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Hersteller: Miller Electric
Dateigröße: 2.82 mb
Dateiname: o168256_mil.pdf
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Anleitung Zusammenfassung
injury or equipment damage can . Do not touch live electrical parts. ~fl S Keep away from moving parts. happen. )~ . Disconnect input power before S Keep all panels and covers closed 3 Statement Of Hazard And installing or servicing. wtten operating. Result -~_________ / 4 Safety Instructions To Avoid 5 Hazard 5 Hazard Symbol (If Available) 6 Safety Banner READSAFETYBLOCKSat start of Read safety blocks for each sym a WARNIF~ I 6 SectIon 3-1 berore proceeding. bol shown. 7 NOTE 7-HNOTED~ TurnOffswitchwhenusinghighfrequency. Specialinstructionsforbestoper ation not related to safety. . Figure 1-1. Safety Information SECTION 2. SPECIFICATIONS Table 2-1. Welding Power Source Specifications Description Type Of Output Constant Current/Direct Currerlt (CC/DC) Welding Process Shielded Metal Arc (SMAW) And Gas Tungsten Arc (GTAW) Welding Max Open-Circuit Voltage 70 Volts DC Type Of Input Power Three-Phase; 220, 380, 400, Or 415 Volts AC, 50/60 Hz Overall Dimensions See Figure 3-2 Input Amperes At Rated Output 102 A At 220 V, 59AAt380 V, 56AAt400 V, 54A At415V Rated Weld Output 510 Amperes, 41 Volts DC At ~I5% Duty Cycle (see Section 2-2) KVAJKW Used At Rated Output 38.8 kVN25.6 kW - Amperage Range Low: 20 270 A; High: 37-510 A Weight Net: 543 lb (246 kg); Ship: 568 lb (258 kg) OM-168 256 Page 1 2-1. Volt-Ampere Curves The volt-ampere curves show the minimum and maximum voltage and amperage output capabilities of the welding power source. Curves of other settings fall be tween the curves shown. A~. Low Range B. High Range 70 70 60 60 50 50 40 40 00 >> 30 30 C.) C.) 20 20 10 10 00 0 50 100 150 2D0 250 300 350 400 450 500 650 600 0 100 200 300 400 600 600 700 800 900 DC AMPERES DC AMPERES ssbl .110/91 . SB-084 850-A / SB-084 845-A Figure 2-1. Volt-Ampere Curves 2-2. Duty Cycle La ~AUTION WELDING LONGER THAN RATED DUTY CYCLE can damage unit and void warranty. . Do not weld at rated load longer than shown below. warn7.1 8/93 Definition Chart 1200 Duty Cycle is percentage of 10 minutes that unit can weld at rated load without overheating. (1) ~O00 35% Duly Cycle At 510 Amperes ii~~ 3-1/2 Minutes Welding 6-1/2 Minutes Resting Z DUTY CYCLE sbl .2 8/93 . Aol. SB-000 865-D Figure 2-2. Duty Cycle OM-168 256 Page 2 SECTION 3-INSTALLATION 3-1. Selecting A Location And Moving Welding Power Source .~ ~NARNING ELECTRIC SHOCK can kill. . Do not touch live electrical parts. I . Disconnect input power conductors from de energized supply line BEFORE moving welding power source. FIRE OR EXPLOSION can result from placing unit on, over, or near com bustible t~urfaces. . Do not iccate unit on, over, or near combustible surfaces. Do not install unit near flammables. BLOCKED AIRFLOW causes over heating and possible damage to unit. . Do not block or filter airflow. Warranty is ~.oid if any type of filter is used. Movement OR LocationAnd Airflow 18 in ~460 mm) FUMES can be hazardous; LACK OF FRESH AIR AND PROPER VEN TILATION can be harmful. . Do not breathe welding fumes. . Place unit only where there is a good fresh air supply and proper ventilation. FALLING EQUIPMENT can cause serious personal Injury and equipment damage. . Useliftingeyetoliftunitonly,NOTrunninggear,gas cylinders, or any other accessories. . Use equipment of adequate capacity to lift the unit. cwarnhil 3/93 1 Lifting Eye 2 Lifting Forks Use lifting eye or lifting forks to move unit. If using lifting forks, extend forks beyond opposite side of unit. 3 Rating Label Use rating label to determine input needs. power 4 Line Disconnect Device Locate unit near correct inputpow er supply. 4 l8in (460 mm) ssb9.1 12193-ST-BOO 402 I ST-000 599-H Figure 3-1. Movement And Location Of Welding Power Source OM-168 256 Page 3 NOTE LI~ii~ Overall dimensions (A, B, and C) include lifting eye, handles, hardware, etc. I D A Inches 30-1/4 Millimeters 769 Front . . ~B C 22-3/4 35-3/4 578 908 D 1-1/2 38 E 32-3/4 832 F 1-1/8 29 G 20 508 E H . 7/l6Dia. 4 Holes 11 D~a. 4 Holes . / 1~ HG F ST-153 600 :igure 3-2. Overal. Dimensions And Base Mounting Hole Layout 3-2. Selecting Arid Preparing Weld Output Cables 1 Weld Output Cable Determine total cable length in weld circuit and maximum welding amperes. Use Table 3-1 to select proper cable size. ~ ~ Use shortest cables possible. Do not use damaged cables. 2 Terminal Lug Use lugs of proper amperage capacityandholesize forconnect ing toworkclamporelectrode hold er, and weld output terminals. 3 Insulated Electrode Holder 4 GTAW Torch Install according to manufacturer.s instructions. 5 Work Clamp . Install onto work cable. For Example, Total Cable Length In Weld Circuit = 20 ft (6 m) 10 ft (3m) Tools Needed: c,~ . th6.5 11/92 S~0752 Figure 3-3. Selecting And Preparing Weld Output Cables OM-168 256 Page 4 - .-~-, - - p - Table 3-1. Weld Cable Size* Total Cable (Copper) Length In Weld Circuit Not Exceeding III II 150ff 200ft 250ff 300ff 350ff 400ft 100 ft (30 m) Or Less (45 m) (60 m) (70 m) (90 m) (105_m)_j~120_m) Welding 10 To 60% 60 Thru 100% 10 Thru 100% Duty...