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Istruzioni per l'uso Miller Electric, Modello 400

Produttore : Miller Electric
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File Nome : o189424e_mil.pdf

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NationalElectricalCode,NFPAStandard70,deIaNationalFirePro-CuttingandWeldingProcesses,normeNFPA51B,deIaNationalFire tection Association, Batterymarch Park, Quincy, MA 02269. Protection Association, Batterymarch Park, Quincy, MA 02269. 1-5. Information sur les champs OlectromagnOtlques DonnOessurlesoudageOlectriqueetsureseffets,pourl.organisme, AfinderOduireeschampsOlectromagnOtiquesdansI.environnement des champs magnOtiques basse frOquence de travail, respecter Jes consignes suivantes 1 Garder es cables ensembles en les torsadant ou en es attachant avec du ruban adhOsif. Lecourantdesoudage,pendantsonpassagedans lescablesdesou dage, causera des champs electromagnOtiques. II y a eu et ii y a 2 Mettre tous les cables du cotO oppose de l.opOrateur. encore un certain souci a propos de tels champs. Cependant, aprLs 3 Ne pas courber pas et ne pas entourer pas es cables autour de avoir examine plus de 500 etudes qui ont OtO faites pendant une pO votre corps. node de recherche de 17 ans, un comitO special ruban bleu du ~ Garder le poste de soudage et es cables le plus loin possible National Research Council a conclu: .L.accumulation de preuves, SU~ de vous. vant le jugement du comitO, n.a pas dOmontrO que I.exposition aux 5 Relier Ia pince de masse le plus prLs possible de Ia zone de champs magnOtiques etchamps Olectriques a hautefrOquence reprO soudure. sente un risque a Ia sante humaine.. Toutefois, des etudes sont Consignes relatives aux stimulateurs cardiaques toujours en cours et es preuves continuent a OEtre examinOes. En attendant que les conclusions finales de Ia recherche soient Otablies, ii Les un stimulateur cardiaque doivent avanttout personnes qui portent vous serait souhaitable de rOduire votre exposition aux champs Olec-consulter leur docteur. Si vous OEtes dOclarO apte par votre docteur, II tromagnOtiques pendant le soudage ou le coupage. est alons recommandO de respecter es consignes ci-dessus. OM-189 424 Page 8 - SECTION 2 INSTALLATION 2-1. Specifications Rated Output Max. Open Circuit Voltage Amps Input at Rated Output, 50 or 60 Hz 230 V 400 V I KVA I KW 300 A at 32 VDC, I 240 A at 32 VDC, 38 44.4 25.5 17.9 112.7 60% Duty Cycle 1100% Duty Cycle I I Wire Feed Wire Type and Diameter Speed Dimensions Net Weight Solid Steel .023 -1/16 in (0.6 -1.6 mm) I Stainless Steel I .023 -.035 in (0.6 -0.9 mm) Flux Cored .030 -1/16 in (0.8 -1.6 mm) 50-670 1PM (1.2-1.7 m/min) H: 37 in (940 mm) W: 19 in (483 mm) D: 30-1/4 in (768 mm) 275 lb (125 kg) 2-2. DutyCycleAndOverheating Duty Cycle is percentage of 10 minutes that unit can weld at rated ~HI 400 load without overheating. g~ If unit overheats, thermostat(s) 500 opens, output stops, and cooling fan runs. Wait fifteen minutes for ~0 unit to cool. Reduce amperage or voltage, or duty cycle before z zxj welding. A Exceeding duty cycle can 150 damage unit and void warranty. 100 10 15 30 40 5060708090100 %DUVfcYCLE 100% Duty Cycle At 240 Amperes 0* Continuous Welding Overheating OR Reduce Duty Cycle Minutes sdutyl 5/95 / 5A-1 87 478-A OM-189 424 Page 9 2-3. Volt-Ampere Curve I. i.I H 20 tJ 1 Normal Volt-Ampere Curves The volt-ampere curves show the normal minimum and maximum voltage and amperage output ca pabilities of the welding power source. Curves of other settings fall between the curves shown. 2 Overload Volt-Ampere Curves When unit is used beyond capac ity, circuitry senses the overload and shuts down unit output. Re lease trigger and lower weld volt age setting before trying to weld. This shut down circuitry protects internal circuits and parts from overload damage. 0 0 I I 113 I I ~L5J I I 2~ I I 2~G I I 313 I 3~C) I I 4(I) EL AIVEEFES ST-189 478 2-4. Installing Work Clamp OM-189 424 Page 10 2-5. Installing Welding Gun (Gun Not Included) 4 3 2-6. Setting Gun Polarity For Wire Type - Shown As Shipped Set For Electrode Positive (DCEP) For Solid Steel Or Aluminum Wires (GMAW Process). Wire Drive Assembly Lead To Positive (.) Output Terminal Work Clamp Lead To Negative (-) Output Terminal GUN POLARITY CHANGEOVER CONNECTIONS - Reverse Lead Connections For Electrode Negative (DCEN) For Flux Cored Wires (FCAW Process). Drive Assembly Becomes Negative S.144 449-0 ~=:~ 3/4,11/l6in 1 Drive Assembly 2 Gun Securing Knob 3 Gun End Loosen securing knob. Insert gun end through opening until it bot toms against drive assembly. Tighten knob. 4 Gun Trigger Plug Insert plug into receptacle, and tighten threaded collar. Close door. Ret. ST-801 770 1 Polarity Changeover Label (Located Near Drive Assembly) Always read and follow manufac ture.s recommended polarity. OM-189 424 Page 11 2-7. Remote 14 Receptacle REMOTE 14 Socket* Socket Information i~:i A 24 volts ac. Protected by circuit breaker CB2. OWPUT ~ B Contact closure to A completes 24 volts ac contactor control f~ (cONTACTOR) circuit. 010 G Circuit common for 24 and 115 volts ac circuits. Ref. ST-152 973-A *The remaining sockets are not used. 2-8. Installing Gas Supply Chain gas cylinder to running gear, wall, or other stat...