Lincoln Electric INVERTEC IM732-B User's Manual
Contents
1. 5 uaMOd Z98 TO OL TONAHdNV Z N1 OL 3400419414 NVO HIOHS 91419373 e ONINBVM N1 OL DSN1d 2987 INVERTEC V350 PRO CE LINCOLN E F 3 90618 31VIn SNI 301145 Nid 9 Q3AON3H A3HL Sv 4 V 1 HOW 138V1 2984 LO3NNOO OL H3QHO NI 318VO 9N1d 9 dAON3H ATIVACGIAIGNI aval GASNNN ALVINSNI 3ounos LV 318VO HHOM ANY 1 9313 3SHHdA3H 330 HdMOd NYNL ALIHVIOd 39NVHO OL 3AILISOd 1 SMOHS WNVHOVIG NOILVOl1ddV 40 31949 LNIHHNO 43215 LSNW 318 VO ON J N 8 E 226 OALYAANI a18v9 1 ZEvM V 94 3uvds 1 o0 3 o0 2 26 LE NOILdO LE O Nid 1 52 1 2 O LP 92 1 OL 2 318vo 3008419413 18 985 a o TO HOM OL DIAGRAMS TI NYD SIY 8919S YOOHS 10 pjnous suosied peurjenb e 9119473 ay 910128 esnj a 18 8 joeuuoosip eu Buisn e Ny 21 05 192. 03415 LN3N0dWOO GIMANA JONJNDIS ONIIJSACN ALAYI HOLOANNOD m 4 8y3 Yad STOBWAS WOLF LINOYIO 9NIONOB 38v8 1 8 0 GNOYHS lt 2 o bs 079 676 E oooo lo SF 20i E m pacood los be ioo 3017 seer ter 68 99 JET voir EN gr IN AHL NI 38V SACH STAGOW 30 NO TN SHION 39 NO AINO 199344 SI 441114 ANANI ON INITLAO ENSNOdWOO NOILdO SSNIHOVIN TIY QN3931 87300 TV NO N383Hd A OWAOPY OL OD SION 30 4675056 HO SI NMOHS NOLLOSNNOO BOVLIOA HOH NOLLO3NNOO SINHA NO ONT 3OV d O N U3HWRN 3009 NOWOO Y S LN3NOdHOO 1 MOHS LON AVI SIHL 3L IdWOO 40 ALTIENSONVHOHAENI IHL SNLLO333V LNOHLIM JONVHO QvOS LINDYIO QILNIHd V JO AYLINOYI HO SINSNOdAOO SONIS JO 3016 1331 S 106 40 MAIA INOMJ LON m tn le SM 39 048980102 Sig 3HIN3HVd NI AtddriS 0150921 NMOS MOV 8 LO3NNCO 3002 2 193183 TIVNOLLVN MOTISA NASYO LO3NNOO SVHd 33HL O4 NOLLV HIEN A009 3GIAOSd OL HLM QV dau UO ATdd IS OL SQv
3. INVERTEC V350 PRO CE LINCOLN E F 8 2296 HN 10 N o EN T e o 0001 LAN 02 US E 9 f 3GISNI SIHONI S0 SHOW LON N VO SM38H9S ONILNNOW 3 LON 4 SNOLLVOO I J10H ONILNNON DIAGRAMS F 8 0972 c8 Le INldd NOISNAWIG INVERTEC V350 PRO CE LINCOLN B ELECTRIC 5 INVERTEC V350 PRO CE LINCOLN 8 WARNING Spanish AVISO DE PRECAUCION French ATTENTION German WARNUNG Chinese Korean Do not touch electrically live parts or electrode with skin or wet clothing Insulate yourself from work and ground toque las partes o los electrodos bajo carga con la piel o ropa moja a Aislese del trabajo y de la tierra Ne laissez ni la peau ni des v te ments mouill s entrer en contact avec des pi ces sous tension Isolez vous du travail et de la terre e Ber hren Sie keine stromf hrenden Teile oder Elektroden mit Ihrem K rper oder feuchter Kleidung Isolieren Sie sich von den Elektroden und dem Erdboden toque partes el tricas e elec trodos com a pele ou roupa molha da Isole se
4. HAS SsbA uHc alal 38 dl aui al oig SOU gial a l LINCOLN e World s Leader in Welding and Cutting Products Sales 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
5. e terra 7 v 5nfdcmWn amp toc t JT 7 2 2 5 3 f amp MER amp ATWSHRIELT FSU Ri zk J zk 405 8 B BR lb Mi UT JTH 2488 e jo AE Gill pl ja gaali Y pec JA flammable materials away Mantenga el material combustible fuera del rea de trabajo Gardez l cart de tout mat riel inflammable Entfernen Sie brennbarres Material Mantenha inflamaveis bem guarda dos ORAPTUbEDOMTOMEER 5263515 C 2 amp e i 9 8 io ug GIS od nisu st yt rap Wear eye ear and body protection Prot jase los ojos los o dos y el cuerpo Prot gez vos yeux vos oreilles et votre corps e Tragen Sie Augen Ohren und K r perschutz Use prote o para a vista ouvido e corpo HRUS SIR CREER ez HS Sol due de Lily Jules l jl READ AND UNDERSTAND THE 5 INSTRUCTION FOR THIS EQUIPMENT AND THE CONSUMABLES USED AND FOLLOW YOUR EMPLOYER S SAFETY PRACTICES SE RECOMIENDA LEER Y ENTENDER LAS INSTRUCCIONES DEL FABRICANTE PARA EL USO DE ESTE EQUIPO Y LOS CONSUMIBLES QUE VA A
