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OM-2243 212 113T
2007 −10
Processes
Multiprocess Welding
Description
Arc Welding Power Source
NT 456 CC/CV
File: Multiprocess
Visit our website at
www.MillerWelds.com
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From Miller to You Thank you and congratulations on choosing Miller. Now you can get the job done and get it done right. We know you don’t have time to do it any other way. That’s why when Niels Miller first started building arc welders in 1929, he made sure his products offered long-lasting value and superior quality. Like you, his customers couldn’t afford anything less. Miller products had to be more than the best they could be. They had to be the best you could buy. Today, the people that bu
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TABLE OF CONTENTS SECTION 1 − SAFETY PRECAUTIONS - READ BEFORE USING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 1-1. Symbol Usage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 1-2. Arc Welding Hazards . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 1-3. Additional Symbols For Insta
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Notes
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SECTION 1 − SAFETY PRECAUTIONS - READ BEFORE USING som _2007 −04 7 Protect yourself and others from injury — read and follow these precautions. 1-1. Symbol Usage DANGER! − Indicates a hazardous situation which, if Indicates special instructions. not avoided, will result in death or serious injury. The possible hazards are shown in the adjoining symbols or explained in the text. Indicates a hazardous situation which, if not avoided, could result in death or serious injury. The possible This gro
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Do not use welder to thaw frozen pipes. FUMES AND GASES can be hazardous. Remove stick electrode from holder or cut off welding wire at contact tip when not in use. Welding produces fumes and gases. Breathing Wear oil-free protective garments such as leather gloves, heavy these fumes and gases can be hazardous to your shirt, cuffless trousers, high shoes, and a cap. health. Remove any combustibles, such as a butane lighter or matches, Keep your head out of the fumes. Do not breathe the
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1-3. Additional Symbols For Installation, Operation, And Maintenance FIRE OR EXPLOSION hazard. MOVING PARTS can cause injury. Do not install or place unit on, over, or near Keep away from moving parts such as fans. combustible surfaces. Keep all doors, panels, covers, and guards Do not install unit near flammables. closed and securely in place. Do not overload building wiring − be sure power supply system is Have only qualified persons remove doors, panels, covers, or properly sized,
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1-4. California Proposition 65 Warnings For Gasoline Engines: Welding or cutting equipment produces fumes or gases which contain chemicals known to the State of California to Engine exhaust contains chemicals known to the State of cause birth defects and, in some cases, cancer. (California California to cause cancer, birth defects, or other reproduc- Health & Safety Code Section 25249.5 et seq.) tive harm. For Diesel Engines: Battery posts, terminals and related accessories contain lead and lead
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SECTION 2 − CONSIGNES DE SÉCURITÉ − LIRE AVANT UTILISATION fre_som_2007 −04 7 Se protéger et protéger les autres contre le risque de blessure — lire et respecter ces consignes. 2-1. Symboles utilisés DANGER! − Indique une situation dangereuse qui si on Indique des instructions spécifiques. l’évite pas peut donner la mort ou des blessures graves. Les dangers possibles sont montrés par les symboles joints ou sont expliqués dans le texte. Indique une situation dangereuse qui si on l’évite pas peu
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Il reste une TENSION DC NON NÉGLIGEABLE dans LE SOUDAGE peut provoquer un in les sources de soudage onduleur quand on a cendie ou une explosion. coupé l’alimentation. Le soudage effectué sur des conteneurs fermés tel Arrêter les convertisseurs, débrancher le courant électrique et que des réservoirs, tambours ou des conduites peu décharger les condensateurs d’alimentation selon les instructions provoquer leur éclatement. Des étincelles peuven indiquées dans la partie Entretien avant de toucher
