Lincoln Electric IDEALARC R3R 600-I Operator'S Manual Download Page 24

F-1

WIRING DIAGRAMS

F-1

IDEALARC R3R 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

D6

D7

POCKET AMPTROL SENSING BRIDGE

L1

DC OUTPUT FILTER

R1

R2

R3

R4

16

TO SUPPLY LINES

TO GROUND

PER

NATIONAL

ELECTRICAL

CODE

1

2

3

L1

L2

L3

ICR

233

232

231

H3

H2

H1

X2

X1

T2

RECONNECT PANEL SHOWN

CONNECTED FOR LOW VOLTAGE

4

5

6

7

8

9

1

2

3

232

231

H3

H2

H1

X2

X1

T2

233

TO GROUND

PER

NATIONAL

ELECTRICAL

CODE

ICR

L1

L2

L3

TO SUPPLY LINES

TO GROUND

PER

NATIONAL

ELECTRICAL

CODE

H3

H2

H1

X2

X1

T2

TO SUPPLY LINES

TO GROUND

PER

NATIONAL

ELECTRICAL

CODE

232

231

H3

H2

H1

X2

X1

T2

TO SUPPLY LINES

ICR

233

TO PRIMARY

COILS

PRIMARY CONNECTIONS

MAIN TRANSFORMER

1

2

3

L1

L2

L3

DIAL SELECTOR SWITCH

SCR1-D1

SCR2-D2

SCR3-D3

D4

SCR 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)

A

B

C

D

E

F

10K OHM POT., OUTPUT CONTROL

10K OHM POT., ARC FORCE CONTROL

40 OHM

SW1

SW2

SW3

SW4

POWER SWITCH

MACHINE/REMOTE SWITCH

L1

D4

D1

D2

D3

SCR1

SCR2

SCR3

R3

204

204

204

205

206

SHUNT

218

R4

D5

D6

D7

219

219

201

202

203

204

204
209
208

217

CONTROL

P.C.

BOARD

SW1

PILOT LIGHT

231

235

235

232

W

THESE LEADS ARE
PRESENT ONLY WITH
OPTIONAL METER
KIT.

220
225

115V

G

G

Y

T3

G

OPTIONAL POCKET

AMPTROL P.C.

BOARD

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

4

5

6

66V

BOTTOM PRIMARY

TOP PRIMARY

T1

X1

X2

X3

SEC

SEC

SEC

16, 17, & 18 ARE PRESENT

ON 380/500 OR 460/575

MACHINES ONLY.

THERE IS NO 10-11-12

CONNECTION ON 380,

A

CHOKE

THERMOSTAT

SECONDARY

THERMOSTAT

233

231

204

ICR

1

2

3

L1

L2

L3

RECONNECT PANEL SHOWN

CONNECTED FOR 220V

H4

234

235

FAN MOTOR

HIGH TEMP LIGHT

221

222

223

G1 G2 G3

204

+

-

G1 G2 G3 204

226

220

204

211

210

213

77

212 76

SW3

A = AMBER

G = GREEN

W = WHITE

Y = YELLOW

COLORS

235

232

ARE MADE AT THE

SINGLE, 346V AND ABOVE

(EXCEPT 380V.)

220/380/440

SINGLE, BELOW 346V OR

DUAL VOLTAGE

380/500 OR 460/575

76

77

SW4

RECONNECT PANEL SHOWN

CONNECTED 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

201A

203A

J2

J4

201A

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 1 3 4

2 1

RECTIFIER

BRIDGE

1 2 3 4 5 6 7 8

J5

SNUBBER BOARD

226

224

204

235

TO PRIMARY

COILS

TO PRIMARY

COILS

TO PRIMARY

COILS

231

233

(SWITCH SHOWN IN LOCAL POSITION)

220/380/440 OR

230/400V MACHINES.

REMOTE CONTROL RECEPTACLE

2

3

16

17

18

11

8

66V

S

66V

9

12

OPTIONAL POLARITY SWITCH

(60 Hz ONLY)

11

10

12

6

4

5

7

8

9

TO GROUND

PER

NATIONAL

ELECTRICAL

CODE

1

2

3

L1

L2

L3

ICR

233

232

231

H3

H2

H1

X2

X1

T2

TO SUPPLY LINES

RECONNECT PANEL SHOWN

TO PRIMARY

COILS

CONNECTED FOR 230V

230/400V

PRIMARY 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)

L9376

B.01

IDEALARC R3R-400, 500-I, 500 & 600-I WIRING DIAGRAM

4

5

6

9

8

7

11

TO PRIMARY COILS

10

12

FLEX
LEAD

JUMPER

RECONNECT PANEL

A

A

A

A

INPUT BOX

LIFT BALE

CONTROL

CONTROL

BOX

AND FRAME

PANEL

REMOTE

RECEPTACLE

BONDED GROUNDING LEADS

(R3R-600-I ABOVE CODE 11200 ONLY)

       AND

220-230/380-

400/440-460

GROUNDING STUD

Summary of Contents for IDEALARC R3R 600-I

Page 1: ...INSTALL OPERATE OR REPAIR THIS EQUIPMENT WITHOUT READ ING THIS MANUAL AND THE SAFETY PRECAUTIONS CON TAINED THROUGHOUT And most importantly think before you act and be careful For use with machines h...

Page 2: ...R WEARERS SHOULD CONSULT WITH THEIR DOCTOR BEFORE OPERATING Read and understand the following safety highlights For additional safety information it is strongly recommended that you purchase a copy of...

