Hobart Welding Products OM-230 455D manual Installation, Specifications For Power Source

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.A complete Parts List is available at www.HobartWelders.com

SECTION 4 − INSTALLATION

4-1. Specifications For Power Source

				Individual					Mild Steel
Primary	Primary		Duty	Branch Primary	Secondary	Secondary			Rated	Power	Max**
Primary	Primary		Duty	Service	Secondary	Secondary			Cutting	Power	OCV
Volts	Amperes		Cycle	(Recommended)	Volts (DC)	Amperes	KW	KVA	Capacity	Factor	(DC)

									1/8 in (3.2 mm)
120	19 (0.25*)		35%	20A	110	12	2.01	2.27	At 10 IPM (4.2	0.82	375
									mm/s)

*While idling
**10% High line condition

4-2. Specifications For Torch

Air-cooled torch for plasma arc cutting (PAC)

Gas flow/pressure: 1.1 SCFM (31.1 L/min) at 40 PSI (275 kPa)

Safety interlock devices shut down power source

Cutting capacity: see Section 4-1

4-3. Duty Cycle And Overheating

Duty Cycle is percentage of 10 minutes that unit can cut at rated load without overheating.

If unit overheats, output stops. Temperature trouble light goes On, and cooling fan runs. Wait fifteen minutes for unit to cool or temperature light to go off. Reduce duty cycle before cutting.

Y Exceeding duty cycle can damage unit and void warranty.

3-1/2 Minutes Cutting

6-1/2 Minutes Resting

Overheating

0

15

Minutes

duty1 4/95 − 804 852-A

OM-230 455 Page 10

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Contents Description OM-230 455DProcesses File Plasma CuttersFrom Hobart to You Protect Your InvestmentTable of Contents Page Plasma Arc Cutting Hazards Symbol UsageMarks a special safety message Cutting can cause fire or explosionARC Rays can burn eyes and skin Exploding Parts can injureFlying Sparks can cause injury Noise can damage hearingCalifornia Proposition 65 Warnings About Pacemakers Principal Safety StandardsEMF Information UNE Décharge Électrique peut entraîner la mort Signification des symbolesLE Coupage présente un risque de feu ou d’explosion Identifie un message de sécurité particulierLES Fumées ET LES GAZ peuvent être dangereux Risque de blessure en casLE Bruit peut endommager l’ouïe LE Plasma D’ARC peut entraîner des blessuresLA Chute DE L’APPAREIL peut blesser DES Pieces Chaudes peuvent pro- voquer des brûlures gravesDES Organes Mobiles peuvent provoquer des blessures Risque D’INCENDIE OULE Coupage Ã L’ARC peut causer des interférence Principales normes de sécuritéInformation sur les champs électromagnétiques Consignes relatives aux stimulateurs cardiaquesI1eff − DefinitionsI1max Specifications For Torch − InstallationSpecifications For Power Source Duty Cycle And OverheatingSelecting a Location Torch Dimensions And WeightDimensions And Weight Movement, Location And AirflowExtension Cord Data Connecting Work ClampElectrical Service Guide For 120 VAC Check input voltage available at site Grounded Receptacle Connecting Input PowerGenerator Or Inverter Requirements Plug From UnitCable Management Strap Electrode WrenchRecommended Cutting Speed For Material Thickness − OperationControls Plasma Cutting System Practices Maintain approximately a 90 angle toPilot arc starts immediately When trigger is pressedSequence Of Cutting Operation Example Of Cutting OperationSplit section to bottom 16 in 1.6 mm Sequence Of Cutting Using Stand-off GuideExample Of Cutting Using Stand-off Guide Sequence Of Piercing Operation − Maintenance & Troubleshooting Routine MaintenanceTrouble Lights And Checking Shield Cup Shutdown System Checking Torch Shield Cup Shutdown SystemElectrode Wrench Turn Off power source before checking torch partsChecking/Replacing Retaining Cup, Tip, And Electrode Compressor Filter Cleaning And Replacement Disconnect input powerWork Cable Connections Torch And Work Cable ConnectionsTorch Connections Check Control board PC1 Troubleshooting Power SourceOnly by authorized Service Station Troubleshooting Torch − Electrical Diagram Circuit DiagramRecommended Spare Parts − Parts ListRecommended Spare Parts Material Thickness Gauge Page Assistance ServiceSupport Contact your Distributor for Hobart Welding Products