Lincoln Electric IM904 INVERTEC STT II - Manual (Page 30)

F-1 DIAGRAMS F-1
INVERTEC STT II (CE)
NOTE: This diagram is for reference only. It may not be accurate for all machines covered by this manual. The specific diag
ram 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. G
ive the equipment code number.
R
32A 32B
15 16 J2
2
R B 18 V
32C
43A
R U
3
18 V
501
B
504
W
4 5
5
27
5
1 8 6 3
31
1
10
J6
1
212A
9 7
21
2
35
2
212B
503
A
Y 30 1
30
5
245 22
3
8 11 3 1
3
503
24V
35
1
244
CASE
5
8
CASE BA
C
K
16
10
PLAT
FO
RM
4 AM
P
30
9
W
14
503
A
S
BOT
TOM
S
OUTS
ID E
I
Y
Y
4,
5
12D
N O O
12
H3
H1 FAN
SLOW 12B
RI
G H T
MO
TO
R
BLOW
H1
1 J11
6
5
37
9
2
J9
CR
2
H3
3
4
2W 10K C W
(M
AX)
353
362 363
CO
N TR
O L
B A C K GR
OUND
2 12 6 7 4 10 3
N.
L.
ASSEM
BLY
IN
P U T
LINE
POW
ER
LI
N E
LOAD
D
C B
A
F-
S1
POW
ER OFF
W
ON
U
A
INP
UT PE R
R
N .A.
V
B
}
B
W
C
G
C
B
C
A
B
FILT
ER
A
52
A
TR
IGGER
CO
RE
3 1 7 5 6 8 2 4 8 7 14
12C 12
D
- ARC
}
}
+ ARC
CURR
EN
T
ME
T E R
VAC
A
12
D
A
37
8
11
363
J4
C W
(M
AX) 11 2
2
3
3
44 5 6
5
359 358
2W 10K
R1
1
3
5
37
7
5 6
6
TRA
NSFORMER
D1
A
O 37
4
N
I
O
T3
CUR
RENT
N
2 5
N.E.
4
37
1
1 3
}
4 3 10
J5
W
210 211
A
502 246 212C
J3
6
B
Y
}
9
}
}
36
4
365 366
2 5 1
36
7
369 36
8
2
4
12 9 1 5
7 8 9
13
10 1
J2
8
10 11
8 9 7 5 8 10 5 3 1 4 2 4 6 6
J3
3
2
}
372
372
4
371
5
J1
6 7
J2
7
2
37
6
R
1
1
4
370
}
370 376 37
4
37
1
8
B
3
12
115
V
374
10 1
32
2
33B
8 7
33A
J2
6
B
3
E
W
4
29
0A
1 10
367
A
369
.0 45
50
2
(-)
IN
DI
C A T O
R
J2
5
115 A
A 223
357 35
6
5
35
5
6
35
4
6
2
1
CB
2
J3
7
40
3
504
TR
AN
SF
ORM
ER
AUXI
LI AR
Y
T1
AUXI
LI
A R Y
T4
N.
D.
TR
A N S FO
R M
E R
13
1
501
220
-
A
212A
}
15
0 5
W
4
0V
H3 H2
H1
H1
9A
9A 9D
9A
PROTEC
TI
ON
13
9C
R
W
S7
RE
CO
N N E C T
1
12
B
12
B
212C
287
43
A
R
BO
A R D
PO
W
E R
8 7
30
8
30
7
TH
ERMOST
AT
W
H EAT
SINK
J2
2
D A R
LINGT
ON
503
B
18 V
4 13
359
7 14
2
356 358 355 354 357 352
16 10
35
1 36
0
15
353 36
1
2 1
362
244 303
30
3
242 302 371
A
30
2
374
A
30
4
30
4
27
5
30
5
243
2
30
1
4
}
24
0
241
12B
F
IG
B T
12
52
2
12D
2
4
W
1
D3
4
S
F
5
D4
1
BOARD
3
J16
TOP
D5
5
7
DR
IVER
MO
TO
R
FAN LEF
T H1
MO
TO
R
TO
P
H3
FAN
H1
H3
H1 D
13
R E C TIFIE
R TP
2
TP
1 TP
3 9D
J16, J
28
3
5 1 J34
7
A
N.K.
413 41
6
40
5
408 406
VAC
1
VAC
7 3
4 3 2 1
F 8
52 314 31
5
J1
3
ELE
C TR
O
D E SE
N SE
LEAD
}
360
367
S2
368 367
A
ST
A IN
LESS
R1
2
42
S3 .0
35
INT
ERF
A C
E
50
3
TR
IGGER
MI
LD
378
PEA
K
377
PE
A K
ME
TE
R
BA
C K GR
OUND
CO
N TR
O L
HO
T S
TA
R T
CW
WI
R E T
Y P E
2W 500K
TA
IL
O U T
CO
N TR
O L
R1
4
N.
