Hobart Welding Products 500 manual Volt-Ampere Curves Selecting a Location

Page 17

3-3. Volt-Ampere Curves

3-4. Selecting A Location

Volt-ampere curves show mini- mum and maximum voltage and amperage output capabilities of unit. Curves of other settings fall be- tween curves shown.

va_curve1 – 4/95 – 201 172

Movement

Location And Airflow

18 in

(460 mm)

1Lifting Eye

2Lifting Forks

Use lifting eye or lifting forks to move unit.

If using lifting forks, extend forks beyond opposite side of unit.

3Plate Label

4Rating Label

Use rating label to determine input power needs. Label located on rear access door (see Section 2-5).

5 Line Disconnect Device

Locate unit near correct input pow- er supply.

YSpecial installation may be required where gasoline or volatile liquids are present – see NEC Article 511 or CEC Section 20.

18 in

(460 mm)

Ref. ST-800 402-A / ST-139 445-C

OM-201 444 Page 13

Image 17

Contents Description OM-201Processes From Hobart to You Table of Contents Page Marks a special safety message Symbol UsageArc Welding Hazards Electric Shock can killWelding can cause fire or explosion ARC Rays can burn eyes and skinFlying Metal can injure eyes Buildup of GAS can injure or killPrincipal Safety Standards About Pacemakers EMF InformationConsignes DE Securite Lire Avant Utilisation Signification des symbolesUN Choc É Lectrique peut tuer LES Fumé ES ET LES GAZ peuvent ê tre dangereuxLE Bruit peut affecter l’ouïe LE Soudage peut provoquer un incendie ou une explosionDES Particules Volantes peuvent blesser les yeux LA Chute DE L’APPAREIL peut blesser Risque D’INCENDIE OU’EMPLOI Excessif peut DES Organes Mobiles peuvent provoquer des blessuresConsignes relatives aux stimulateurs cardiaques Principales normes de sé curitéInformation sur les champs é lectromagné tiques Definitions General Precautionary LabelInput Connection Label Nameplate Safety SymbolsElectric Shock And Airflow Label ? a60-550A Symbols And DefinitionsManufacturer’s Rating Labels For CE Products Duty Cycle And Overheating InstallationSpecifications Movement Location And Airflow Volt-Ampere Curves Selecting a LocationTipping Dimensions And WeightsBe careful when placing or moving unit over uneven surfaces Selecting And Preparing Weld Output Cables Weld Cable Sizes Connecting To Weld Output Terminals150 ft 200 ft 250 ft 300 ft 350 ft 45 m 60 m 70 m 90 m 105 m 120 mRemote Amperage Control Receptacle Electrical Service GuidePlacing Jumper Links Connecting Input PowerConnecting Input Power Controls Amperage Adjustment ControlOperation Power Switch Remote Amperage SwitchRoutine Maintenance Maintenance & TroubleshootingDisconnect power before maintaining Months Ammeter And Voltmeter OptionalTrouble Remedy Troubleshooting TableOverload Protection Circuit Diagram Electrical DiagramOM-201 444 Main Assembly Parts ListParts For Optional Equipment Panel, Front w/Components -1 Item Panel, Rear w/Components -1 Item Transformer & Amplifier, Power Main 50 Hz Support ServiceHobart Welding Products Contact your Distributor for