Lincoln Electric IDEALARC CV-300 Service Manual page 93

G-6
220V-380V-440V INPUT
INPUT RECONNECT PANEL
SUPPLY
LINE
L1
12
L2
10
L3
11
*
S1
LINE
SWITCH
440V/50/60HZ
S1
INPUT
LINE
SUPPLY
LINE SWITCH
L1
L2
L3
380V/50/60HZ
S1
INPUT
LINE
SUPPLY
SWITCH
LINE
L1
L2
L3
220V/50/60HZ
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.
IDEALARC CV-300
WIRING DIAGRAM FOR CODE 9456
230V-460V INPUT
3
RECONNECT PANEL
INPUT
1
1 SUPPLY
LINE
1
7 4 4
1
L1
7
4 7
2 8 4 2
7 5
L2 8
3 9
5 3 6 10
9
L3
10 2
6 *
2
2
5
5 8
S1
8
LINE
SWITCH 11
11
3
3
460V/60HZ
6
6 9
1
9
12
12
RECONNECT
PANEL
RECONNECT PANEL
INPUT
12 1
7
SUPPLY
4
LINE
10 2 8
5
1 7 4
L1
11
3 12V
9
6
2 8 5
* L2
3 6
9
L3
12V
*
RECONNECT
PANEL
66V
S1
LINE
6
SWITCH
12
1 7
4
42V
10 2 8
230V/60HZ
5
11
3
9
*
MAIN TRANSFORMER
*
TO A SYSTEM GROUND PER
NAT IONAL ELECTRICAL CODE
ELECTRICAL DIAGRAMS
SNUBBER/BYPASS
P.C. BOARD
204C 8
221 2
SCR3
223 204D
222 3
J5
223 4
7.5 OHM
224 1
220 W
D3 G3 7
R1
224A
SCR2
+
G2
C1
D2
222
+
213B
C2
+
204D C3
204C +
C4
SCR1
204A
224B
CONTROL
G1
221 D4
D5 P. C. BOARD
D1
J10
224B
224
G2
4
2
G3
J1
204A
1
G1 3
213B
4
200 6
J2
O1
10
201
202 8
O2
J3
203 9
2
SECONDARY
215
THERMOSTAT 3
FAN
O3
205 7
L1
31A
206 5
31
NC 1
33A
41
J4
O1
33 32
CB1
32A
10A
CIRCUIT
BREAKER
CONNECTOR CAVITY NUMBERING SEQUENCE
(COMPONENT SIDE OF P. C. BOARD)
ELECTRICAL SYMBOLS
PER E1537
2 PIN 4 PIN
J10 J1
N.A. SWITCH & POTENTIOMETER WIRING
VIEWED FROM REAR OF SWITCH.
6
213
J5
5 214 213
400 A. 50mV
SHUNT
+
213A
213B
-
218
214
-
L1 CHOKE
219
214B
214B
213A 214A
WIRE FEEDER
VOLTMETER SWITCH
S3
1 N.A.
2
P9
TO
J8A P8A
475 1
21
OPTIONAL
4 4
214B 2 POWER
8
OUTPUT
SOURCE
3
3 224B CONTROL 476
3 3 REMOTE
4
7 277 377
KIT
CW
477
2 2
4 276 376 10K WIRE FEEDER
H
VOLTMETER
E
1 1
275 375 F
5
N.A.
G
2
1 C
6 4 D
N
6 207 1 31
J
115 VAC
1 208 2 32
A
J7
32A
4 209 3 K
METER
42 VAC
3 210 4 41 I
P.C.
BOARD L
211 B GROUND
5
S2
2 212
M
VOLTS / AMPS N.A.
WIRE
(SHOWN IN "VOLTS" POSITION) CUSTOMER
FEEDER
CONNECTIONS
RECEPTACLE
8 PIN 10 PIN
6 PIN
J4 J2 J3
J7 J5
C1-C4 31,000 MFD
IDEALARC CV-300
G-6