Miller Electric 185 DX manual Selecting Extension Cord Use Shortest Cord Possible

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12-11. Selecting Extension Cord (Use Shortest Cord Possible)



Cord Lengths for 120 Volt Loads

If unit does not have GFCI receptacles, use GFCI-protected extension cord.

				Maximum Allowable Cord Length in ft (m) for Conductor Size (AWG)*
Current
Current		Load (Watts)	4			6		8	10	12		14
(Amperes)		Load (Watts)	4			6		8	10	12		14
(Amperes)

5		600					350	(106)	225 (68)	137 (42)		100 (30)

7		840			400	(122)	250 (76)		150 (46)	100 (30)		62 (19)

10		1200	400 (122)		275 (84)		175 (53)		112 (34)	62 (19)		50 (15)

15		1800	300 (91)		175 (53)		112 (34)		75 (23)	37 (11)		30 (9)

20		2400	225 (68)		137 (42)		87	(26)	50 (15)	30 (9)

25		3000	175 (53)		112 (34)		62	(19)	37 (11)

30		3600	150 (46)		87	(26)	50	(15)	37 (11)

35		4200	125 (38)		75	(23)	50	(15)

40		4800	112 (34)		62	(19)	37 (11)

45		5400	100 (30)		62	(19)

50		6000	87 (26)		50	(15)

*Conductor size is based on maximum 2% voltage drop

Cord Lengths for 240 Volt Loads

If unit does not have GFCI receptacles, use GFCI-protected extension cord.

				Maximum Allowable Cord Length in ft (m) for Conductor Size (AWG)*
Current
Current		Load (Watts)	4			6		8	10	12		14
(Amperes)		Load (Watts)	4			6		8	10	12		14
(Amperes)

5		1200					700	(213)	450 (137)	225 (84)		200 (61)

7		1680			800	(244)	500	(152)	300 (91)	200 (61)		125 (38)

10		2400	800 (244)		550	(168)	350	(107)	225 (69)	125 (38)		100 (31)

15		3600	600 (183)		350	(107)	225 (69)		150 (46)	75 (23)		60 (18)

20		4800	450 (137)		275 (84)		175 (53)		100 (31)	60 (18)

25		6000	350 (107)		225 (69)		125 (38)		75 (23)

30		7000	300 (91)		175 (53)		100 (31)		75 (23)

35		8400	250 (76)		150 (46)		100 (31)

40		9600	225 (69)		125 (38)		75	(23)

45		10,800	200 (61)		125 (38)

50		12,000	175 (53)		100 (31)

