Miller Electric MOG-250 Installation, Typical Multiple Operator System Component Relationships

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2

Do not touch live electrical parts.

Do not touch electrode holders of opposite polarity at the same time. Separate electrode holders of opposite polarity to prevent contact. Consult ANSI Z49.1 for common grounding safe practices.

This view illustrates how system components are related.

SECTION 3 – INSTALLATION

3-1. Typical Multiple Operator System Component Relationships

WARNING

ELECTRIC SHOCK can kill; TWO TIMES NORMAL OPEN-CIRCUIT VOLTS exists between

electrode holders of opposite polarity.

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•

•

•

1 Common Work Connection

2 Welding Power Source

3 Line Disconnect Device

4 Distribution Panel

5 MOG-4 Pak Grid Rack

6 Grid

7 MOG-6 Grid Rack

4

3

4

5

7

6

6	( )
(+)	( )
DCEP	DCEN
	1

S-0808-A

OM-808 Page 10

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Contents

Description OM-808Processes From Miller to You Table of Contents Page Arc Welding Hazards Symbol UsageMarks a special safety message Electric Shock can killFlying Metal can injure eyes ARC Rays can burn eyes and skinWelding can cause fire or explosion Buildup of GAS can injure or killPrincipal Safety Standards EMF Information About PacemakersUN Choc É Lectrique peut tuer Signification des symbolesConsignes DE Securite Lire Avant Utilisation 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 ’EMPLOI Excessif peut Risque D’INCENDIE OULA Chute DE L’APPAREIL peut blesser DES Organes Mobiles peuvent provoquer des blessuresConsignes relatives aux stimulateurs cardiaques Principales normes de sé curitéInformation sur les champs é lectromagné tiques Grid Rack SpecificationsResistance Grid Installation Typical Multiple Operator System Component RelationshipsMulti-Grid Rack Turn Off welding power source Before moving grid or rackResistance Grid Tools Needed Weld Input/Output Cables For Multi-Grid Rack Female Camlok Connector Assembly Male Camlok Connector Assembly150 ft 200 ft 250 ft 300 ft 350 ft Weld Cable SizeOptional Remote Receptacle Information And Connections 45 m 60 m 70 m 90 m 105 m 120 mControls Dual Model Shown Safety EquipmentOperation Work Clamp Optional Polarity SwitchArcing can damage switch Amperage Controls Paralleling Switch Dual Models Only Optional Remote Grid Amperage ControlTurn Off all power before maintaining Maintenance & TroubleshootingRoutine Maintenance Months Sequence Of Shielded Metal Arc Welding SmawTroubleshooting Overload ProtectionElectrical Diagrams Circuit Diagram For 300 Ampere ModelCircuit Diagram For 400 Ampere Model Circuit Diagram For 250/250 Ampere Model Circuit Diagram For 350/350 Ampere Model Parts List Main AssemblyDia Part Panel, Front w/Components Nameplate Resistor Assembly, Current 049 BUS BAR, interconnecting resistors MOG-Pak 6 APR MOG-Pak 2, 4 Optional EquipmentRemote Control Service SupportOwner’s Record Miller Electric Mfg. Co