Hobart Welding Products 500 manual Connecting Input Power

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B. Connecting Input Power

8 3

Connect GND/PE

Conductor First.

5

1

9

Have only qualified persons make this installation.

Open rear panel access door.

1 Line Disconnect Device Of

Proper Rating

2 Input Conductors

3 Grounding Conductor

Select size and length using 3-11. Conductor rating must comply with national, state, and local electrical codes. Use lugs of proper amper- age capacity and correct hole size.

4 Strain Relief Connector

Insert conductors through strain relief.

5 Input Terminal Board

6 Line Terminals

7 Welding Power Source

Ground Terminal

Connect grounding conductor to

4ground terminal first. Then connect input conductors to line terminals.

8 Disconnect Device Ground

Terminal

Install and connect grounding conductor and input conductors in conduit or equivalent to deener- gized line disconnect device.

Connect grounding conductor first, then line input conductors.

Be sure grounding conductor goes to an earth ground.

Close rear panel door.

9 Overcurrent Protection

Select type and size using 3-11. Install into deenergized line discon- nect device (fused disconnect switch shown).

2 6 3 7

Connect GND/PE

Conductor First.

Tools Needed:

3/8, 7/16, 1/2 in

ssb2.4 1/94 – ST-800 042-A

OM-201 444 Page 19

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Contents Description OM-201Processes From Hobart to You Table of Contents Page Electric Shock can kill Symbol UsageMarks a special safety message Arc Welding HazardsBuildup of GAS can injure or kill ARC Rays can burn eyes and skinWelding can cause fire or explosion Flying Metal can injure eyesPrincipal Safety Standards About Pacemakers EMF InformationLES Fumé ES ET LES GAZ peuvent ê tre dangereux Signification des symbolesConsignes DE Securite Lire Avant Utilisation UN Choc É Lectrique peut tuerLE Bruit peut affecter l’ouïe LE Soudage peut provoquer un incendie ou une explosionDES Particules Volantes peuvent blesser les yeux DES Organes Mobiles peuvent provoquer des blessures Risque D’INCENDIE OULA Chute DE L’APPAREIL peut blesser ’EMPLOI Excessif peutConsignes relatives aux stimulateurs cardiaques Principales normes de sé curitéInformation sur les champs é lectromagné tiques Definitions General Precautionary Label? a Nameplate Safety SymbolsInput Connection Label Electric Shock And Airflow Label60-550A 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 45 m 60 m 70 m 90 m 105 m 120 m Connecting To Weld Output TerminalsWeld Cable Sizes 150 ft 200 ft 250 ft 300 ft 350 ftRemote Amperage Control Receptacle Electrical Service GuidePlacing Jumper Links Connecting Input PowerConnecting Input Power Controls Amperage Adjustment ControlOperation Power Switch Remote Amperage SwitchAmmeter And Voltmeter Optional Maintenance & TroubleshootingRoutine Maintenance Disconnect power before maintaining MonthsTrouble 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