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Unitor UPC 838 Manuel De L'utilisateur

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UPC 838
OM-202 515C
2005−12
Processes
Air Plasma Cutting
and Gouging
Description
Air Plasma Cutter

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Sommaire des Matières pour Unitor UPC 838

  • Page 1 OM-202 515C 2005−12 Processes Air Plasma Cutting and Gouging Description Air Plasma Cutter UPC 838...

  • Page 3: Table Des Matières

    TABLE OF CONTENTS SECTION 1 − SAFETY PRECAUTIONS - READ BEFORE USING ........1-1.
  • Page 4 This information is provided for units with CE certification (see rating label on unit). Miller Electric Mfg. Co. Manufacturer’s Name: 1635 W. Spencer Street Manufacturer’s Address: Appleton, WI 54914 USA UPC 838 Declares that the product: conforms to the following Directives and Standards: Directives Electromagnetic Compatibility Directives: 89/336/EEC, 92/31/EEC Low Voltage Directive: 73/23/EEC...

  • Page 5: Section 1 − Safety Precautions - Read Before Using

    SECTION 1 − SAFETY PRECAUTIONS - READ BEFORE USING pom _nd_8/03 1-1. Symbol Usage Means Warning! Watch Out! There are possible hazards with this procedure! The possible hazards are shown in the adjoining symbols. Y Marks a special safety message. This group of symbols means Warning! Watch Out! possible ELECTRIC SHOCK, MOVING PARTS, and HOT PARTS hazards.
  • Page 6 If inside, ventilate the area and/or use exhaust at the arc to remove EXPLODING PARTS can injure. cutting fumes and gases. If ventilation is poor, use an approved air-supplied respirator. D On inverter power sources, failed parts can ex- Read the Material Safety Data Sheets (MSDSs) and the manufac- plode or cause other parts to explode when turer’s instruction for metals to be cut, coatings, and cleaners.

  • Page 7: Additional Symbols For Installation, Operation, And Maintenance

    1-3. Additional Symbols For Installation, Operation, And Maintenance HOT PARTS can cause severe burns. FIRE OR EXPLOSION hazard. D Do not touch hot parts bare handed. D Do not locate unit on, over, or near combustible surfaces. D Allow cooling period before working on torch. D Do not install unit near flammables.

  • Page 8: Principal Safety Standards

    1-5. Principal Safety Standards Safety in Welding and Cutting, ANSI Standard Z49.1, from American Safe Handling of Compressed Gases in Cylinders, CGA Pamphlet P-1, Welding Society, 550 N.W. LeJeune Rd, Miami FL 33126 from Compressed Gas Association, 1235 Jefferson Davis Highway, Suite 501, Arlington, VA 22202.

  • Page 9: Section 2 − Consignes De Sécurité − Lire Avant Utilisation

    SECTION 2 − CONSIGNES DE SÉCURITÉ − LIRE AVANT UTILISATION pom_fre 8/03 2-1. Signification des symboles Signifie Mise en garde ! Soyez vigilant ! Cette procédure présente des risques de danger ! Ceux-ci sont identifiés par des symboles adjacents aux directives. Y Identifie un message de sécurité...
  • Page 10 Isoler la pince de masse quand pas mis à la pièce pour éviter le Tableau 1. Protection des yeux pour le coupage au plasma d’arc contact avec tout objet métallique. Il y a DU COURANT CONTINU IMPORTANT dans Intensité de courant en ampères Filtre de teinte (minimum) les convertisseurs après la suppression de l’ali- Moins de 20...

  • Page 11: Dangers Supplémentaires En Relation Avec L'installation, Le Fonctionnement Et La Maintenance

    D Un contact électrique ne doit jamais se produire entre un chalumeau LES BOUTEILLES peuvent exploser de plasma d’arc et une bouteille. si elles sont endommagées. D Ne coupez jamais sur une bouteille pressurisée − une explosion en résulterait. Les bouteilles de gaz contiennent du gaz sous haute D Utilisez uniquement des bouteilles de gaz, des détendeurs, des pression.

  • Page 12: Principales Normes De Sécurité

    2-4. Principales normes de sécurité Safety in Welding and Cutting, norme ANSI Z49.1, de l’American Wel- Safe Handling of Compressed Gases in Cylinders, CGA Pamphlet P-1, ding Society, 550 N.W. Lejeune Rd, Miami FL 33126 de la Compressed Gas Association, 1235 Jefferson Davis Highway, Suite 501, Arlington, VA 22202.

  • Page 13: Section 3 − Definitions

    SECTION 3 − DEFINITIONS 3-1. Warning Label Definitions Warning! Watch Out! There are possible hazards as shown by the symbols. Cutting sparks can cause explosion or fire. 1.1 Keep flammables away from cutting. Do not cut near flammables. 1.2 Cutting sparks can cause fires.

  • Page 14: Air Supply Precaution

    Warning! Watch Out! There are possible hazards as shown by the symbols. Electric shock from wiring can kill. Disconnect input plug or power before working on machine. Hazardous voltage remains on input capacitors after power is turned off. Do not touch fully charged >...

  • Page 15: Manufacturer's Rating Label For Ce Products

    3-3. Manufacturer’s Rating Label For CE Products 30A/92V 80A/112V 112V = 380V = 21.6A = 16.7A 1max 1eff = 19.3A = 14.9A 440V 1max 1eff 3-4. Symbols And Definitions NOTE Some symbols are found only on CE products. Plasma Arc Cutting Adjust Air/Gas Amperes Air Pressure...

