Lincoln Electric manual INSTALLATIONA-1, Technical Specifications Idealarc SP-255

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INSTALLATIONA-1

TECHNICAL SPECIFICATIONS – IDEALARC® SP-255

INPUT – SINGLE PHASE ONLY

Standard Voltage/Frequency

208/230/60 Hz

230/460/575 Hz

Input Current (@ Max Rated Output)

53/49 Amps

50/25/20 Amps

Duty Cycle 35% 60% 100%

Welding Current Range

30-250 Amps

RATED OUTPUT

Amps

250Amps

200Amps

145Amps

OUTPUT

Maximum Open Circuit Voltage

40 Volts

Volts at Rated Amperes

26Volts

28Volts

26Volts

Wire Speed Range

50-600 IMP (1.27-15.2 m/min)

RECOMMENDED INPUT CABLE AND FUSE SIZES

			75C Copper Wire	75C Copper Wire
			in Conduit	in Conduit
Input	Fuse or	Input Ampere	AWG (IEC)	AWG (IEC)
Voltage/	Breaker Size	Rating on	Sizes	Sizes
Frequency	(Super Lag)	Nameplate	For lengths	For lengths	Ground Wire
			up to 100 ft.	exceeding 100 ft.

208	60	53	8 (10 mm2)	6 (16 mm2)	#10 (6 mm2)
230	60	50	10 (6 mm2)	8 (10 mm2)	#10 (6 mm2)
460	30	25	14 (2.5 mm2)	12 (4 mm2)	#10 (6 mm2)
575	25	20	14 (2.5 mm2)	12 (4 mm2)	#10 (6 mm2)

PHYSICAL DIMENSIONS

Height	Width	Depth	Weight
28.2 in	18.8 in	40.1 in	222 Ibs
719 mm	480 mm	1019 mm	101 kg

OPERATING TEMPERATURE

STORAGE TEMPERATURE

-20° C TO 40°C

±40°C

AUG 95 IDEALARC SP-255

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Contents Idealarc SP-255 Safety Depends on YouCalifornia Proposition 65 Warnings SafetyElectric Shock can kill Iii Welding Sparks can cause fire or explosionSûreté Pour Soudage a L’Arc Précautions DE Sûreté Thank You Master Table of Contents for ALL Sections Section E Section DSection F AppendixTechnical Specifications Idealarc SP-255 INSTALLATIONA-1Safety Precautions 2INSTALLATIONInput Power and Grounding Connections Uncrating the SP-255INSTALLATIONA-3 GUN and Cable InstallationOutput Polarity Connection Shielding GAS 4INSTALLATIONFumes and Gases can be dangerous OPERATIONB-1Recommended Processes and Equipment 2OPERATIONWelding Capability LimitationsStart Mode Selections Process WIRE/GAS KEYOPERATIONB-3 4OPERATION Procedure KeysAuto KEY Typical Auto KEY Press SequencesMemory Keys OPERATIONB-56OPERATION Timer KeysTypical Memory Number KEY Press Sequence Spot KEYOPERATIONB-7 GUN Switch KeysTypical Toggle KEY Press Sequence 8OPERATIONOPERATIONB-9 Using 4-STEP Trigger Interlock FunctionStep Trigger Interlock Keys Typical Activate KEY Press SequenceWire Drive Roll GUN SwitchesProcedure for Changing Drive Roll Wire Reel LoadingOPERATIONB-11 Idle Roll Pressure SettingTo Start the Welder Feeding Electrode12OPERATION Making AN Auto Mode WeldOPERATIONB-13 Explanation of Prompting and Error Messages Wire Feed Overload Protection14OPERATION Welding Thermal Overload ProtectionOPERATIONB-15 Operation ACCESSORIESC-1 2ACCESSORIES Disabling Spool GUN ACCESSORIESC-3Idealarc SP-255 Safety Precautions MAINTENANCED-1Cable Cleaning Routine MaintenanceLiner Removal Replacement 2MAINTENANCEMAINTENANCED-3 GUN Handle DisassemblyMagnum 250SP GUN Parts and Accessories Idealarc SP-255 HOW to USE Troubleshooting Guide TROUBLESHOOTINGE-1Troubleshooting Guide 2TROUBLESHOOTINGProblems Possible Areas Symptoms Misadjustments Authorized Field Service FacilityTROUBLESHOOTINGE-3 4TROUBLESHOOTING Authorized Field Service FacilityContact your local Lincoln Function Problems TROUBLESHOOTINGE-5Contact your local Lincoln Authorized Field Service Facility 6TROUBLESHOOTINGSP-255 Wiring Diagram L9688 Dual Voltage Wiring DiagramsWiring Diagrams Dimension Print Page Page Page Page $700.00 How To Read Shop DrawingsPrecaucion Warnung Limited Warranty