Lincoln Electric IM402-B manual Wiring Diagram 250 AMP Idealarc 60 HZ & 50 / 60 HZ

WIRING DIAGRAM - 250 AMP IDEALARC 60 HZ & 50 / 60 HZ

HIGH VOLTAGE can kill

T U R N T H E I N P U T P O W E R T O T H E W E L D E R O F F U S I N G T H E D I S C O N N E C T S W I T C H A T T H E F U S E B O X B E F O R E I N S T A L L I N G O R S E R V I C I N G T H I S M A C H I N E .

D O N O T T O U C H E L E C T R I C A L L Y " H O T " P A R T S S U C H A S O U T P U T T E R M I N A L S O R I N T E R N A L W I N D I N G S .

G R O U N D I N G S C R E W () M U S T B E C O N N E C T E D T O A G O O D E A R T H G R O U N D

T H R O U G H T H E I N P U T C A B L E P E R N A T I O N A L E L E C T R I C A L C O D E		.
D O N O T O P E R A T E W I T H C O V E R S R E M O V E D	.

O N L Y Q U A L I F I E D P E R S O N N E L S H O U L D I N S T A L L O R S E R V I C E T H I S E Q U I P M E N T .

– 16 –

	L I N E		O P T I O N A L P O W E R
	S W I T C H	H 1	F A C T O R C A P A C I T O R S
			X 3
			X 4		E L E C T R O D E
S E E T A B L E		H 5
B E L O W F O R			X 1
C O R R E C T
C O N N E C T I O N				F A N	S T A B I L I Z E R
			M T R
					C I R C U I T
				M O T O R
		L O W H 2
	L 1	M E D H 3			W O R K
IN P U T	L 2		X 2
	H 5
				( - )
		H I G H H 4
L E A D S
		P A N E L	R E C T I F I E R
	R E C O N N E C T			A C 1
			O V E R L O A D
					A C 2
	T O G R O U N D P E R N A T I O N A L		T H E R M O S T A T
				P O W E R
	E L E C T R I C A L C O D E
				R E C T I F I E R
					C H O K E
				( + )

	R E C O N N E C T P A N E L L E A D P O S I T I O N
2 0 8 / 2 3 0 / 4 6 0	6 0 H Z	2 3 0 / 4 6 0 / 5 7 5	6 0 H Z	2 0 0 / 4 0 0 ( 5 0 / 6 0 H Z )
I N P U T V O L T S	H 5	I N P U T V O L T S	H 5	I N P U T V O L T S	H 5
									A R C P O L A R I T Y S W I T C H
2 0 8	L O W	2 3 0	L O W	2 0 0	L O W		S U P P R E S S O R
								( L O O K I N G F R O M I N S I D E M A C H I N E )
2 3 0	M E D	4 6 0	M E D		M E D		C I R C U I T
4 6 0	H I G H	5 7 5	H I G H	4 0 0	H I G H
P . F . C A P L E A D - H I G H		P . F . C A P L E A D - M E D		P . F . C A P L E A D - H I G H
						C O N N E C T I O N S M U S T B E T I G H T E N E D S E C U R E L Y .

M A C H I N E S A R E S H I P P E D F R O M F A C T O R Y C O N N E C T E D

E L E C T R I C A L S Y M B O L S P E R E 1 5 3 7 .

F O R H I G H E S T I N P U T V O L T A G E .

8 - 2 - 9 0

S 1 9 3 4 3

NOTE: This diagram is for reference only. It may not be accurate for all machines covered by this manual. The specific diagram for a particular code is pasted inside the machine on one of the enclosure panels. If the diagram is illegible, write to the Service Department for a replacement. Give the equipment code number..