J.
}
RE
MO
TE
1 5
40
7
2
6
6 3
11
5
35
0
J3
5
9 12 11 6
J1
7
J2
3
J2
4
MET
ER P
INOUT (
V IE
W
ED FROM B
ACK O
F ME
TER)
ELEC
TR
ICA
L SY
M
B
O
LS
PER
E1537
W 18V N
J2
2
J23
50 4A
380-
4
415V
H3
1
H2
H3
230V 200- 208V
}
BA
C
K
FO
R SINGLE PHASE INPUT:
C O
NN
ECT
GR
EEN LE
AD
T
O
GROU
ND
P
E
R NAT
ION
AL
ELECTRIC C
O
DE.
}
6V 10 V
J24
}
18
V
TH
ER
M O ST A T
COLOR
C
O DE:
U
FAN
U
W
R
AP RED LEAD W
ITH TA
PE TO P
R
OVIDE 60
0V. INSULATI
ON
.
J26
C
O NN
ECT
BLACK & W
H ITE L
EAD
S TO SUPPLY C
IRCU
IT
.
B =
BL
AC
K
CASE
TR
AY
G =
GREEN
N =
B
R O
W
N
FR
ONT
N
O
TES:
O =
OR
ANGE
R =
RED
W =
WH
IT
E
N.A.
J25
Y
=
YELLOW
U =
B
LU
E
1.
FO
R MAC
HINES SUPPLIED W
ITH INPUT CABLE
N.M
. PR
ES
EN
T ON
EU
ROPEAN VERSION
S , C
O DE 10
383 AND H
IGH
ER.
FO
R SINGLE PHASE INPUT:
G
R
OUN
D MAC
HINE PER N
A
TI
ONAL AND
L
O
C
A L ELECTRICAL COD
ES.
C O
NN
ECT
TERMIN
AL
S U
, V & W
TO S
U
PPL
Y CIR
CUIT.
C
O NN
ECT
TERMIN
AL
S U
&
W
TO SUPPLY C
IRCU
IT
.
FO
R T
H
REE PHASE INPUT: GROUN
D M
A
CHIN
E PER
N
A TI
ONAL AND
L
O
C A
L
ELECTRICAL COD
ES.
N.B. S
IN
C E COM
PONENTS OR CIR
CUITRY
OF A PRINTED CIR
CUIT B
O
AR
D M
A Y C
H
ANGE W
ITHOUT AFFECTING
COMPON
ENT
S OR
CIRC
UIT
RY
H
A
VI
N G
A COMM
ON C
O
DE NU
MBER.
THE INTE
R C
H
A NGEABIL
ITY OF
A C
O
MPLET
E BOARD
, THIS DIAGR
A
M
MAY
NOT SHOW
THE EX
AC
T
CONN
ECTI
ON
SHOW
N
IS
F
O R 44
0-
460V OPERAT
ION
.
N.D. PLA
C
E "
A " LEA
D ON APPROPRIATE
C O
NN
ECT
ION
FOR INPU
T VOLT
AGE.
N.E.
D 1
THR
U D5 OUTPUT
D IODES ARE A MATCHED
S
E
T.
D7 T
H
RU D
11 OUTPUT
D
IODES ARE A MATCHED
S
E T.
9
N.F. R1, R9 BL
EED
ER RESIST
OR
S
AR
E A
M
A
TC
HED SET
.
J21
1
N.G. C1,
C
2 CAPACIT
OR
S A
R E A
M
A TC
HED SET.
P21
2
P
INOUT O
F FRON
T PANE
L CONNECTORS
(REAR
V IE
W
)
3
4
3
5
J29. J
31
2
CONN
ECTI
ON
SHOW
N
IS
F
O
R 38
0-
460V OPERAT
ION
.
6
N.H. PLA
C
E SW
IT
C H
IN APPROPRIATE
POSITION FOR IN
PUT
VOLT
AGE.
1
6
N
.I.
DEN
OT
ES A
TW
IST
ED
W
IRE PAIR OR GR
OUP.
1
5
P29,
P31
2
4
3
J30
4
3
5
2
6
1
P30
6
1
1
5
J22
9
FO
R T
H
REE PHASE INPUT: CONN
ECT
GR
EEN LEA
D T
O
GR
OUND
PE
R
NAT
ION
AL
ELECTRIC C
O
DE.
2
2
4
3
2
N.K. NOT P
R
ESENT
ON
E
U
ROPEAN VERSION
S,
C
O
DE 10
309 AND H
IGHER.
4
1
10
5
3
11
4
6
12
N.L. PRESENT
ON
EUROPEAN VER
S
ION
S,
C O
DE 103
09 AND
H
IGHER.
4
13
8
3
14
P22
15
8
16
7
6
5
16
4
15
3
14
2
13
1
12
11
10
7
J38
J19
N.J. NOT PRESENT
ON
EUROPEAN
VER
SI
ON
.