  • Page 16: Section 4 − Installation

    Voltage DC Cutting 3 Phase Capacity 7/8 in Direct 21.6 14.21 13.50 (22 mm) UPC 838 At 10 IPM Current, 80 A @ 112 80 A @ 112 Air Or Nitrogen Air Or Nitrogen Straight Straight Volts DC, 60% Only...

  • Page 17: Cutting Speed

    4-3. Cutting Speed The cutting speed curve shows the recommended maximum cutting speed capabilities of the power source and torch for mild steel of UPC 838 various thickness. Y Exceeding recommended cutting speeds will cause rapid erosion of the tip and electrode.

  • Page 18: Selecting A Location

    4-4. Selecting a Location 24 in (610 mm) Dimensions And Weight 74 lb (34.6 kg) 17 in (432 mm) 12-1/2 in (318 mm) Lifting Handles Movement Use handles to lift unit. Hand Cart Y Do not move or operate unit Use cart or similar device to move where it could tip.

  • Page 19: Connecting Work Clamp And Gas/Air Supply

    From Gas/Air Supply Tools Needed: Rear of 5/8, 1-1/8 in Unit Ref. 803 640-A / 802 803-A 4-6. Electrical Service Guide UPC 838 Input Voltage Input Amperes At Rated Cutting Capacity 21.6 19.3 Max Recommended Standard Fuse Rating In Amperes Circuit Breaker...

  • Page 20: Connecting Input Power

    4-7. Connecting Input Power Check input voltage available at site. Input And Grounding Conductors Line Disconnect Device See Section 4-6. Y Always connect green wire to supply grounding termi- nal, never to a line terminal. Connect black, brown, and blue wires (L1, L2, L3) to line terminals.

  • Page 21: Section 5 − Operation

    SECTION 5 − OPERATION 5-1. Controls Rear of Unit Gas/Air Pressure Gauge Power light comes On when Power switch is the torch trigger, begin cutting, and release placed in On position. the trigger. To stop cutting, press and release Gas/Air Pressure Adjustment Knob trigger.

  • Page 22: Setting Gas/Air Pressure

    Unit Setting Gas/Air Pressure Ref. 802 140 / Ref. 802 803-A Place Output Control in Gas/Air Set Position Requires Set UPC 838 To 80 PSI Power Switch On 90−150 PSI Supply Select Desired Amperage Set Controls Turn On Gas/Air Supply...

  • Page 23: Sequence Of Operation

    5-3. Sequence Of Operation Do not clean torch by hitting it against a Inspect shield cup, tip, and electrode for hard surface. Hitting hard surfaces can wear before cutting or whenever cutting damage torch parts and stop proper opera- speed has been significantly reduced (see tion.

  • Page 24: Section 6 − Maintenance & Troubleshooting

    SECTION 6 − MAINTENANCE & TROUBLESHOOTING 6-1. Routine Maintenance Maintain more often Y Disconnect power before maintaining. during severe conditions. Each Use Check Torch Check Gas/Air Tip, Electrode, Pressure And Shield Cup Every Week Check Shield Cup Shutdown System 3 Months Service Air Replace Filter/Regulator...

  • Page 25: Trouble Lights

    6-2. Trouble Lights Pressure Light Lights if gas/air pressure is below 50 PSI (345 kPa). Turn power Off, and check for prop- er gas/air pressure (see Section 5-2). Difficulty establishing pilot arc may indicate Cup Light consumables need to be cleaned or replaced. Lights if shield cup is loose.

  • Page 26: Troubleshooting

    6-4. Troubleshooting Trouble Remedy No pilot arc; difficulty in establishing an Clean or replace worn consumables as necessary (see torch Owner’s Manual). arc. Check for damaged torch or torch cable (see torch Owner’s Manual). No cutting output; Power light off; Place Power switch in On position.
  • Page 27 Notes OM-202 515 Page 23...

  • Page 28: Section 7 − Electrical Diagram

    SECTION 7 − ELECTRICAL DIAGRAM Figure 6-1. Circuit Diagram For Power Source OM-202 515 Page 24...
  • Page 29 202 521 OM-202 515 Page 25...

  • Page 30: Section 8 − Parts List

    SECTION 8 − PARTS LIST Hardware is common and not available unless listed. *Service Note: Item 29 is supplied as a two-circuit card assembly. Separate and discard breakaway portion of circuit card assembly located in lower right-hand corner, and replace with circuit card 670 349, Item 66. 802 804-B Figure 7-1.
  • Page 31 Item Dia. Unitor Mkgs. Description Quantity Part No. Figure 7-1. Complete Assembly ....671 222 ..
  • Page 32 ....637 009 ..NAMEPLATE, front polycarb Unitor CE, 205 849 ....
  • Page 33 OR ELECTRODE WILL RUIN TORCH AND VOID WARRANTY . • power before ICE−80C checking torch parts. • CONSUMABLES Check before each use and hourly (UNITOR) during operation. 206 301−A 206 301 Figure 7-3. Consumable Parts For ICE-80C OM-202 515 Page 29...
  • Page 34 Notes...
  • Page 35 Notes...
  • Page 36 Owner’s Record Please complete and retain with your personal records. Model Name Serial/Style Number Purchase Date (Date which equipment was delivered to original customer.) Distributor Address City State Resources Available Always provide Model Name and Serial/Style Number. Contact your Distributor for: Welding Supplies and Consumables Options and Accessories Personal Safety Equipment...

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