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Protéger les bouteilles de gaz comprimé d’une chaleur excessive, LES ACCUMULATIONS DE GAZ des chocs mécaniques, des dommages physiques, du laitier, des risquent de provoquer des blessures flammes ouvertes, des étincelles et des arcs. ou même la mort. Placer les bouteilles debout en les fixant dans un support station- Fermer l’alimentation du gaz protecteur en cas naire ou dans un porte-bouteilles pour les empêcher de tomber ou de non-utilisation. de se renverser. Veiller toujours à bien
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LES FILS DE SOUDAGE peuvent LE RAYONNEMENT HAUTE FRÉ- provoquer des blessures. QUENCE (H.F.) risque de provoquer des interférences. Ne pas appuyer sur la gâchette avant d’en avoir reçu l’instruction. Le rayonnement haute fréquence (H.F.) peut Ne pas diriger le pistolet vers soi, d’autres per- provoquer des interférences avec les équipe- sonnes ou toute pièce mécanique en enga- ments de radio −navigation et de communica- geant le fil de soudage. tion, les services de sécurité et les ordinat
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2-5. Principales normes de sécurité Safety in Welding, Cutting, and Allied Processes, ANSI Standard Z49.1, L4W 5NS (téléphone : 800-463-6727 ou à Toronto 416-747-4044, site de Global Engineering Documents (téléphone : 1-877-413-5184, site Internet : www.csa-international.org). Internet : www.global.ihs.com). Safe Practice For Occupational And Educational Eye And Face Protec- tion, ANSI Standard Z87.1, de American National Standards Institute, Recommended Safe Practices for the Preparation for We
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OM-2243 Page 10
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SECTION 3 − DEFINITIONS 3-1. Nameplate Safety Symbols 1 Warning! Watch Out! There are possible hazards as 1 1 shown by the symbols. 2 Electric shock from welding electrode or wiring can kill. 3 Sparks from arcing electrode can cause explosion or fire − disconnect cable for process not in use. 4 Read Owner’s Manual for connection procedures. 5 Electric shock from wiring can kill. 56 23 4 6 Disconnect input power before working on unit or making terminal strip connections. Nameplate D-179 389 OM-2
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SECTION 4 − INSTALLATION 4-1. Specifications Amperes Input at Rated Load Rated Welding Amperage/Voltage Output 60 Hz, Three-Phase Model Model Max OCV Max OCV − −DC DC O Output utput Range Range 230 V 460 V 575 V KVA KW 5 − 500A In CC 78 VDC In 450 A @ 38 Volts Mode CC Mode 58 29 23 22.8 21.4 450 Amp 450 Amp DC DC, 100% Duty 100% Duty 10 − 38V In CV 78 VDC In *1.66 *0.83 *0.66 *0.66 *0.26 Cycle Mode CV Mode *While idling 4-2. Duty Cycle And Overheating Duty Cycle is percentage of 10 min- utes th
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4-3. Volt-Ampere Curves Volt-ampere curves show mini- mum and maximum voltage and amperage output capabilities of unit. Curves of other settings fall be- tween curves shown. A. CC Mode 90 80 70 60 50 40 30 20 10 0 0 100 200 300 400 500 600 DC Current B. CV Mode 90 80 70 60 50 40 30 20 10 0 0 100 200 300 400 500 600 700 800 DC Current va_curve1 − 4/95 − 212 111-A / 212 112-A OM-2243 Page 13 DC Voltage DC Voltage
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4-4. Selecting A Location 1 Lifting Eye 2 Lifting Forks Use lifting eye or lifting forks to move unit. Movement If using lifting forks, extend forks 1 beyond opposite side of unit. 3 Rating Label Use rating label to determine input power needs. OR 4 Line Disconnect Device 2 Locate unit near correct input pow- er supply. ! Special installation may be required where gasoline or volatile liquids are present − 4 Location see NEC Article 511 or CEC Section 20. 18 in (460 mm) 3 18 in (460 mm) OM-2243
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4-5. Dimensions And Weights Dimensions A 32-1/2 in (826 mm) including lift eye B 23 in (585 mm) C 38 in (966 mm) including strain relief D 35 in (889 mm) E 1-1/4 in (32 mm) F 21-1/8 in (537 mm) G 1-1/8 in (29 mm) H 7/16 in (11 mm) Dia Weight 376 lb (171 kg) F G H 4 Holes A D C B Front E 800 453-A / 801 530 OM-2243 Page 15
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4-6. Tipping ! Be careful when placing or moving unit over uneven surfaces. 4-7. 115 VAC Receptacle And Circuit Breakers ! Turn Off power before connecting to receptacle. 1 115 V 15 A AC Receptacle RC15 Power is shared between RC15 and Remote 14 receptacle RC14 (see Section 4-11). 2 Circuit Breaker CB1 3 Circuit Breaker CB2 3 CB1 protects the 115 volts ac por- tion of RC14 and RC15 from overload. 2 CB2 protects the 24 volts ac portion of RC14 from overload. Press button to reset breaker. 1 Ref.
