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F-1
WIRING DIAGRAMS
F-1
IDEALARC® R3R 375-I, 500-I AND 600-I
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.
ELECTRICAL SYMBOLS PER E1537
LEGEND
D5
D
6
D
7
POCKET AMPTROL SENSING BRIDGE
L
1 DC OUTPUT FILTER
R1
R2
R3
R
4
1
6
T
O SUPPLY LINES
T
O GROUND
PER
N
ATIONAL
ELECTRICAL
C
ODE
1
2
3
L1
L
2
L3
ICR
2
33
232
231
H
3
H2
H1
X2
X
1
T2
RECONNECT PANEL SHOWN
CONNECTED FOR LOW VOLTAGE
4
5
6
7
8
9
1
2
3
232
231
H
3
H2
H1
X2
X
1
T2
233
TO GROUND
PER
NATIONAL
ELECTRICAL
CODE
ICR
L1
L2
L3
TO SUPPLY LINES
T
O GROUND
PER
N
ATIONAL
ELECTRICAL
CODE
H3
H2
H1
X2
X1
T2
TO SUPPLY LINES
TO GROUND
PER
NATIONAL
E
LECTRICAL
CODE
2
32
231
H
3
H2
H1
X2
X
1
T2
TO SUPPLY LINES
ICR
233
TO PRIMARY
COILS
PRIMARY CONNECTIONS
M
AIN TRANSFORMER
1
2
3
L
1
L
2
L
3
DIAL SELECTOR SWITCH
S
CR1-D1
S
CR2-D2
SCR3-D3
D4
S
CR AND DIODE
RECTIFIER BRIDGE
T1
T2
T3
MAIN TRANSFORMER
CONTROL TRANSFORMER
POCKET AMPTROL OPTION
TRANSFORMER
ICR INPUT STARTER
( DASHED ITEMS ON WIRING
DIAGRAM ARE OPTIONAL )
CAVITY NUMBERING SEQUENCE
(COMPONENT SIDE OF BOARD)
ABCDE
F
10K OHM POT., OUTPUT CONTROL
1
0K OHM POT., ARC FORCE CONTROL
40 OHM
SW1
SW2
SW3
S
W4
POWER SWITCH
MACHINE/REMOTE SWITCH
L1
D4
D1
D2
D3
SCR1
SCR2
S
CR3
R3
204
2
04
204
205
2
06
SHUNT
218
R4
D
5
D6
D7
219
219
2
01
202
203
204
204
2
09
208
217
CONTROL
P.C.
BOARD
SW1
P
ILOT LIGHT
2
31
235
235
232
W
T
HESE LEADS ARE
PRESENT ONLY WITH
O
PTIONAL METER
KIT.
2
20
2
25
115V
G
G
Y
T3
G
OPTIONAL POCKET
AMPTROL P.C.
B
OARD
77
76
75
75
217
206
205
204
204
214
75
210 211
R1
SW2
R2
204
208
209
224
OPTIONAL METER KIT
VM
AM
+
+
-
-
TO CONTROL BOX
-
+
217
217
A
A
115 V
201
202
203
7
S
S
10
1
456
6
6V
BOTTOM PRIMARY
TOP PRIMARY
T1
X1
X
2
X3
SEC SEC SEC
1
6, 17, & 18 ARE PRESENT
ON 380/500 OR 460/575
M
ACHINES ONLY.
THERE IS NO 10-11-12
CONNECTION ON 380,
A
C
HOKE
THERMOSTAT
SECONDARY
THERMOSTAT
233
231
2
04
ICR
1
2
3
L
1
L
2
L
3
RECONNECT PANEL SHOWN
CONNECTED FOR 220V
H4
234
235
F
AN MOTOR
HIGH TEMP LIGHT
221
222
223
G
1
G2
G3
204
+
-
G
1
G2 G3
204
226
2
20
204
211
210
213
77
212
76
SW3
A = AMBER
G = GREEN
W = WHITE
Y = YELLOW
COLORS
235
2
32
ARE MADE AT THE
SINGLE, 346V AND ABOVE
(EXCEPT 380V.)
220/380/415-440
SINGLE, BELOW 346V OR
DUAL VOLTAGE
380/500 OR 460/575
76
77
SW4
RECONNECT PANEL SHOWN
C
ONNECTED FOR LOW VOLTAGE
1
2
3
4
1
2
3
4
5
6
77
76
75
G
Y
218
219
J6
J7
1
2
3
4
5
6
7
8
214
75
213
212
2
01A
203A
J
2
J4
2
01A
203A
J3
6
3
2
1
5
1
8
5
6
7
4
3
2
1
5
6
4
3
2
1
2
4
3
1
2
J1
.
4 OHM POCKET AMPTROL SENSING RESISTOR
CONNECTOR AND THESE THREE
LEADS ARE NOT USED WHEN
OPTIONAL POCKET AMPTROL
IS PROVIDED.
4
2
134 2
1
RECTIFIER
BRIDGE
123 4 5 6 7 8
J5
SNUBBER BOARD
226
224
204
235
TO PRIMARY
COILS
TO PRIMARY
C
OILS
TO PRIMARY
C
OILS
231
2
33
(SWITCH SHOWN IN LOCAL POSITION)
220/380/415-440 OR
230/400V MACHINES.
REMOTE CONTROL RECEPTACLE
2
3
1
6
1
718
11
8
6
6V
S
6
6V
9
12
O
PTIONAL POLARITY SWITCH
(60 Hz ONLY)
11
10
1
2
6
4
5
7
8
9
TO GROUND
PER
NATIONAL
ELECTRICAL
CODE
1
2
3
L1
L2
L3
I
CR
233
232
231
H3
H2
H
1
X2
X1
T2
TO SUPPLY LINES
R
ECONNECT PANEL SHOWN
TO PRIMARY
COILS
C
ONNECTED FOR 230V
230/400V
P
RIMARY CONNECTIONS 1-7, 2-8 AND 3-9
ARE MADE AT THE MAIN TRANSFORMER
PRIMARY CONNECTIONS 4-7, 5-8 AND 6-9
ARE MADE AT THE MAIN TRANSFORMER
17
18
4-7, 5-8 AND 6-9
AUXILIARY COILS
(
ON BOTTOM PRI.
COIL ASSEMBLIES)
IDEALARC R3R-400, 500-I, 500 & 600-I WIRING DIAGRAM
4
5
6
9
8
7
11
T
O PRIMARY COILS
10
12
F
L
E
X
L
E
A
D
J
U
M
P
E
R
RECONNECT PANEL
A
A
A
A
INPUT BOX
LIFT BALE
CONTROL
CONTROL
BOX
AND FRAME
PANEL
REMOTE
R
ECEPTACLE
BONDED GROUNDING LEADS
(R3R-600-I ABOVE CODE 11200 ONLY)
AND
220-230/380-
4
00/440-460
GROUNDING STUD
BASE
F
L9376