277 Torch Initial Kerf Width Gas Pressure Material Arc Voltage Working Travel Speed Piercing Pierce Delay @ Rec.
  • Page 61 CUTMASTER A120 Torch Initial Kerf Width Material Gas Pressure Arc Voltage Working Travel Speed Piercing Pierce Delay @ Rec. Thickness (Air) Height Height Speed (mm) (torch lead Volts (mm) (mm/min) (mm) (sec) (mm) length) 0.00 8890 8420 0.00 0.10 7170 5710 0.20 0.20...
  • Page 62 CUTMASTER A120 Mild Steel 100A Air Plasma / Air Shield Starter Cartridge Standard Shield Cup Deflector Heavy Duty Starter Electrode Maximum Life Shield Cup Cartridge 9-8213 9-8218 9-8243 9-8212 9-8232 9-8237 9-8277 Torch Initial Kerf Width Gas Pressure Material Arc Voltage Working Travel Speed Piercing Pierce Delay...
  • Page 63 CUTMASTER A120 Torch Initial Kerf Width Material Gas Pressure Arc Voltage Working Travel Speed Piercing Pierce Delay @ Rec. Thickness (Air) Height Height Speed (mm) (torch lead Volts (mm) (mm/min) (mm) (sec) (mm) length) 2200 0.10 2030 0.10 1790 0.20 5.2 (7.6m) 1310 0.40...
  • Page 64 CUTMASTER A120 Stainless Steel 100A Air Plasma / Air Shield Starter Cartridge Standard Shield Cup Deflector Heavy Duty Starter Electrode Maximum Life Shield Cup Cartridge 9-8218 9-821 9-8243 9-8212 9-8232 9-8237 9-8277 Torch Initial Kerf Width Gas Pressure Material Arc Voltage Working Travel Speed Piercing Pierce Delay...
  • Page 65 CUTMASTER A120 Torch Initial Kerf Width Material Gas Pressure Arc Voltage Working Travel Speed Piercing Pierce Delay @ Rec. Thickness (Air) Height Height Speed (mm) (torch lead Volts (mm) (mm/min) (mm) (sec) (mm) length) 2630 0.00 2080 0.10 1575 0.20 5.2 (7.6m) 1255 0.30...
  • Page 66 CUTMASTER A120 Aluminum 100A Air Plasma / Air Shield Starter Cartridge Standard Shield Cup Deflector Heavy Duty Starter Electrode Maximum Life Shield Cup Cartridge 9-8218 9-8213 9-8243 9-8212 9-8232 9-8237 9-8277 Torch Initial Kerf Width Gas Pressure Material Arc Voltage Working Travel Speed Piercing Pierce Delay @ Rec.
  • Page 67 CUTMASTER A120 Torch Initial Kerf Width Material Gas Pressure Arc Voltage Working Travel Speed Piercing Pierce Delay @ Rec. Thickness (Air) Height Height Speed (mm) (torch lead Volts (mm) (mm/min) (mm) (sec) (mm) length) 2630 0.00 2080 0.10 1575 0.20 5.2 (7.6m) 1255 0.30...
  • Page 68 CUTMASTER A120 Mild Steel 120A Air Plasma / Air Shield Starter Cartridge Standard Shield Cup Deflector Heavy Duty Starter Electrode Maximum Life Shield Cup Cartridge 9-8218 9-8213 9-8243 9-8233 9-8232 9-8237 9-8277 Torch Initial Kerf Width Gas Pressure Material Arc Voltage Working Travel Speed Piercing Pierce Delay...
  • Page 69 CUTMASTER A120 Torch Initial Kerf Width Material Gas Pressure Arc Voltage Working Travel Speed Piercing Pierce Delay @ Rec. Thickness (Air) Height Height Speed (mm) (torch lead Volts (mm) (mm/min) (mm) (sec) (mm) length) 3990 2950 10.0 2100 12.0 1860 5.5 (7.6m) 15.0 1320...
  • Page 70 CUTMASTER A120 Stainless Steel 120A Air Plasma / Air Shield Starter Cartridge Standard Shield Cup Deflector Heavy Duty Starter Electrode Maximum Life Shield Cup Cartridge 9-8218 9-8213 9-8243 9-8233 9-8232 9-8237 9-8277 Torch Initial Kerf Width Gas Pressure Material Arc Voltage Working Travel Speed Piercing Pierce Delay...
  • Page 71 CUTMASTER A120 Torch Initial Kerf Width Material Gas Pressure Arc Voltage Working Travel Speed Piercing Pierce Delay @ Rec. Thickness (Air) Height Height Speed (mm) (torch lead Volts (mm) (mm/min) (mm) (sec) (mm) length) 4800 3520 2390 5.5 (7.6m) 1750 1160 5.5 (15.2m) Edge Start...
  • Page 72 CUTMASTER A120 Aluminum 120A Air Plasma / Air Shield Starter Cartridge Standard Shield Cup Deflector Heavy Duty Starter Electrode Maximum Life Shield Cup Cartridge 9-8218 9-8213 9-8243 9-8233 9-8232 9-8237 9-8277 Torch Initial Kerf Width Gas Pressure Material Arc Voltage Working Travel Speed Piercing Pierce Delay @ Rec.
  • Page 73 CUTMASTER A120 Torch Initial Kerf Width Material Gas Pressure Arc Voltage Working Travel Speed Piercing Pierce Delay @ Rec. Thickness (Air) Height Height Speed (mm) (torch lead Volts (mm) (mm/min) (mm) (sec) (mm) length) 4770 3650 2660 5.5 (7.6m) 2100 5.5 (15.2m) 1445 Edge Start...
  • Page 74 CUTMASTER A120 This Page Intentionally Blank OPERATION Manual 0-4989 4T-38...
  • Page 75 CUTMASTER A120 This Page Intentionally Blank Manual 0-4989 OPERATION 4T-39...

