Lincoln Electric manual Wiring Diagram CV-300 60Hz

Page 28

WIRING DIAGRAM CV-300 (60Hz)

F-1

 

RECONNECT

INPUT SUPPLY

PANEL

 

LINES

3

 

3

SCR3

 

 

223

 

 

D3

G3

 

204C

204D

221

222

7.5 OHM

223

220 W

224

R1

 

SNUBBER/BYPASS

8

P.C. BOARD

 

2

 

 

 

3

J5

6

 

4

213

 

1

 

J5

214

 

5

7

 

 

 

 

400 A. 50mV

213

U

V

W

C

6

 

 

 

 

 

 

9

SCR2

224A

+

-

SHUNT

213A

+

L1

L2

L3 N.B.

F

 

 

 

 

 

 

12

1

2

3

2

 

 

 

S1

 

 

B

 

 

5

LINE

 

 

 

 

8

SWITCH

 

 

 

 

E

 

 

 

 

 

 

11

 

*

 

1

 

 

A

 

 

 

4

 

 

 

7

2

222

D2

G2

 

 

 

204D

204C

SCR1 204A

1

 

G1

221

 

D1

D5

 

 

 

 

224

+

C1

+

C2

+

C3

+

C4

224A

D4

224B

 

 

 

 

213B

 

 

 

 

 

 

-

213B

 

218

L1 CHOKE

214

-

 

 

 

224B

 

214B

 

 

 

 

 

 

 

219

LOCAL/REMOTE SWITCH

 

 

 

 

 

CONTROL

 

 

(SHOWN IN LOCAL POSITION)

 

P. C. BOARD

 

S4

376

 

 

1

 

 

 

J10

 

 

377

 

2

 

277

 

 

 

 

 

 

 

 

213A

214A

S3

21 WIRE FEEDER

D

10

G2

4

 

 

 

G3

2

J1

8

214B

204A

1

 

 

3

224B

276 77 76

VOLTMETER

SWITCH

*TO A SYSTEM GROUND PER NATIONAL ELECTRICAL CODE.

s

G1

3

7

277

 

 

213B

4

 

 

202

8

 

276

N.A.

377

376

CW

CV-300

208/230/460 INPUT VOLTAGES

12V O2 TOP

s

12V O1 TOP

31

4

 

 

J2

 

 

203

9

 

2

NC

200

6

 

5

275

 

 

 

201

10

J3

1

2

10K

R2

OUTPUT

CONTROL

 

 

H

VOLTMETER

76

E

 

 

F

 

75

G

 

2

C

 

RECONNECT

208V

PANEL

 

 

 

 

 

C

 

6

5 4

B

9

8

7

 

A

3

2

1

 

 

 

RECONNECT

230V

PANEL

 

 

 

 

 

C

 

6

5 4

B

9

8

7

 

A

3

2

1

 

 

 

RECONNECT

460V

PANEL

 

 

 

 

 

C

 

6

5 4

B

9

8

7

 

A

3

2

1

 

 

 

s

41A41

42V O1 TOP

42A 42 CB1 10A

CIRCUIT

SECONDARY

 

2

6

4

215

 

 

THERMOSTAT

3

 

 

 

6

207

 

205

7

L1

1

208

206

5

 

4

209

 

NC

1

 

3

210

 

 

J4

1

2

J7

3 METER

4 P.C.

BOARD

4

D

 

 

N

 

31

J

115 VAC

32

A

 

41

I

42 VAC

42

K

 

 

L

 

F E D

3 2 1

TO S1 LINE SWITCH

F E D

3 2 1

TO S1 LINE SWITCH

F E D

3 2 1

TO S1 LINE SWITCH

sBREAKER

58V O3 TOP

33

32

5

211

S2

 

2

212

 

 

 

 

VOLTS / AMPS

N.A.

(SHOWN IN "VOLTS" POSITION)

B GROUND M

WIRE

FEEDER

230/460/575 INPUT VOLTAGES

33A

CB2 5A

CIRCUIT

ELECTRICAL SYMBOLS

RECEPTACLE

RECONNECT

 

230V

PANEL

 

 

 

 

 

9

8

7

8

6 4

5

F E D

RECONNECT

 

460V

PANEL

 

 

 

 

 

9

8

7

8

 

6

 

4

 

5

 

 

F E D

RECONNECT

 

575V

PANEL

 

 

 

 

 

9

8

7

8

 

6

 

4

 

5

 

 

F E D

 

FAN

 

115V

58V

O3 BOT.