Page 3: ...r for cooling 3 h Never simultaneously touch electrically hot parts of electrode holders connected to two welders because voltage between the two can be the total of the open circuit voltage of both w...

Page 4: ...vent the welding sparks from starting a fire Remember that welding sparks and hot materials from welding can easily go through small cracks and openings to adjacent areas Avoid welding near hydraulic...

Page 5: ...appropri s et non inflammables 4 Des gouttes de laitier en fusion sont mises de l arc de soudage Se prot ger avec des v tements de protection libres de l huile tels que les gants en cuir chemise pais...

Page 6: ...ion below for future reference This information can be found on your machine nameplate Product _________________________________________________________________________________ Model Number __________...

Page 7: ..._______________________________________________________________________________________ Maintenance Section D __________________________________________________________________________________________...

Page 8: ...0V 50 60Hz 380 400V 50 60Hz 440 460V 50 60Hz 11 3 220V 50Hz 74 500A Rated Input Current 103A 600A Output 92A 500A Output 68A 375A Output 220V 50 60Hz Volts Hz DC RATED OUTPUT PHYSICAL DIMENSIONS HEIGH...

Page 9: ...phase input power to the three line terminals on the input contactor and the earth ground lead to the ground stud marked with the symbol Install the reconnect panel for the proper input voltage per t...

Page 10: ...nt control dial labeled I on the front of the machine indicates the output current On the R3R 375 I there is only one dial On the R3R 500 I and 600 I there are two dials The A range controls the curre...

Page 11: ...REMOTE SWITCH Remote Output Current Control F POLARITY SWITCH Factory installed option on domestic models only Electrode Polarity Positive Electrode Polarity Negative Do Not Switch While Welding G RAT...

Page 12: ...e care must be observed when installing or extending the wiring of a remote control The Remote Control cord can be lengthened to any length by splicing four wires to the standard 28 ft 8 5 m cord befo...

Page 13: ...tenance required The probe tip should be kept in condition to provide sharp edges at the ends to assure penetration of heavy oxide coatings on the work piece A blunted tip could result in giving diffe...

Page 14: ...hat may contribute to the machine symptom Step 3 RECOMMENDED COURSE OF ACTION This column provides a course of action for the Possible Cause If you do not understand or are unable to perform the Recom...

Page 15: ...ut contactor coil open 7 Open winding on 115V pilot transformer 8 Power ON OFF switch not closing 9 Lead broken or loose connec tion in 115V starter circuit 10 Thermostats defective High Temperature W...

Page 16: ...de or work lead loose or broken 2 Open transformer primary or secondary circuit 3 Supply line fuse blown 4 Input line grounded causing single phase input 5 Input leads not connected to contactor 6 Lat...

Page 17: ...shooting Section E 1 Input fuse blown Machine is single phased 2 One phase of main transformer windings open 3 Defective power bridge 1 Improper ventilation 2 Loaded beyond rating 3 Fan inoperative 4...

Page 18: ...1 Poor work or electrode cable connection 2 Current too low 3 Welding leads too small 4 Open SCR or diode in power rectifier bridge 5 Control circuit problems 1 Input contactor contacts frozen 1 Curr...

Page 19: ...OF ACTION L Optional remote current control not functioning See Troubleshooting Section C before connecting 1 Current control switch in the wrong position 2 Leads 75 76 and 77 not con nected to corre...

Page 20: ...eplacing check repair are OK one at a time changes OCV each gate lead one at a time does NOT change OCV Codes below 9500 with power off remove leads from Identify gate lead that when Codes above 9500...

Page 21: ...uit Only the green lead can and should be grounded to the machine case When extending the standard remote control make sure the leads are the same and the splice is waterproof Be very careful not to g...

Page 22: ...her step 3 or step 4 fails replace the switch I REMOTE CONTROL CHECK For codes above 9500 the remote control Amphenol pin assignments are pin C 75 pin B 76 and pin A 77 Disconnect the remote field con...

Page 23: ...tep b and a much higher resistance in Step c K POWER SILICON CONTROLLED REC TIFIER TEST The SCR must be mounted in the heat sink when making this test a Connect the ohmmeter set to the X10 scale leads...

Page 24: ...5 6 66V BOTTOM PRIMARY TOP PRIMARY T1 X1 X2 X3 SEC SEC SEC 16 17 18 ARE PRESENT ON 380 500 OR 460 575 MACHINES ONLY THERE IS NO 10 11 12 CONNECTION ON 380 A CHOKE THERMOSTAT SECONDARY THERMOSTAT 233 2...

Page 25: ...F 2 DIMENSION PRINT IDEALARC R3R 600 I F 2 R3R 600 I K817 or K817R K841 not shown Part No Type A B C D F G H M12244 7 R3R 32 00 15 39 3092 1 44 30 02 11 33 07 06 94 M12244 7 7 7 78...

Page 26: ...electrically live parts or electrode with skin or wet clothing Insulate yourself from work and ground No toque las partes o los electrodos bajo carga con la piel o ropa moja da Aislese del trabajo y...

Page 27: ...e Be und Entl ftung des Arbeitsplatzes Mantenha seu rosto da fuma a Use ventila o e exhaust o para remover fumo da zona respirat ria Turn power off before servicing Desconectar el cable de ali mentaci...

Page 28: ...and Service through Subsidiaries and Distributors Worldwide Cleveland Ohio 44117 1199 U S A TEL 216 481 8100 FAX 216 486 1751 WEB SITE www lincolnelectric com World s Leader in Welding and Cutting Pr...

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