Lincoln Electric IDEALARC DC-1500 Service Manual page 95

G-2
WiriNG DiaGram - cOmplETE machiNE - (l6427)
4
216
215
NOTE: This diagram is for reference only. It may not be accurate for all machines covered by this manual. The wiring diagram specific to your code is pasted inside one of the enclosure panels of your machine.
DC1500 AMP IDEALARC - WIRING DIAGRAM
32
252
211
213
209
211
NO
2CR
FAULT COM
PROTECTION
NC
6CR
RELAY
OUTPUT
201 2
PILOT
214
INPUT
RELAY
1CR
31A CONTACTOR
211
32 CENTER
TERMINAL
OF FUSE
L L L
1 2 3
N.B.
5A FAST F2
BLOW
FUSE
X L1 L2
H1
H2 H3
H1 H2 H3
A B C
M
FAN MOTORS
M
CONTROL
T1
H T
TRANSFORMER 1
1 AUX. POWER
T7 31A H T
TRANSFORMER
2 1
H T
3 1
32
T2
32 H T
CONTROL
1 2
POWER
201 H T
2 2 A
TRANS.
H T
203 3 2
N.B
255 .
T3
204 H T
CONTROL
256 1 3
POWER
205 H T
2 3 B
TRANS.
H T
206 3 3
T4
207 H T
CONTROL
1 4
POWER
H T
208
2 4
C
TRANS.
H T
3 4
TS1
207-X
2
208-X
1
205-X
2
206-X
1
203-X
2
204-X
1
32-X
2
201-X
1
203
204
205
206
207
208
256
255
214
215
216
ElEcTrical DiaGramS
201
31A 31A
START
INTERLOCKING
RELAY 201
5CR
2
233
235
1 240
SNUBBER
2 241
P.C. BD.
6 242
#1 3 K
PRIMARY
THERMOSTAT
212
SCR
THERMOSTAT
247
SCR1 SCR3 SCR5
SNUBBER
1
P.C. BD.
211
2
#2
6 A B C
3 K
4
SCR2 SCR4 SCR6
245
244
243
215
TO
SUPPLY
LINES
RECONNECT
PANEL
216
1 S
4 F
7 S
10 F
2 S
5 F
8 S
11 F
S
3 S
F
6 F
S
9 S
F
T6
12 F
INTERPHASE
MAIN POWER
T5
TRANSFORMER REACTOR
CENTER TERMINAL
OF FUSE HOLDER
32
ELECTRODE
8A SLOW
POLARITY
BLOW
SW1 INPUT FUSE
239
POWER SW2
STOP
F1 W
209
210
31A
.15MFD
C1
G1
21 4 2 31 32
K1
TS5
226
.15MFD
C2 233
G2
235
K2
248
.15MFD
D1
C3
320V
G3
253
05MFD
160J
16 AMP
K3
30 249
.15MFD R2
C4 300W 320V
G4
05MFD
160J
C7
K4
254
239 250
.15MFD
246 222
C5
G5
CURRENT
K5
ACTIVATED
.15MFD 4CR
REED SW.
C6 210
G6
K6
1 220
2 222
3 230
4 226
246
5
6 231
7 75
8
CONTROL
9 235
P.C. BD.
10 233
11 255
12 256
1 234
SHUNT
2 266
74
3 232
234
4 229
(+)
5
6 224
(-)
GND 7 73
8 238
9 210
232
214 1 1 G1
203 2 2 215
204 3 3 G2
G3 4 4
205 5 5 215
206 6 6
G4 7 7
8 8 231
207 9 9
G5 10 FIRING
G6 11 CIRCUIT
P.C. BD.
208 12
G-2
TS1 202
N.C.
8A SLOW
R
F1 BLOW
FUSE
31 32
TS5
10K POT
R1
236 75
237
230
230
SW4 229
238 266
SW5
OUTPUT
CONTROL
WELDING
226
MODE
224
266
73 74 75 76 77
TS6
NOTE:
N.A. TRANSFORMERS T1, T2, T3 AND T4 ARE SHOWN
CONNECTED FOR 460V. CONNECTIONS FOR OTHER
INPUT VOLTAGES MAY BE DIFFERENT. SEE INPUT
06/02/2005
N.B. THESE ITEMS ARE NOT INCLUDED IN MACHINES
PRECEDING SERIAL No. U1970201000. ALSO,
THE FOLLOWING LEAD NUMBERS WERE CHANGED:
31A WAS 31
32 WAS 202
N.C. CONNECTION OF F1 AND PILOT LIGHT FOR MACHINES
PRECEDING SERIAL No. U1970201000.
N.B.
CASE BASE FAN
FRONT BAFFLE
PROTECTIVE BONDING CIRCUIT
A.N.S.I. ELECTRICAL SYMBOLS PER E1537.
D
L642 7P RINT
iDEalarc® Dc-1500