  • Page 76: 09 Recommended Cutting Speeds For Machine And Automated Torches With Shielded Tip

    CUTMASTER A120 4T.09 Recommended Cutting Speeds for Machine and Automated Torches With Shielded Tip Mild Steel Air Plasma / Air Shield Starter Cartridge Shield Cap Maximum Life Shield Cup Heavy Duty Starter Electrode Cartridge 9-8213 9-8245 9-8237 9-8208 9-8232 9-8277 Torch Initial Kerf Width Gas Pressure Material...
  • Page 77 CUTMASTER A120 Torch Initial Kerf Width Material Gas Pressure Arc Voltage Working Travel Speed Piercing Pierce Delay @ Rec. Thickness (Air) Height Height Speed (mm) (torch lead Volts (mm) (mm/min) (mm) (sec) (mm) length) 3266 2239 1794 1651 5.2 (7.6) 1578 5.5 (15.2) 1256...
  • Page 78 CUTMASTER A120 Stainless Steel Air Plasma / Air Shield Starter Cartridge Shield Cap Maximum Life Shield Cup Heavy Duty Starter Electrode Cartridge 9-8213 9-8245 9-8237 9-8208 9-8232 9-8277 Torch Initial Kerf Width Gas Pressure Material Arc Voltage Working Travel Speed Piercing Pierce Delay @ Rec.
  • Page 79 CUTMASTER A120 Torch Initial Kerf Width Material Gas Pressure Arc Voltage Working Travel Speed Piercing Pierce Delay @ Rec. Thickness (Air) Height Height Speed (mm) (torch lead Volts (mm) (mm/min) (mm) (sec) (mm) length) 1670 1140 5.2 (7.6) 5.5 (15.2) BOLD TYPE indicates maximum piercing parameters.
  • Page 80 CUTMASTER A120 Aluminum Air Plasma / Air Shield Starter Cartridge Shield Cap Maximum Life Shield Cup Heavy Duty Starter Electrode Cartridge 9-8213 9-8245 9-8237 9-8208 9-8232 9-8277 Torch Initial Kerf Width Gas Pressure Material Arc Voltage Working Travel Speed Piercing Pierce Delay @ Rec.
  • Page 81 CUTMASTER A120 Torch Initial Kerf Width Material Gas Pressure Arc Voltage Working Travel Speed Piercing Pierce Delay @ Rec. Thickness (Air) Height Height Speed (mm) (torch lead Volts (mm) (mm/min) (mm) (sec) (mm) length) 7660 3490 2350 5.2 (7.6) 2170 1630 5.5 (15.2) 10.0...
  • Page 82 CUTMASTER A120 Mild Steel Air Plasma / Air Shield Starter Cartridge Shield Cap Maximum Life Shield Cup Heavy Duty Starter Electrode Cartridge 9-8213 9-8238 9-8237 9-8210 9-8232 9-8277 Torch Initial Kerf Width Gas Pressure Material Arc Voltage Working Travel Speed Piercing Pierce Delay @ Rec.
  • Page 83 CUTMASTER A120 Torch Initial Kerf Width Material Gas Pressure Arc Voltage Working Travel Speed Piercing Pierce Delay @ Rec. Thickness (Air) Height Height Speed (mm) (torch lead Volts (mm) (mm/min) (mm) (sec) (mm) length) 6804 5942 0.10 5080 0.10 3316 0.20 2794 0.20...
  • Page 84 CUTMASTER A120 Stainless Steel Air Plasma / Air Shield Starter Cartridge Shield Cap Maximum Life Shield Cup Heavy Duty Starter Electrode Cartridge 9-8213 9-8238 9-8237 9-8210 9-8232 9-8277 Torch Initial Kerf Width Gas Pressure Material Arc Voltage Working Travel Speed Piercing Pierce Delay @ Rec.
  • Page 85 CUTMASTER A120 Torch Initial Kerf Width Material Gas Pressure Arc Voltage Working Travel Speed Piercing Pierce Delay @ Rec. Thickness (Air) Height Height Speed (mm) (torch lead Volts (mm) (mm/min) (mm) (sec) (mm) length) 4590 0.00 3925 0.10 3285 0.10 1985 0.20 1850...
