Lincoln Electric RED-D-ARC E500 - Manual (Page 22)

E500
E-2 WIRING DIAGRAM - CODE 11042 & UP E-2
ELECTRICAL SYMBOLS PER E1537
LEGEND
L1 DC OUTPUT FILTER
R1
R2
R3
TO GROUND
PER
NATIONAL
ELECTRICAL
CODE
H3
H2
H1
X2
X1
T2
TO SUPPLY LINES
DIAL SELECTOR SWITCH
SCR1-D1
SCR2-D2
SCR3-D3
D4
SCR AND DIODE
RECTIFIER BRIDGE
T1
T2
MAIN TRANSFORMER
CONTROL TRANSFORMER
1CR INPUT STARTER
( DASHED ITEMS ON WIRING
DIAGRAM ARE OPTIONAL )
CAVITY NUMBERING SEQUENCE
(COMPONENT SIDE OF BOARD)
A B C
10K OHM POT., OUTPUT CONTROL
10K OHM POT., ARC FORCE CONTROL
30 OHM
SW1
SW2
SW3
POWER SWITCH
MACHINE/REMOTE SWITCH
L1
D4
D1 D2 D3
SCR1 SCR2 SCR3
R3
204
204
204
205
SHUNT
CONTROL
P.C.
BOARD
SW1
PILOT LIGHT
231
235
235
232
W
77 76 75
204
204
214
75 210 211
R1
SW2
R2
204
208
209
224
-
+
217
217
A
A 115 V
201 202
203 13 14 15
7 8 9
S S S
10 11 12
1 2 3
4 5 6
66V
AUXILIARY COILS
BOTTOM PRIMARY
TOP PRIMARY
T1
X1 X2 X3
SEC SEC SEC
A
CHOKE
THERMOSTAT
SECONDARY
THERMOSTAT
233
231
204
1CR
L1
L2
L3
RECONNECT PANEL SHOWN
TO PRIMARY COILS
H4
234 235
FAN
HIGH TEMP LIGHT
G2 G3
204
+
-
G1 G2 G3 204
220
211
210
213
77
212 76
SW3
A = AMBER
G = GREEN
W = WHITE
Y = YELLOW
COLORS
235
232
66V 66V
16
17
18 6
15
5
14
4
13
1
2
3
7
8
9 TAPE UP
SEPARATELY
TO PROVIDE
AT LEAST
600 VOLTS
INSULATION
{
18 16 17
CONNECTED FOR 230V
1
8
5
6
7
4
3
2
1
5
6
4
3
2
1
2 4
3
1 2
204
209
208
217
CONTROL
P.C.
BOARD
1
2
3
4
5
6
7
8
214
75
213
212
{
{
J2
J4
J1
2 1 3 4 2 1
REMOTE CONTROL
RECEPTACLE
1 2 3 4 5 6 7 8
{
J5
SNUBBER BOARD
226
224
204
226
220
225
221
222 223
G1
RECTIFIER
BRIDGE
201
202
203
204
201A
203A J3
6
3
2
1
5
4
{
L11467
A
E500 WIRING DIAGRAM (230/460/575 V)
(SWITCH SHOWN IN
LOCAL POSITION)
235
66V
S S
32B
31A
THERMOSTAT
FAN
THERMAL
287
A
MOTOR
GROUND STUD ON
OUTPUT PANEL
WHITE WHITE
LINE LOAD
HOT
LINE LOAD
HOT
GROUND STUD ON
OUTPUT PANEL
WHITE WHITE
LINE LOAD
HOT
LINE LOAD
HOT
31
32A
GFCI
15A
32