Definitions, Specifications | Hobart Welding Products 187 manual

SECTION 3 − DEFINITIONS

3-1. Symbols And Definitions

A

Amperage

V

Voltage

Hz

Hertz

Negative

Positive

Direct Current

Single Phase

Input

(DC)

Output

Voltage Input

Off

On

Do Not Switch

Gas Metal Arc

Wire Feed

Flux Cored Arc

While Welding

Welding (GMAW)

Welding (FCAW)

SECTION 4 − SPECIFICATIONS

4-1. Specifications

	Rated Welding	Amperage	Maximum Open-	Amperes Input at			Weight	Overall
			Maximum Open-	Rated Load Output
			Circuit Voltage	Rated Load Output	KVA	KW
	Output	Range	Circuit Voltage	230 V, 50/60 Hz,	KVA	KW	W/ Gun	Dimensions
	Output	Range	DC	230 V, 50/60 Hz,			W/ Gun	Dimensions
			DC	Single-Phase
				Single-Phase

								Length: 19-1/2 in.
	130 A @ 21.5 Volts							(495 mm)
	DC, 30% Duty Cycle						68 lb	Width: 10-5/8 in.
	At 60 Hz Input − 20%	25 − 185	31	20.5	4.7	3.88	68 lb	Width: 10-5/8 in.
	At 60 Hz Input − 20%	25 − 185	31	20.5	4.7	3.88	(31 kg)	(270 mm)
	Duty Cycle At 50 Hz						(31 kg)	(270 mm)
	Duty Cycle At 50 Hz
	Input							Height: 12-3/8 in.
								(314 mm)

		Solid/	Flux Cored	Aluminum		Wire Feed Speed Range
	Wire Type	Stainless				Wire Feed Speed Range
		Stainless

	And Diameter
	And Diameter	.023 − .035 in.	.030 − .045 in.	.030 − .035 in.	50 − 740 IPM (1.3 − 18.8 m/min) At No Load
		(0.6 − 0.9 mm)	(0.8 − 1.2 mm)	(0.8 − 0.9 mm)	40 − 700 IPM (1.0 − 17.8 m/min) Feeding Wire

OM-228 187 Page 11

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Hobart Welding Products 187 manual Specifications, Symbols And Definitions

Contents

2010−01 OM-228 187BProcesses Description Protect Your Investment From Hobart to You Table of Contents − Parts List HOT Parts can burn Symbol UsageArc Welding Hazards Electric Shock can kill Flying Metal or Dirt can injure eyes Fumes and Gases can be hazardousARC Rays can burn eyes and skin Welding can cause fire or explosion Moving Parts can injure Welding Wire can injureFire or Explosion hazard Falling Equipment can injure About Implanted Medical Devices Principal Safety StandardsCalifornia Proposition 65 Warnings EMF Information UNE Décharge Électrique peut entraîner la mort Symboles utilisés LES Pièces Chaudes peuvent provoquer des brûlures LES Fumées ET LES GAZ peuvent être dangereuxLE Soudage peut provoquer un incendie ou une explosion LA Chute DE L’ÉQUIPEMENT peut provoquer des blessures LE Bruit peut endommager l’ouïeLES Bouteilles peuvent exploser si elles sont endommagées Risque D’INCENDIE OU LE Soudage À L’ARC risque de provoquer des interférences Proposition californienne 65 AvertissementsLes Pièces Mobiles peuvent causer des blessures LES Fils DE Soudage peuvent provoquer des blessures Principales normes de sécurité Informations relatives aux CEMEn ce qui concerne les implants médicaux OM-228 187 − Definitions − SpecificationsSymbols And Definitions Specifications Output Duty Cycle And OverheatingVolt-Ampere Curves Amperes − Installation Installing Nozzle, Contact Tip, And AdapterInstalling Welding Gun Installing Work Clamp Turn off welding power source Process/Polarity TableChanging Polarity Installing Gas Supply Selecting a Location And Connecting Input Power Installing Wire Spool And Adjusting Hub Tension Electrical Service Guide Hold wire tightly to keep it from unraveling Threading Welding Wire Controls − Operation OM-228 187 CFH Weld Parameter Chart 227010 Drive Motor Protection − Maintenance & TroubleshootingRoutine Maintenance Overload Protection Changing Drive Roll Or Wire Inlet Guide Thread wire according to Replacing Switch And/Or Head Tube Trouble Remedy Troubleshooting Table OM-228 187 Circuit Diagram − Electrical Diagram 228 180-A Typical MIG Process Connections − MIG Welding Gmaw Guidelines Typical MIG Process Control Settings Wire Size Amperage RangeSelect Voltage Groove Welds Holding And Positioning Welding Gun Conditions That Affect Weld Bead Shape Poor Weld Bead Characteristics Good Weld Bead CharacteristicsGun Movement During Welding Possible Causes Corrective Actions Troubleshooting − Excessive SpatterTroubleshooting − Porosity Troubleshooting − Excessive Penetration Troubleshooting − Lack Of Penetration Troubleshooting − Incomplete FusionTroubleshooting − Burn-Through Troubleshooting − Distortion Troubleshooting − Waviness Of Bead Troubleshooting Guide For Semiautomatic Welding Equipment Common MIG Shielding GasesApplication Welding arc not stable Wire slipping in drive rolls Main Assembly − Parts List Dia Part Description Quantity 228 245 H100S2-10 Gun Options Optional Drive Rolls Service SupportAssistance Hobart Welding Products Contact your Distributor for