  • Page 86 CUTMASTER A120 Aluminum Air Plasma / Air Shield Starter Cartridge Shield Cap Maximum Life Shield Cup Heavy Duty Starter Electrode Cartridge 9-8213 9-8238 9-8237 9-8210 9-8232 9-8277 Torch Initial Kerf Width Gas Pressure Material Arc Voltage Working Travel Speed Piercing Pierce Delay @ Rec.
  • Page 87 CUTMASTER A120 Torch Initial Kerf Width Material Gas Pressure Arc Voltage Working Travel Speed Piercing Pierce Delay @ Rec. Thickness (Air) Height Height Speed (mm) (torch lead Volts (mm) (mm/min) (mm) (sec) (mm) length) 8890 0.00 8890 0.10 7070 0.10 5095 0.20 3335...
  • Page 88 CUTMASTER A120 Mild Steel Air Plasma / Air Shield Starter Cartridge Shield Cap Maximum Life Shield Cup Heavy Duty Starter Electrode Cartridge 9-8213 9-8239 9-8237 9-8211 9-8232 9-8277 Torch Kerf Width Gas Pressure Material Initial Piercing Arc Voltage Working Travel Speed Pierce Delay @ Rec.
  • Page 89 CUTMASTER A120 Torch Kerf Width Material Gas Pressure Initial Piercing Arc Voltage Working Travel Speed Pierce Delay @ Rec. Thickness (Air) Height Height Speed (mm) (torch lead Volts (mm) (mm/min) (mm) (sec) (mm) length) 0.00 7895 6395 0.10 4895 0.10 4025 0.30 3300...
  • Page 90 CUTMASTER A120 Stainless Steel Air Plasma / Air Shield Starter Cartridge Shield Cap Maximum Life Shield Cup Heavy Duty Starter Electrode Cartridge 9-8213 9-8239 9-8237 9-8211 9-8232 9-8277 Torch Kerf Width Gas Pressure Material Initial Piercing Arc Voltage Working Travel Speed Pierce Delay @ Rec.
  • Page 91 CUTMASTER A120 Torch Kerf Width Material Gas Pressure Initial Piercing Arc Voltage Working Travel Speed Pierce Delay @ Rec. Thickness (Air) Height Height Speed (mm) (torch lead Volts (mm) (mm/min) (mm) (sec) (mm) length) 0.00 9410 8120 0.00 6830 0.10 5635 0.20 4010...
  • Page 92 CUTMASTER A120 Aluminum Air Plasma / Air Shield Starter Cartridge Shield Cap Maximum Life Shield Cup Heavy Duty Starter Electrode Cartridge 9-8213 9-8239 9-8237 9-8211 9-8232 9-8277 Torch Initial Kerf Width Gas Pressure Material Arc Voltage Working Travel Speed Piercing Pierce Delay @ Rec.
  • Page 93 CUTMASTER A120 Torch Initial Kerf Width Material Gas Pressure Arc Voltage Working Travel Speed Piercing Pierce Delay @ Rec. Thickness (Air) Height Height Speed (mm) (torch lead Volts (mm) (mm/min) (mm) (sec) (mm) length) 0.00 9020 0.00 7595 0.10 6165 0.20 5045 5.9 (7.6m)
  • Page 94 CUTMASTER A120 Mild Steel 100A Air Plasma / Air Shield Starter Cartridge Shield Cap Maximum Life Shield Cup Heavy Duty Starter Electrode Cartridge 9-8213 9-8239 9-8237 9-8233 9-8232 9-8277 Torch Initial Kerf Width Gas Pressure Material Arc Voltage Working Travel Speed Piercing Pierce Delay @ Rec.
  • Page 95 CUTMASTER A120 Torch Initial Kerf Width Material Gas Pressure Arc Voltage Working Travel Speed Piercing Pierce Delay @ Rec. Thickness (Air) Height Height Speed (mm) (torch lead Volts (mm) (mm/min) (mm) (sec) (mm) length) 0.00 2210 1960 0.10 1665 0.20 1185 0.30 0.40...