6. 5V Prior to STICK or TIG operation the meter displays the Open Circuit Voltage of the Power Source or four dashes if the output has not been turned on During welding this meter displays actual average volts After welding the meter holds the actual voltage value for 5 seconds The displays blink indicating that the machine is in the Hold period Output adjustment while in the hold period results in the prior to operation characteristics stated above 3 OUTPUT CONTROL Output control is conducted via a single turn poten tiometer Adjustment is indicated by the meters as stated above When in TIG modes this control sets the maximum welding current Full depression of a foot or hand Amptrol results in the preset level of current 4 WELD TERMINALS REMOTE ON Two status lights indicate the location of trigger con trol as determined by the WELD TERMINALS push button If trigger control is local weld terminals on the ON display will be lit If trigger control is remote weld terminals remotely controlled the REMOTE display will be lit The unit will power up in pre determined preferred trigger modes STICK ON TIG and ON or REMOTE depending if remote output controls are connected to the machine INVERTEC V350 PRO LINCOLN 8 B 2 OPERATION B 2 5 THERMAL This status light indicates when the power source has been driven into thermal overload If the out
7. 4 Bin ele 4 Recommended Processes B 4 ACCESS ll m Section C General Options Accessories C 1 ica RT C 1 Field Installed Options ACCESSOLICS sene C 1 Quick Disconnect Reuter kan b C 1 Maintenance Vl k da Ka KERA VE Section D Safety Precautions eda ao agar ERE RU V r ara D 1 CAPACITOR DISCHARGE 4 eene enne D 1 VISUAL INSPECTION carcan 44i D 1 ROUTINE MAINTENANGE ERU D 1 PERIODIC MAINTENANCE 5 5 9 2 dant D 1 Section E 2 2 aan Troubleshooting Safety ETE E 1 How to Use Troubleshooting Guide E 1 Troubleshooting Guide E 2 Thru E 3 4 18 I E 5 Connection Wiring Diagrams and Dimension Prints Section F Parts LIST 2 22 nu nn P 401 Series viii A 1 INSTALLATION A 1 TECHNICAL SPECIFICATIONS V350 PRO INPUT AT RATED OUTPUT Product Ordering Input DC Output Output Open Name Information Voltage Amps Volts Duty Cycle Range Circuit 50 60 Hz continuous 350A 34V 60 Invertec 200 220 3 P
8. D branchez le courant avant l entre tien Strom vor Wartungsarbeiten abschalten Netzstrom v llig ff nen Maschine anhalten N o opere as tampas removidas Desligue a corrente antes de fazer servi o N o toque as partes el tricas nuas 7 9 EFRI v FE q49ott v AHS xps A Me Do not operate with panel open or guards off No operar con panel abierto o guardas quitadas N op rez pas avec les panneaux ouverts ou avec les dispositifs de protection enlev s Anlage nie ohne Schutzgeh use oder Innenschutzverkleidung in Betrieb setzen e Mantenha se afastado das partes moventes opere com os paineis abertos ou guardas removidas SIPH ERAL EE amp amp C CT Li kl EL ERQ KEE MEME ero Sel Abe y Gul l l al la vd Ad Spanish AVISO DE PRECAUCION French ATTENTION German WARNUNG ATEN O tm LEIA E COMPREENDA AS INSTRUCOES DO FABRICANTE PARA ESTE EQUIPAMENTO E AS PARTES DE USO E SIGA AS PRATICAS DE SEGURANCA DO EMPREGADOR osStHovmEHOoX L2 O0dBcmEtEORAe 4898 CL TRHOKRSMEI HIT FEU APA WI JE JL R FE ER REINA MARTRAHARSHRERE E34 9o 0
9. IM732 B V350 PRO CE ure 209 Depends You arc welding equipment is designed and built with safety in mind However your overall safety can be increased by proper installation and thought ful operation on your part DO NOT INSTALL OPERATE OR REPAIR THIS EQUIPMENT WITHOUT READING THIS MANUAL AND THE SAFETY PRECAUTIONS CONTAINED THROUGHOUT And most importantly think before you act and be careful 1509001 ERE lity For use with Code 10875 11483 11562 ISO IEC 60974 1 235 OPERATOR S MANUAL ea LINCOLN 5 Copyright O Lincoln Global Inc e World s Leader in Welding and Cutting Products Sales 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 WARNING CALIFORNIA PROPOSITION 65 WARNINGS A Diesel engine exhaust and some of its constituents The engine exhaust from this product contains are known to the State of California to cause can chemicals known to the State of California to cause cer birth defects and other reproductive harm cancer birth defects or other reproductive harm The Above For Diesel Engines The Above For Gasoline Engines ARC WELDING CAN BE HAZARDOUS PROT