 

31A

s

31B

 

BREAKER

31

PER E1537

CONNECTOR CAVITY NUMBERING SEQUENCE

(COMPONENT SIDE OF P. C. BOARD)

CUSTOMER CONNECTIONS

DIAGRAMS

3 2 1 3 2 1

TO S1 LINE SWITCH

3 2 1 3 2 1

TO S1 LINE SWITCH

3 2 1 3 2 1

TO S1 LINE SWITCH

2 PIN

4 PIN

6 PIN

8 PIN

10 PIN

J10

J1

J4

J2

J3

 

J7

 

J5

 

C1-C4 31,000 MFD EACH

MAIN TRANSFORMER

N.A. WIRING VIEWED FROM REAR OF POTENTIOMETER

N.B. TAP LEADS A, B, AND C APPEAR ON THE TOP PRIMARY COILS

OF 208/230/460V MACHINES ONLY.

6-18-93

 

CLEVELAND, OHIO U.S.A.

L8927

 

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. If the diagram is illegible, write to the Service Department for a replacement. Give the equipment code number..

F-1

Image 28
Contents Idealarc CV-300October Safety California Proposition 65 WarningsElectric Shock can kill Cylinder may explode if damaged Précautions DE Sûreté Sûreté Pour Soudage a L’ArcThank You Table of Contents Installation Technical Specifications Idealarc CV-300Safety Precautions Select Suitable LocationInput Connections StackingField Installed Options Output ConnectionsParalleling Operating Instructions OperationGeneral Warnings Operational Features and Controls Design FeaturesPower Source Operation General DescriptionControls and Settings Thermal Protection Indication LightIndicates Warning Information Located on Right Case Side Voltage ControlC. Output Connectors Output Panel ConnectionsStarting the Machine Auxiliary PowerOverload Protection Factory Installed OPTIONS/ACCESSORIES AccessoriesCompatible Lincoln Equipment Maintenance General MaintenanceSafety Precautions Machine and Circuit ProtectionTroubleshooting HOW to USE Troubleshooting GuideBUILT-IN Diagnostic Routines and Error Codes Error Code Trouble RemedyMachine Troubleshooting Guide Problems Possible Areas Recommended SymptomsProblems Poor arc characteristics Control PC Board defective Options Troubleshooting Guide Control PC Board Meter PC BoardFault Protection Operation Optional K857 Remote Control CheckOutput Voltage Checking Snubber CircuitWiring Diagram CV-300 60Hz Diagrams CV Power Source to AN LN-7 and K857Adapter Power Source to a K867 / K775 LN-7CV Power Source to AN LN-25 Power Source to AN LN-25 / K444-1 Lincoln Power Source to AN LN-742 WireInstallation Instructions TWIST-MATE Cable Plug Installation Instructions Connection of NON-LINCOLN Wire Feeders Dimension Print CV-300 CV-300 How To Read Shop Drawings Precaucion Warnung

CV-300 specifications

The Lincoln Electric CV-300 is a highly regarded power source designed specifically for wire feed welding applications. This machine combines advanced technology with user-friendly features to meet the demanding needs of professional welders. Known for its reliability, efficiency, and versatility, the CV-300 is suitable for various welding processes, including MIG, flux-cored, and DC TIG welding.

One of the standout features of the CV-300 is its constant voltage design. This ensures a stable arc throughout the welding process, which is critical for achieving high-quality welds. The ability to maintain a consistent arc helps in reducing spatter and improves bead appearance, making it ideal for both novice and experienced welders.

The CV-300 is equipped with Lincoln Electric's exclusive Auto-Set technology. This feature simplifies the setup process significantly by allowing users to select the material type and thickness. The machine automatically adjusts the voltage and wire feed speed, ensuring optimal performance without requiring extensive knowledge of welding parameters from the operator.

Another defining characteristic of the CV-300 is its robust construction. Built to endure the rigors of the shop environment, the power source features a durable housing and components that withstand high heat and heavy use. Additionally, it is designed for easy access to internal components, facilitating maintenance and servicing when required.

Portability is another significant advantage of the Lincoln Electric CV-300. Weighing in at a manageable size, the power source can easily be transported to job sites or moved around the workshop, enhancing its usability. It is compatible with various wire feeders, making it an adaptable choice for different welding projects, whether it's light fabrication or heavier industrial work.

The CV-300 also supports a variety of input voltages, making it versatile for use in different settings. Its adaptability allows it to operate efficiently in various environments, ensuring that welders have the power they need at their fingertips.

In summary, the Lincoln Electric CV-300 is a formidable choice for those in need of reliable and powerful welding equipment. With features such as constant voltage output, Auto-Set technology, robust construction, and portability, it meets the demands of modern welding with ease, helping professionals achieve stunning results in their work.