  • Page 96 CUTMASTER A120 Stainless Steel 100A Air Plasma / Air Shield Starter Cartridge Shield Cap Maximum Life Shield Cup Heavy Duty Starter Electrode Cartridge 9-8213 9-8239 9-8237 9-8212 9-8232 9-8277 Torch Initial Kerf Width Gas Pressure Material Arc Voltage Working Travel Speed Piercing Pierce Delay @ Rec.
  • Page 97 CUTMASTER A120 Torch Initial Kerf Width Material Gas Pressure Arc Voltage Working Travel Speed Piercing Pierce Delay @ Rec. Thickness (Air) Height Height Speed (mm) (torch lead Volts (mm) (mm/min) (mm) (sec) (mm) length) 2900 0.00 2265 0.10 1685 0.20 5.2 (7.6m) 1285 0.30...
  • Page 98 CUTMASTER A120 Aluminum 100A Air Plasma / Air Shield Starter Cartridge Shield Cap Maximum Life Shield Cup Heavy Duty Starter Electrode Cartridge 9-8213 9-8239 9-8237 9-8212 9-8232 9-8277 Torch Initial Kerf Width Gas Pressure Material Arc Voltage Working Travel Speed Piercing Pierce Delay @ Rec.
  • Page 99 CUTMASTER A120 Torch Initial Kerf Width Material Gas Pressure Arc Voltage Working Travel Speed Piercing Pierce Delay @ Rec. Thickness (Air) Height Height Speed (mm) (torch lead Volts (mm) (mm/min) (mm) (sec) (mm) length) 0.00 2920 2135 0.10 1470 0.20 5.2 (7.6m) 1230 0.30...
  • Page 100 CUTMASTER A120 Mild Steel 120A Air Plasma / Air Shield Starter Cartridge Shield Cap Maximum Life Shield Cup Heavy Duty Starter Electrode Cartridge 9-8213 9-8256 9-8237 9-8233 9-8232 9-8277 Torch Initial Kerf Width Gas Pressure Material Arc Voltage Working Travel Speed Piercing Pierce Delay @ Rec.
  • Page 101 CUTMASTER A120 Torch Initial Kerf Width Material Gas Pressure Arc Voltage Working Travel Speed Piercing Pierce Delay @ Rec. Thickness (Air) Height Height Speed (mm) (torch lead Volts (mm) (mm/min) (mm) (sec) (mm) length) 5.08 0.20 4270 3070 5.08 2120 0.30 1960 5.08...
  • Page 102 CUTMASTER A120 Stainless Steel 120A Air Plasma / Air Shield Starter Cartridge Shield Cap Maximum Life Shield Cup Heavy Duty Starter Electrode Cartridge 9-8213 9-8256 9-8237 9-8233 9-8232 9-8277 Torch Initial Kerf Width Gas Pressure Material Arc Voltage Working Travel Speed Piercing Pierce Delay @ Rec.
  • Page 103 CUTMASTER A120 Torch Initial Kerf Width Material Gas Pressure Arc Voltage Working Travel Speed Piercing Pierce Delay @ Rec. Thickness (Air) Height Height Speed (mm) (torch lead Volts (mm) (mm/min) (mm) (sec) (mm) length) 4800 3520 2410 5.5 (7.6m) 1850 5.5 (15.2m) 1190 Edge Start...
  • Page 104 CUTMASTER A120 Aluminum 120A Air Plasma / Air Shield Starter Cartridge Shield Cap Maximum Life Shield Cup Heavy Duty Starter Electrode Cartridge 9-8213 9-8256 9-8237 9-8233 9-8232 9-8277 Torch Initial Kerf Width Gas Pressure Material Arc Voltage Working Travel Speed Piercing Pierce Delay @ Rec.
  • Page 105 CUTMASTER A120 Torch Initial Kerf Width Material Gas Pressure Arc Voltage Working Travel Speed Piercing Pierce Delay @ Rec. Thickness (Air) Height Height Speed (mm) (torch lead Volts (mm) (mm/min) (mm) (sec) (mm) length) 4770 3650 2660 5.5 (7.6m) 2100 5.5 (15.2m) 1355 Edge Start...