10. eui 0 18mod NOILO3NNOO S2 N1 OL SN Id 2987 F 3 INVERTEC V350 PRO CE LINCOLN E 586725 F 4 O L DT 1989 Ts Ol 7 8 6 Saval 45012 OL NOILVIOSI ISN LNdLNO 1VNOIS V NYNLAY LVHI S430334 3HIM ON ATIVACGIAION GASANN ALVINSNI 194NOS YAMOd LV 3 18VO HOM ANY 19313 dSHdA3H 2330 H3MOd NHNL ALIHVTIOd OL d3AlLISOd 3040419213 SMOHS NVHOVIG NOILVOl 1ddV 40 11949 LNadHufio Q3ZIS 38 LSNW 318VO ONIGIAM LNdLNO ALOWAY O31H3ANI HO IVNINYAL MHOM OL SLOANNOO NOILOANNOO HALAWLIOA 410334 NOILOANNOO OALYAANI c OVA GIL DIAGRAMS G S OVA cv S S OVA vel S S OVA vc LNdLNO YHAHLADOL LOANNOO ont NO 5 LON L O O GE O LE ov 38785 ____7 O 28 18 siu 801185 Jo asn 616 pinoys suosjed y esnj ay uojims j2euuoosip ay 921105 4 eui 19 indui jjo uin uaMOd 58 O3l
11. The business of The Lincoln Electric Company is manufacturing and selling high quality welding equipment consumables and cutting equip ment Our challenge is to meet the needs of our customers and to exceed their expectations On occasion purchasers may ask Lincoln Electric for advice or information about their use of our products We respond to our customers based on the best information in our posses sion at that time Lincoln Electric is not in a position to warrant or guarantee such advice and assumes no liability with respect to such infor mation or advice We expressly disclaim any warranty of any kind including any warranty of fitness for any customer s particular purpose with respect to such information or advice As a matter of practical consideration we also cannot assume any responsibility for updating or correcting any such information or advice once it has been given nor does the provision of information or advice create expand or alter any warranty with respect to the sale of our products Lincoln Electric is a responsive manufacturer but the selection and use of specific products sold by Lincoln Electric is solely within the control of and remains the sole responsibility of the customer Many variables beyond the control of Lincoln Electric affect the results obtained in applying these types of fabrication methods and service requirements Subject to Change This information is accurate to the best of our knowledge at the tim
12. been opened and the post flow time expired If the Weld Terminals are turned ON then the sole noid will open when the electrode is touch to the work The electrode needs to remain in contact with the work to allow for gas coverage before attempting to start the arc The solenoid will close after the arc has been broken and the post flow time expired CV WIRE The CV WIRE mode features continuous control from 10 to 45 volts The mode was intended for most GMAW FCAW and MCAW applications Hot Start control is not used in the CV WIRE mode The Arc Control regulates pinch effect At the mini mum setting 10 minimizes pinch and results in a soft arc Low pinch settings are preferable for weld ing with gas mixes containing mostly inert gases At the maximum setting 10 maximizes pinch effect and results in a crisp arc High pinch settings are preferable for welding FCAW and GMAW with CO2 CV INNERSHIELD The CV INNERSHIELD mode features continuous control from 10 to 45 volts This mode was designed for self shielded flux cored wires that require tight voltage control The Hot Start control is not used in the CV FLUX CORED mode The Arc Control regulates pinch effect At the mini mum setting 10 minimizes pinch and results in a soft arc At the maximum setting 10 maximizes pinch effect and results in a crisp arc Most self shielded wires work well at an Arc Control setting of 5 8 HOT START and ARC
13. lead 4 Pin C is posi tive 6 Pin Amphenol the Weld Terminals are controlled from pin D lead 2 and pin E lead 4 In the 6 pin amphenol pin D is positive AUXILIARY POWER 42VAC and 24VAC power is available from the 14 pin MS style connector These supplies are intend ed to supply power for auxiliary equipment like wire feeders 42 VAC supply is rated at 5 5 amps and is protected by a 10 amp breaker located by the amphenol 24 VAC supply is rated at 5 5 amps and is protected by a 10 amp breaker located by the amphenol LIMITATIONS The V350 PRO CE is not recommended for processes other than those listed The V350 PRO CE can only be used with the rec ommended equipment and options RECOMMENDED PROCESSES Properly equipped the Invertec V350 PRO CE supports GMAW FCAW SMAW GTAW and CAC A processes for a variety of materials including mild steel stainless steel cored wires and alu minum INVERTEC V350 PRO CE LINCOLN P OPTIONS ACCESSORIES The V350 PRO CE provides the hardware to power ACCESSORIES c1 QUICK DISCONNECT PLUGS A quick disconnect system is used for the welding cable connections The The K852 70 is designed to and connect to 24 or 42 wire feeders 1 K857 Remote Output Control K814 Arc Start Switch 2 K812 Hand Operated Amptrol K870 Foot Operated Amptrol K428 K446 K449 LN 25 K617 1 or 2 K618 1 or 2 LN 742 K1559 1 K1564 1 LN 10 K1499 1 K
