Miller Electric Blu-Fab 3500, 4500 Series Electrical Service Guide, Connecting Input Power

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4-3. Electrical Service Guide

	Blu-Fab 3500	Blu-Fab 4500

Input Voltage	400	400

Input amperes at rated output	21A	30A

Fuse or circuit breaker rating (max. rec)	21A	30A

Input conductor size	6 mm2	6 mm2
Grounding conductor size**	6 mm2	6 mm2

** Larger power cord may be required for cable length greater than 3 meters. Consult national or local regulations.

4-4. Connecting Input Power

GND/PE

YHave only qualified persons make this installation.

YSpecial installation may be required where gasoline or volatile liquids are present − consult national or local reg- ulations.

	GND/PE	L1	L2	L3
	Connect first.

Tools Needed:

4-5. Remote 14 Receptacle RC1

			Socket	Information

	24 VOLTS AC	OUTPUT	A	24 volts ac.
		OUTPUT
		(CONTACTOR)	B	Contact closure to A completes 24 volts ac contactor control circuit.
		(CONTACTOR)


	115 VOLTS AC	OUTPUT	I	115 volts AC, protected by fuse.
	115 VOLTS AC	OUTPUT

	GND		K	Chassis common.
	GND		G	Circuit common for 24 and 115 volts ac circuits.
			G	Circuit common for 24 and 115 volts ac circuits.

OM-221 677 Page 9

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Contents Processes OM-221 677CDescription 2006−07From Miller to You Table of Contents Standards DirectivesMarks 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 killFire or Explosion hazard Welding Wire can cause injuryFalling Unit can cause injury Overuse can cause OverheatingEMF Information Principal Safety StandardsAbout Pacemakers Electric shock can kill − DefinitionsFalling unit can cause injury Duty Cycle Chart Specifications− Introduction Included with Your UnitSelecting a Location − InstallationTypical MIG Connections Connecting Input Power Electrical Service GuideRemote 14 Receptacle RC1 Installing Wire Guide And Drive Roll Connecting Welding Gun And Weld CableAligning Wire Guide And Drive Rolls Controls − OperationFront Panel Back PanelRun-In Control and Burnback Control Panel ControlsRun-In Control Burnback ControlRoutine Maintenance − Maintenance and TroubleshootingTroubleshooting MonthsOM-221 677 Section Electrical DiagramMain Assembly Main Assembly Wire Feed Assembly Dia Part Description Qty Mkgs Wire Drive Assembly All Models Page Page Effective January 1 ITW Welding Products Italy S.r.l. Via Privata Iseo, 6/E Owner’s Record