  • Page 106: Patent Information

    CUTMASTER A120 PATENT INFORMATION Plasma Cutting Torch Patents The following parts are covered under U.S. and Foreign Patents as follows: Catalog # Description Patent(s) 9-8215 Electrode US Pat No(s) 6163008; 6987238 Other Pat(s) Pending 9-8232 Electrode US Pat No(s) 6163008; 6987238 Other Pat(s) Pending 9-8213 Cartridge...
  • Page 107 CUTMASTER A120 Catalog # Description Patent(s) 9-8239 Shield Cap US Pat No(s) 6914211; D496951 Other Pat(s) Pending 9-8244 Shield Cap US Pat No(s) 6914211; D505309 Other Pat(s) Pending 9-8245 Shield Cap US Pat No(s) 6914211; D496951 Other Pat(s) Pending The following parts are also licensed under U.S. Patent No. 5,120,930 and 5,132,512: Catalog # Description 9-8235...
  • Page 108 CUTMASTER A120 This Page Intentionally Blank OPERATION Manual 0-4989 4T-72...

  • Page 109: Section 5 System: Service

    CUTMASTER A120 SECTION 5 SYSTEM: SERVICE 5.01 General Maintenance Maintain more often Warning! if used under severe Disconnect input power before maintaining. conditions Each Use Visual check of torch tip and electrode Weekly Visually inspect the cables and leads. Replace as needed Visually inspect the torch body tip, electrode, start cartridge and shield cup 3 Months...

