Miller Electric 340 Owner's Manual

ProcessesBluthunder 340/440OM-193 696A September 2001Effective with serial number :153 421DescriptionArc Welding Power SourceStick (SMAW) WeldingVisit

OM-193 696 Page 62-3. Volt-Ampere CurvesThe volt-ampere curves show thenormal minimum and maximumvoltage and amperage output capa-bilities of the unit

OM-193 696 Page 72-5. Electrical Service Guide340 440Input Voltage230 400 520 230 400 520Input Amperes at Rated Output55 32 25 79 46 25Max Recommended

OM-193 696 Page 8SECTION 3 – OPERATION3-1. Controls1 Range2 Output Amperage Control3 + Positive Weld Terminal4 – Negative Weld Terminal5 Power On Pil

OM-193 696 Page 9SECTION 4 – MAINTENANCE AND TROUBLESHOOTING4-1. Routine MaintenanceY Disconnect power before maintaining.3 MonthsReplace unreadable l

OM-193 696 Page 10SECTION 5 – ELECTRICAL DIAGRAM5-1. Bluthunder 340/440 230V - 400VGND400/230V50HzM1H1+–U/T1V/T2W/T3R/L1S/L2T/L3S1L1L2L3GNW2 U2 V2U1 V

OM-193 696 Page 115-2. Bluthunder 340/440 400V - 520VVRSR1Z+–PRI. BOARDFMPLGND400/520 V50/60HzU/T1V/T2W/T3R/L1S/L2T/L3S1L1L2L3400V 520VC101

OM-193 696 Page 12SECTION 6 – PARTS LIST823242627284562912171519211873013–1416222510119201.63010021602.545220Amp.6032133343132OFFON6-1. Main Assembl

OM-193 696 Page 13ItemDiaRef.Code Qty.Dwg1 156121009 ZL.0.0.6 12 156011019 UZ.0.0.14 23 156122027 ZL.0.0.4 14 SEC. WIND. 057150063 UZ.1.2 35 PRIM. WIN

OM-193 696 Page 146-2. Main Assembly (440)823242627284562912171519211873013–141622251011920313223313431.63010022.516022054Amp.60OFFON

OM-193 696 Page 15ItemDiaRef.Code Qty.Dwg1 156121010 VA.0.0.20 12 156011019 UZ.0.0.14 23 156122032 VA.0.0.19 14 PRI. WIND. 057015091 VA.3.1 3230/4005

Thank you and congratulations on choosingMiller. Now you can get the job done and get itdone right. We know you don’t have time to do itany other way.

Notes

Notes

Notes

Effective January 1, 2000This limited warranty supersedes all previous Miller warranties and is exclusive with no otherguarantees or warranties expres

PRINTED IN USA  2001 Miller Electric Mfg. Co. 1/01Miller Electric Mfg. Co.An Illinois Tool Works Company1635 West Spencer StreetAppleton, WI 54914 US

TABLE OF CONTENTSSECTION 1 – SAFETY PRECAUTIONS - READ BEFORE USING 1. . . . . . . . . 1-1. Symbol Usage 1. . . . . . . . . . . . . . . . . . . . . .

dec_con 5/97Declaration of ConformityManufacturer’s Name:MILLER Europe S.r.l.Manufacturer’s Address:Via Privata Iseo, 6/E20098 San GiulianoMilanese, I

OM-193 696 Page 1SECTION 1 – SAFETY PRECAUTIONS - READ BEFORE USINGsom _nd_4/981-1. Symbol UsageMeans Warning! Watch Out! There are possible hazardswi

OM-193 696 Page 2Arc rays from the welding process produce intensevisible and invisible (ultraviolet and infrared) raysthat can burn eyes and skin. Sp

OM-193 696 Page 31-3. Additional Symbols For Installation, Operation, And MaintenanceFIRE OR EXPLOSION hazard.D Do not install or place unit on, over,

OM-193 696 Page 41-5. EMF InformationConsiderations About Welding And The Effects Of Low FrequencyElectric And Magnetic FieldsWelding current, as it f

OM-193 696 Page 5SECTION 2 – INSTALLATION2-1. SpecificationsRated OutputMax.OpenRated Input Amperage at RatedOutputModel100% 60% 45% 35%CircuitVoltage