Lincoln Electric SVM188-A service manual Connection for 440 Volts 50 or 60 HZ V 60HZ

Page 14

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A-6

INSTALLATION

A-6

 

 

 

 

 

 

CONNECTION FOR 440 VOLTS 50 OR 60 HZ. (460V 60HZ)

 

 

L3

 

W CRI

1. TURN OFF THE INPUT POWER USING THE DISCONNECT SWITCH AT THE FUSE BOX

LINES

 

2.

DISCONNECT AND INSULATE THE H2 & H3 LEAD TERMINALS SEPARATELY WITH TAPE TO PROVIDE AT

L2

 

V

 

3.

LEAST 600 VOLT INSULATION.

 

 

 

CONTACTOR

 

CONNECT L1, L2 & L3 INPUT SUPPLY LINES H1 AND H4 CONTROL TRANSFORMER LEADS TO THE

INPUT L1

 

U

H3

 

INPUT SIDE OF THE CRI CONTRACTOR AS SHOWN.

 

GND

 

H1

4.

CONNECT TERMINAL MARKED

TO GROUND PER LOCAL AND NATIONAL ELECTRIC CODES.

 

H4

H2

5.

MOUNT THE LINKS IN THE POSITIONS SHOWN: DOUBLE OR TRIPLE STACK THE LINKS IN THREE

 

 

 

 

POSITIONS. CONNECT THE FLEX LEAD AS SHOWN: POSITIONING THE LUGS TO MAINTAIN MAXIMUM

 

 

 

PILOT

 

LINKS

 

 

 

CLEARANCE TO THE LINKS. INSTALL AND TIGHTEN ALL OF THE HEX NUTS.

 

 

TRANSF.

 

 

 

 

 

 

 

 

 

 

 

 

 

CONNECTION FOR 380 VOLTS, 50 OR 60 HZ.

 

L3

 

W CRI

1.

TURN OFF THE INPUT POWER USING THE DISCONNECT SWITCH AT THE FUSE BOX

LINES

 

 

 

L2

 

V

 

2.

DISCONNECT AND INSULATE THE H2 & H4 LEAD TERMINALS SEPARATELY WITH TAPE TO PROVIDE AT

 

 

CONTACTOR

 

 

LEAST 600 VOLT INSULATION.

 

INPUT L1

 

U

 

3.

CONNECT L1, L2 & L3 INPUT SUPPLY LINES H1 AND H3 CONTROL TRANSFORMER LEADS TO THE

 

GND

 

H1

H4

 

INPUT SIDE OF THE CRI CONTACTOR AS SHOWN.

 

H3

4.

CONNECT TERMINAL MARKED

TO GROUND PER LOCAL AND NATIONAL ELECTRIC CODES.

 

H2

 

 

 

5. MOUNT THE LINKS IN THE POSITIONS SHOWN: DOUBLE UP THE LINKS IN TWO OF THE POSITIONS,

 

 

 

PILOT

LINKS

 

 

 

LOOP THE POSITIONS. INSTALL AND TIGHTEN ALL OF THE HEX NUTS.

 

 

TRANSF.

 

 

 

 

 

 

CONNECTION FOR 220 VOLTS, 50 OR 60 HZ.

 

L3

 

W CRI

1.

TURN OFF THE INPUT POWER USING THE DISCONNECT SWITCH AT THE FUSE BOX

LINES

 

 

 

2. DISCONNECT AND INSULATE THE H3 & H4 LEAD TERMINALS SEPARATELY WITH TAPE TO PROVIDE AT

L2

 

V

 

 

 

 

LEAST 600 VOLT INSULATION.

 

 

 

CONTACTOR

 

 

 

INPUT L1

 

U

 

3.

CONNECT L1, L2 & L3 INPUT SUPPLY LINES H1 AND H2 CONTROL TRANSFORMER LEADS TO THE

 

GND

 

H1

H4

 

INPUT SIDE OF THE CRI CONTACTOR AS SHOWN.

 

H2

4.

CONNECT TERMINAL MARKED

TO GROUND PER LOCAL AND NATIONAL ELECTRIC CODES.

 

 

 

H3

5.

MOUNT THE LINKS IN THE POSITIONS SHOWN. LOOP THE FLEX LEAD IN THE POSITION SHOWN.

LINKS

 

 

PILOT

 

INSTALL AND TIGHTEN ALL OF THE HEX NUTS.

 

 

TRANSF.

 

 

 

 

 

 

 

 

 

FIGURE A.5-Reconnect Panel Board Positions for 220/380/440 VAC Machines

CONNECTION FOR 380/460 VOLTAGES

CONNECTION FOR 500/575 VOLTAGES

H2

 

 

H3

 

 

 

 

 

 

LINES

L3

W CRI

 

LINES

L3

W CRI

 

V

 

L2

V

 

INPUT

L2

CONTACTOR

 

INPUT

L1

CONTACTOR

 

 

L1

U

 

 

U

 

 

 

 

 

 

 

 

GND

 

H1

 

GND

 

H1

 

 

 

H3

LINK

 

 

H2

LINK

 

 

 

TAPE

 

 

TAPE

1.

DISCONNECT AND INSULATE THE H3 LEAD TERMINA WITH TAPE TO PROVIDE AT

1.

DISCONNECT AND INSULATE THE H2 LEAD TERMINAL WITH TAPE TO PROVIDE AT

 

LEAST 600 VOLT INSULATION.

 

LEAST 600 VOLT INSULATION.

2.

CONNECT H2 LEAD TO CONTACTOR.

2.