  • Page 110: Maintenance Schedule

    4. Worn torch parts 5. Cutting current too low. Daily Operational Checks or Every Six Cutting 6. Non - Genuine Victor Thermal Hours: Dynamics parts used 1. Check torch consumable parts, replace if damaged or 7. Incorrect gas pressure worn.

  • Page 111: Fault Indicator

    CUTMASTER A120 5.04 Fault Indicator At initial power up, two lights will temporarily illuminate for 2-3 seconds to show the version of software used. To determine the first digit, count the function indicators left to right, 1 through 5. To determine the second digit count the pressure indicators, reading from bottom to top, 0 through 7. In the example below the Temp indicator and 76 psi indicators are ON indicating the version would be 2.3.

  • Page 112: Basic Troubleshooting Guide

    CUTMASTER A120 5.05 Basic Troubleshooting Guide WARNING There are extremely dangerous voltage and power levels present inside this unit. Do not attempt to diagnose or repair unless you have had training in power electronics measurement and troubleshooting techniques. Problem - Symptom Possible Cause Recommended Action ON / OFF Switch 1.
  • Page 113 CUTMASTER A120 Problem - Symptom Possible Cause Recommended Action FAULT & 80 PSI 1. Torch shield cup is loose. 1. Tighten shield cup by hand. Do not overtighten. indicators flashing. 2. Torch tip, electrode or starter 2. Turn OFF power supply. Remove shield cup. Install Gas flow is cycling cartridge missing.

  • Page 114: Power Supply Basic Parts Replacement

    CUTMASTER A120 C. Filter Element Assembly Replacement 5.06 Power Supply Basic Parts Replacement The Filter Element Assembly is in the rear panel. For better system performance, the filter element should be checked per the Maintenance Schedule (Subsection 5.02), and either WARNING cleaned or replaced.
  • Page 115 CUTMASTER A120 5. Remove the fitting from the filter element assembly Optional Single-Stage Filter Element Replacement by inserting a 6 mm hex wrench into the internal hex These instructions apply to power supplies where the optional fitting and turning it counter clock-wise (left). Numbers Single-Stage Filter has been installed. 4 and 5 in the previous illustration.
  • Page 116 CUTMASTER A120 Optional Two-Stage Filter Element Replacement The Two-Stage Air Filter has two Filter Elements. When the Filter Elements become dirty the Power Supply will continue to oper- ate but cut quality may become unacceptable. Refer to Section 6, Parts List, for replacement filter element catalog number. 1. Shut OFF primary input power. 2.

  • Page 117: Section 5 Torch: Service

    CUTMASTER A120 SECTION 5 TORCH: SERVICE Upper Groove 5T.01 General Maintenance with Vent Holes Must Remain Open NOTE Upper O-Ring Refer to Previous "Section 5 System" for common in Correct Groove and fault indicator descriptions. Threads Cleaning Torch Lower O-Ring Art # A-03725 Torch Head O-Ring Even if precautions are taken to use only clean air with a...

  • Page 118: 02 Inspection And Replacement Of Consumable Torch Parts

    CUTMASTER A120 Good Tip Worn Tip 5T.02 Inspection and Replacement of Consumable Torch Parts WARNING A-03406 Disconnect primary power to the system before Example of Tip Wear disassembling the torch or torch leads. DO NOT touch any internal torch parts while the AC 5.

  • Page 119: Section 6: Parts Lists

    CUTMASTER A120 SECTION 6: PARTS LISTS 6.01 Introduction A. Parts List Breakdown The parts list provide a breakdown of all replaceable components. The parts lists are arranged as follows: Section "6.03 Power Supply Replacement" Section "6.04 Replacement Power Supply Parts" Section "6.05 Options and Accessories"...