2.
FO
R MAC
HINES NOT SUPPLI
ED
W
IT
H IN
PUT
C
ABL
E
C
O NN
ECT
BLACK, RED
& W
H
IT
E LEADS T
O
SUPPLY
CIRC
UIT
.
J39
1
2
3
4
}
310 309
310
A
310 309
A
309
A
310
A
2 6
J7
224A
10 2W
309
IN
S ID
E
12B
25W
+
22
00
o F C1
-
BOARD
25
450V
R4
(RI
GH
T)
3
4
1
5
307
2
3
6
308
J10
8
9D
4
52
52 2
B
}
2 9
J3
4 J3
6
C4
2W
R3
10
.001/
400
N.
E .
5
W
12C
12A
S F
OUTS
ID E
TOP
CH
OKE
BOARD
3
12A
J1
2
J8
N.
H.
BOARD
224
R
31
0
J15
31
6
}
9B 9B
12B
401,
403
1,
8
8
371
J2
2
51
12B
12B
TOP
12B
.001/
400
CR
1
25
22
00
o F
45
0V
9A
25
W
- +
53
9A +
9
R6
12A
R7
12
A
12
R
W
R
W
401,
403
40
2,
40
4
(LEFT) BOARD SWIT
CH
1,
8
25W 25
4, 5
I
21 81 82 GND 4 2
{
42
{
41
FE
ED
ER
32 31
{
J3
9
N B H L M
42
414
B
H1
+
C
4 3 2
J A
8 12
TR
A N S FO
R M
E R
C8
28
8
4
289
R1
6
288
A
SEN
S E
C2
L3
4
MA
IN
1 3
289A
20/
40
0
D1
1
T2
2
J1
8
4
F
S
4
313
3 3 2
J1
4
210A
21
0 TH
ER
M O ST
A T
CHOKE
}
FAN
CASE BOT
TOM
1
1
S
IN S ID E
F
BOT
TOM
D9
BOT
TOM
D10
1
14
31
1
53
3 4
33C
N
J3
0 33
1 2
6
6
22
4
H6 H4
A
44
0-
460V A
5
9
J3
1
42V
H5 H4
115V
J2
1
R15
C
E
2 Y 300W
G J3
8
409
A
412
D
404
CURR
EN
T
F
41
1
291 H
GND
B
MO
D U LE
B R
A
}
DR
IV
E
BO
A R D
14
31
7
9
9B 9B
402
, 404
+
N.
G .
N.
F.
R5 25 25 W
25
W
7500 R9 9B
SWIT
CH
SH
R
O U
D
1
J6, J2
7, J3
3
J2, J3
6
J1
8, J
37
J1
1, J
12, J
14
1 J1,
J8,
7
P.C.
BO
ARD CONNECTOR C
A VI
TY
NUMBER
ING SEQU
ENCE
212B 32C 33C
D12
J3, J9,
IG
B T
E G
B
402
W
40
1
W
C J
41
0
10
K A
PB 10K
D
CB
1
C
}
76 75
6AM
P
F G
43B 42
9A
9D
9C
3 4 5
H N K
I
B
G
J A
F
L
M
H
C
A
E
G
D
I
4
F
B
J
E
3
C
2
D
1
242 243 241 240 374
A
371
A
11
21
1A
A
9
350
5
R1 25
W
7500
N.
F.
D7 D8
R2
1 2
W
D2 C3
3
53
14
14
9 1
6
8 4
J5, J7,
8 1 6
12
(V
IE
W
ED FROM COMPONENT
SI
DE OF
BO
ARD)
6
1
4 1 J1
5, J
35
J1
0,
J 13,
J4, J1
7
4
3 2
E 1
I
3 4
77
K
Y R1
3 (+)
10K
2
2W C W
(M
AX)
3
361
CO
N TR
O
L
36
6 503
A
WI
R E S
IZ E
THE
R M A L
OVE
R LOAD
36
4
36
5
7 6 8 5 16 13 15 14 4 12 11
CO
N TRO
L
C U R RE
NT
BOARD
41
5 31
A
33D
6AM
P
4 6
246 245
212
2
IN
LI
NE CONNEC
TOR
CAV
IT
Y NUMBER
ING SEQU
ENCE
31
3
G4500
W
IR
IN
G
D
IAGR
AM
- IN
VERTEC
ST
T
II (CE) (FOR CODE 11366)
(V
IE
W
ED FROM
W
IRE S
IDE OF
CONNECTOR)
A
BG
SE
N S E
(-)
VOL
TAGE
CO
N N E C TI O
N
(+)
2 1 J1
9
29
0
PR
OT
EC
TI
ON BOARD
RE
MO
TE
288B
TO
R O ID
A L
289B
374
}
3
51
H5
6
51
9B
WI
R E
OP
TI
ON
AL
VA
C
N.
L.
N.
M.
N.G.
2 Y
300W
50 1A