CONNECT H3 LEAD TO CONTACTOR..

3.

CONNECT L1, L2 & L3 INPUT SUPPLY LINES TO THE INPUT SIDE OF THE CRI CONTACTOR

3.

CONNECT L1, L2 & L3 INPUT SUPPLY LINES TO THE INPUT SIDE OF THE CRI CONTACTOR

 

AS SHOWN.

 

 

AS SHOWN.

4.

CONNECT TERMINAL MARKED

 

 

 

 

TO GROUND PER NATIONAL ELECTRIC CODES.

4.

CONNECT TERMINAL MARKED

 

 

 

 

TO GROUND PER NATIONAL ELECTRIC CODES.

 

 

 

 

 

 

 

 

5.

REMOVE THE HEX NUTS AND POSITION LINKS AS SHOWN. REPLACE AND TIGHTEN

5.

REMOVE THE HEX NUTS AND POSITION LINKS AS SHOWN, REPLACE AND TIGHTEN

 

ALL HEX NUTS

 

ALL HEX NUTS

FIGURE A.6-Reconnect Panel Board Positions for 380/500, 460/575 VAC Machines

DC-600

Image 14
Contents DC-600 ISAFETYi Fumes and Gases SafetyElectric Shock can kill Can be dangerousPowered equipment For ElectricallyPrécautions DE Sûreté Sûreté Pour Soudage a L’ArcElectromagnetic Compatibility EMC Safety Master Table of Contents for ALL Sections Table of Contents Installation Section Installation Technical Specifications DC-600Select Proper Location Safety PrecautionsElectric Shock can Kill Ground Connection Fuse and Wire SizesElectrical Input Connections Reconnect Procedure Connection for Highest Rating Plate VOLTAGE, 50 or 60 HZConnection for 440 Volts 50 or 60 HZ V 60HZ See Machine Rating Plate for Required Input Supply Voltage Connections Output ConnectionsELECTRODE, Work and #21 Lead Terminal Strip 2 T.S.2 Auxiliary Power Control ConnectionsTerminal Strip 1 T.S.1 DC-600 Table of Contents Operation Section Safety Precautions OperationRecommended Processes and Equipment Design Features AdvantagesGeneral Description Welding Capability Meanings of Graphical Symbols on Case FrontOFF Input Power Output Control Output Voltage CurrentMeaning of Graphical Symbol for Ground CON- Nection Controls and SettingsAuxiliary Power in MS-RECEPTACLE OVERLOAD, OVERCURRENT, and Fault ProtectionOperating Steps Remote Control of Machine OperationWelding Procedure Recommendations NA-3 Automatic Wire Feeder RemoteLN-8 or LN-9 SEMI-AUTOMATIC Wire Feeder LN-7 and Other Constant Wire FeedersDC-600 Table of Contents Accessories Section Factory or Field Installed Options AccessoriesWire Feeders and Tractors Field Installed OptionsFigure C.2 MULTI-PROCESS Switch Cable Connections Accessories Table of Contents Maintenance Section Routine and Periodic Maintenance MaintenanceSafety Precautions Electric Shock can Kill 1TABLE of CONTENTS-THEORY of Operation Section E-1 Theory of Operation Input Circuit and Main TRANS- FormerFiring Board Firing CIRCUIT, Control CIR- Cuit and RectificationRectification Thermal Protection SCR Operation DC-600 1TABLE of Contents Troubleshooting and Repair F-1 2TROUBLESHOOTING and REPAIRF-2 HOW to USE Troubleshooting GuideTroubleshooting and Repair PC Board Troubleshooting ProceduresControl Feeder. See Protective Devices Check all three phase input Output Control J1,Pin2. See Wiring Diagram Wiring Diagram Materials Needed PC Board Troubleshooting GuideTest Description PC Board Troubleshooting Guide Control Board Figure F.2 Control Board LEDsDC-600 Internal Trigger Circuit Test Procedure Internal Trigger Circuit TestInternal Trigger Circuit Test 75 76DC-600 Firing Board Test Firing Board Test Control Board Test Control Board Test Figure F.7 Control BoardMain Transformer Voltage Test Main Transformer Voltage Test Figure F.8 Input Contactor and Reconnect PanelFigure F.9 Transformer Secondaries Main Transformer Voltage Test Control Transformer Test Procedure Control Transformer TestInput Contactor Test Input Contactor Test Voltage TestSCR Bridge Test Anode Cathode Remove Insulating Paint SCR Bridge TestActive Test Scope Settings Maximum Output Setting no Load Minimum Output Setting no Load 35TROUBLESHOOTING and REPAIRF-35 2V/Div Volts DC-600 Input Contactor CR1 CLEANING/REPLACEMENT Contactor Replacement Procedure Input Contactor CLEANING/REPLACEMENT ProcedureCleaning Procedure SCR Rectifier Bridge Removal and Replacement Procedure Removal Procedure 42TROUBLESHOOTING and REPAIRF-42Removal and Replacement Procedure SCR Rectifier BridgeReplacement Procedure Insulator Lock Washer Plain Washer Output Snubber LeadDC-600 Main Transformer and Choke Removal and Replacement Removal and Replacement Main Transformer and ChokeRemoval Procedure Weld Input Idle Amps and Watts Maximum Open Circuit VoltagesDC-600 Table of Contents Diagram Section Electrical Diagrams Wiring Diagram 230/460/575 Volt Machines G3506-1 Schematic Complete Machine G3575 Schematic Control PC Board G3408-1 Control PC Board Assembly G3409-1 Schematic Firing PC Board G3741-1