  • Page 120: Replacement Power Supply Parts

    CUTMASTER A120 6.04 Replacement Power Supply Parts Description Catalog # Regulator 9-0115 Filter Assembly Replacement Element 9-0116 Input Power Cord for 208 / 230 V Power Supply 9-0191 Input Power Cord for 400 V Power Supply 9-0216 6.05 Options and Accessories Description Catalog # Single - Stage Filter Kit (includes Filter &...
  • Page 121 CUTMASTER A120 This Page Intentionally Blank Manual 0-4989 PARTS LIST...

  • Page 122: Torch Replacement Parts Sl100Sv Torch (With Solenoid On Mounting Tube)

    CUTMASTER A120 6.06 Torch Replacement Parts SL100SV Torch (with Solenoid on Mounting Tube) Item No. Description Catalog No. Torch Head Assembly without leads (includes items 2, 3, and 14) 9-8220 Large O-Ring 8-3487 Small O-Ring 8-3486 PIP Switch Kit 9-7036 PIP Plunger and Return Spring Kit 9-7045 Automated Leads Assemblies with ATC connectors...
  • Page 123 CUTMASTER A120 Art # A-07113 Manual 0-4989 PARTS LIST...

  • Page 124: Torch Consumable Parts (Sl100)

    CUTMASTER A120 6.07 Torch Consumable Parts (SL100) Ohmic Clip Automation Torch Ohmic Clip 9-8224 Manual Torch 9-8259 20-40A Shield Tip: Shield Cap, Machine Cup Body, STANDOFF 40A 9-8245 9-8237 CUTTING 9-8205 Shield Cap, Deflector Shield Cup 9-8206 9-8243 9-8218 9-8208 Drag Shield Cup 9-8235 50-60A...

  • Page 125: Replacement Parts For Hand Torch

    CUTMASTER A120 6.08 Replacement Parts for Hand Torch Item # Description Catalog # Torch Handle Replacement Kit (includes items No. 2 & 3) 9-7030 Trigger Assembly Replacement Kit 9-7034 Handle Screw Kit (5 each, 6-32 x 1/2” cap screw, and wrench) 9-8062 Torch Head Assembly Replacement Kit (includes items No.
  • Page 126 CUTMASTER A120 This Page Intentionally Blank PARTS LIST Manual 0-4989...

  • Page 127: Appendix 1: Sequence Of Operation (Block Diagram

    CUTMASTER A120 APPENDIX 1: SEQUENCE OF OPERATION (BLOCK DIAGRAM) ACTION: ACTION: ACTION: ACTION: RUN / Rapid Auto Restart / ON / OFF switch to ON Close external RUN / SET / LATCH disconnect switch. Rapid Auto Restart / switch to RUN RESULT: SET / LATCH switch RESULT:...

  • Page 128: Appendix 2: Data Tag Information

    CUTMASTER A120 APPENDIX 2: DATA TAG INFORMATION West Lebanon, NH USA 03784 Manufacturer's Name and/or Logo, Location, Model and Revision Level, Serial Number M odel : and Production Code Dat e of M f r : Made in USA Type of Power Regulatory Standard Covering 1/ 3 Supply (Note 1)
  • Page 129 CUTMASTER A120 Manual 0-4989 APPENDIX...

  • Page 130: Appendix 3: Torch Pin - Out Diagrams

    CUTMASTER A120 APPENDIX 3: TORCH PIN - OUT DIAGRAMS A. Hand Torch Pin - Out Diagram ATC Female Receptacle ATC Male Connector Front View Front View Negative / Negative / Plasma Plasma 8 - Open 8 - Ground 4 - Green / Switch 4 - Switch 3 - Switch...
  • Page 131 CUTMASTER A120 B. Mechanized (Machine) Torch Pin - Out Diagram ATC Female Receptacle UNSHIELDED MACHINE TORCH ATC Male Connector Front View Front View Negative / Plasma Negative / Plasma 8 - Green - 4- Black - Pendant Pendant 4 - Switch Connector 8 - Ground Connector...