*Conductor size is based on maximum 2% voltage drop

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Contents Description OM-4415Processes File Engine DriveFrom Miller to You Table of Contents Page Electric Shock can kill Symbol UsageArc Welding Hazards HOT Parts can cause severe burnsARC Rays can burn eyes and skin Fumes and Gases can be hazardousBuildup of GAS can injure or kill Welding can cause fire or explosionEngine Hazards Compressed Air HazardsFire or Explosion hazard Welding Wire can cause injuryHOT Parts can cause burns and injury Falling Unit can cause injuryEMF Information Principal Safety StandardsCalifornia Proposition 65 Warnings Radiation can cause interference− Consignes DE Sécurité − Lire Avant Utilisation Signification des symbolesUN Choc Électrique peut tuer LES Fumées ET LES GAZ peuvent être dangereux DES Pièces Chaudes peuvent provoquer des brûlures gravesLE Soudage peut provoquer un in cendie ou une explosion ’EXPLOSION DE LA Batterie peu LE Bruit peut affecter l’ouïeDES Organes Mobiles peuvent pro voquer des blessures ’AIR Comprimé peut provoquer des blessures LA Chaleur DU Moteur peut pro- voquer un incendieRisque D’INCENDIE OU D’EXPLO- Sion LES Fils DE Soudage peuvent provoquer des blessures LE Surchauffement peut endom- mager le moteur électriqueDES Organes Mobiles peuvent provoquer des blessures ’EMPLOI Excessif peutPrincipales normes de sécurité Proposition californienne 65 AvertissementsInformation EMF Weld, Power, And Engine Specifications − SpecificationsSymbol Definitions − DefinitionsDuty Cycle Dimensions, Weights, And Operating AnglesDimensions 100% Duty Cycle at 100 Amperes CC/DCStandard Model Honda Engine Volt-Ampere CurvesDX Model Kohler Engine Auxiliary Power DX Model Kohler Engine Auxiliary Power Standard Model Honda EngineFuel Consumption Curves Power Output Standard Model Honda Engine Generator Power CurvesPower Output DX Model Kohler Engine Movement − InstallationInstalling Welding Generator Hazards13 mm Full Gasoline Grounding Generator When Supplying Building SystemsEngine Prestart Checks − Standard Model Fuel Valve Open valveConnect negative − cable last Engine Prestart Checks − DX Model+ − Tools Needed 1/2Selecting Weld Cable Sizes Connecting To Weld Output TerminalsStop engine before connecting to weld output terminals 150 ft 200 ft 250 ftOM-4415 − Operating the Welding Generator Controls Standard Models See SectionTo Start Turn Engine switch to OffDescription Of Controls Standard Models See Section To StopControls DX Models See Section Description Of Controls DX Models See Section Generator Power Panel Receptacles − Operating Auxiliary Equipment− Maintenance Routine MaintenanceStop engine Servicing Air CleanerPrecleaner Paper Element Standard Model ShownIdle Speed Adjustment Adjusting Engine Speed Honda-Powered UnitsWeld/Power Speed Adjustment Stop Engine CloseStop engine. Close fuel valve Adjusting Engine Speed Kohler−Powered UnitsTools Needed Generator Power − TroubleshootingTroubleshooting WeldingEngine Recommended Spare Parts − Parts ListRecommended Spare Parts − Electrical Diagrams Circuit Diagram For Standard ModelsCircuit Diagram for DX Models Selecting Equipment − Generator Power GuidelinesGrounding Generator To Truck Or Trailer Frame Grounding When Supplying Building Systems How Much Power Does Equipment Require?Industrial Motors Rating Starting Watts Running Watts Approximate Power Requirements For Industrial MotorsApproximate Power Requirements For Farm/Home Equipment Farm/Home Equipment Rating Starting Watts Running WattsApproximate Power Requirements For Contractor Equipment Contractor Rating Starting Watts Running WattsSingle-Phase Induction Motor Starting Requirements Power Required To Start MotorHow Much Power Can Generator Supply? KVA/HP x HP x 1000 / Volts = Starting AmperageTypical Connections To Supply Standby Power Current Load Watts Amperes Selecting Extension Cord Use Shortest Cord PossibleCord Lengths for 120 Volt Loads Cord Lengths for 240 Volt LoadsStick Welding Procedure − Stick Welding Smaw GuidelinesStriking an Arc − Scratch Start Technique Electrode and Amperage Selection ChartStriking an Arc − Tapping Technique Positioning Electrode Holder Poor Weld Bead CharacteristicsGood Weld Bead Characteristics 10-30 9090 End View of Work AngleConditions That Affect Weld Bead Shape Electrode Movement During WeldingTee Joint Butt JointsLap Joint 16 in 30 1.6 mm Tack WeldsWeld Test Troubleshooting − PorosityTroubleshooting − Excessive Spatter Possible Causes Corrective ActionsTroubleshooting − Lack Of Penetration Troubleshooting − Incomplete FusionTroubleshooting − Excessive Penetration Troubleshooting − Waviness Of Bead Troubleshooting − Burn-ThroughTroubleshooting − Distortion Your distributor also gives ServiceSupport For assistance in filing or settling claims, contact To locate a Distributor or Service Agency visitMiller Electric Mfg. Co Your distributor and/or equipment manufacturer’s