  • Page 132: Appendix 4: Torch Connection Diagrams

    CUTMASTER A120 APPENDIX 4: TORCH CONNECTION DIAGRAMS A. Hand Torch Connection Diagram Torch: SL60 / SL100 Hand Torch Leads: Torch Leads with ATC Connector Power Supply: with ATC Receptacle Male ATC Leads ATC Female Receptacle Power Connector Torch Torch Supply Head Leads Black...
  • Page 133 CUTMASTER A120 B. Mechanized Torch Connection Diagram Torch: Unshielded Mechanized SL100 Machine Torch Leads: Leads with ATC Connector and Remote Pendant Connector To Remote Control Power Supply: with ATC Female Receptacle Remote ATC Female Male Pendant Receptacle ATC Leads Connector Connector Power Torch...

  • Page 134: Appendix 5: System Schematic, 208/460V Units

    CUTMASTER A120 APPENDIX 5: SYSTEM SCHEMATIC, 208/460V UNITS PRI 4 PRI 4 PRI 3 PRI 3 BIAS SUPPLY PRI 2 PRI 2 PRI 2 PRI 2 INRUSH +12VDC RESISTORS PRI 1 PRI 1 PRI 1 PRI 1 MTH1 MTH1 MTH2 MTH2 /INRUSH +12VDC...
  • Page 135 A-09132_AC Revisions Revisions Revisions Date Date Date PCB No: PCB No: PCB No: VICTOR TECHNOLOGIES VICTOR TECHNOLOGIES VICTOR TECHNOLOGIES INTRO ECO-B935 Assy No: Assy No: Assy No: 05/21/08 16052 Swingley Ridge Road 16052 Swingley Ridge Road 16052 Swingley Ridge Road...

  • Page 136: Appendix 6: System Schematic, 400/600V Units

    CUTMASTER A120 APPENDIX 6: SYSTEM SCHEMATIC, 400/600V UNITS PRI 4 PRI 4 PRI 3 PRI 3 BIAS SUPPLY PRI 2 PRI 2 PRI 2 PRI 2 INRUSH +12VDC RESISTORS PRI 1 PRI 1 PRI 1 PRI 1 MTH1 MTH1 MTH2 MTH2 CHOKE /INRUSH...
  • Page 137 A-09130_AD Revisions Revisions Revisions Date Date Date PCB No: PCB No: PCB No: VICTOR TECHNOLOGIES VICTOR TECHNOLOGIES VICTOR TECHNOLOGIES Assy No: Assy No: Assy No: INTRO ECO B1357 03/31/09 16052 Swingley Ridge Road 16052 Swingley Ridge Road 16052 Swingley Ridge Road...

  • Page 138: Appendix 7: Raw Arc Voltage

    CUTMASTER A120 APPENDIX 7: RAW ARC VOLTAGE If raw arc voltage is necessary for the torch height control, the customer must supply an 18 AWG (1.0 mm2), single pair, unshielded cable rated for 300V or greater. All work must be performed following applicable local and national codes.
  • Page 139 CUTMASTER A120 Art # A-10288 Work1 (+) Polarity -V out (-) Polarity 5. Tighten the strain relief. 6. Replace the cover. 7. Connect the cable to negative and positive of Torch Height Control . Manual 0-4989 APPENDIX A-13...

  • Page 140: Appendix 8: Publication History

    Nov. 6, 2013 Updated Declaration of Conformity. Made the following changes per ECO B2527: updated cover to show new Victor Thermal Dynamics trade dress, updated thank you text, changed headers and footers, changed logo on art on pages A-2, A-7, A-9, updated rear cover.
  • Page 141 This Page Intentionally Blank...
  • Page 142 I N N O V A T I O N T O S H A P E T H E W O R L D ™ U.S. Customer Care: 800-426-1888 / FAX 800-535-0557 Canada Customer Care: 905-827-4515 / FAX 800-588-1714 International Customer Care: 940-381-1212 / FAX 940-483-8178 Printed in Mexico © 2012 Victor Technologies International, Inc. www.victortechnologies.com...

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