14. 14 8 373mm 12 5 317 27 8 706 86 5 Lbs 37 4 Kg TEMPERATURE RANGES OPERATING TEMPERATURE RANGE STORAGE TEMPERATURE RANGE 20 C to 40 C 40 C to 40 C Overall Length Including Handle 27 8 706mm INVERTEC V350 PRO CE LINCOLN 8 2 SAFETY PRECAUTIONS A WARNING T e ELECTRIC SHOCK kill INSTA TURN THE INPUT POWER OFF AT THE DISCONNECT SWITCH BEFORE ATTEMPTING TO CONNECT OR DIS CONNECT INPUT POWER LINES OUTPUT CABLES OR CONTROL CABLES Only qualified personnel should perform this installation Connect the green yellow lead of the power cord to ground per appropriate National Electrical Code SELECT SUITABLE LOCATION The Invertec V350 PRO CE will operate in harsh environments Even so it is important that simple pre ventative measures are followed in order to assure long life and reliable operation The machine must be located where there is free cir culation of clean air such that air movement in the back out the sides and bottom will not be restricted Dirt and dust that can be drawn into the machine should be kept to a minimum Failure to observe these precautions can result in excessive operating temperatures and nuisance shutdown Keep machine dry Shelter from rain and snow Do not place on wet ground or in puddles CAUTION DO NOT MOUNT OVER COMBUSTIBLE SURFACES Where there is a combustible surface directly under stationary
15. CONTROL features have different functions depending on the welding Mode that is active Each feature is described under the welding mode heading See Item 6 for specified Mode Operation LOWER CASE FRONT The output studs line switch and remote connector are located on the lower case front 9 Both STUDS contain Twist Mate connector inserts The Negative stud is configured to accept the pass through gas system 10 The ON OFF switch is a 3 phase circuit breaker rated at 100 amps per leg 11 The METER POLARITY switch is located above the output connectors The switch provides a work connection for wire feeder voltmeters Place the switch in the position of the electrode polarity indi cated by the decal The switch does not change the welding polarity 12 6 PIN MS style connector for remote control REMOTE CONTROL of the OUTPUT CON TROL and WELD TERMINALS The Invertec V350 PRO CE has auto sensing of remote output controls If after connecting or removing a remote the Invertec V350 PRO CE did not con figured the way you would like the local or remote control settings can be changed by pushing the OUT PUT CONTROL or WELD TERMINAL button A user cannot select between the 6 and 14 pin MS style con nector CV modes The remote will default to the 14 pin MS style con nector remote if a remote is connected If no remote is connected to the 14 pin MS style connector then the remote will default to the 6 pin MS s
16. If the displays are lit refer to machine will not power up sec tion If the thermal symbol is lit refer to the thermal section If the output terminals are in Remote control switch to ON and check for output voltage output voltage is now present check for correct remote control connection and operation CAUTION If for any reason you do not understand the test procedures or unable to perform the tests repairs safely contact your Local Lincoln Authorized Field Service Facility for technical troubleshooting assistance before you proceed INVERTEC V350 PRO CE LINCOLN 8 E 3 TROUBLESHOOTING E 3 Observe all Safety Guidelines detailed throughout this manual PROBLEMS POSSIBLE AREAS OF RECOMMENDED SYMPTOMS MISADJUSTMENT S COURSE OF ACTION Thermal symbol is lit 1 Check for proper fan operation If fan is not operating correctly the CB 2 breaker may have opened Check for an overload on the 115VAC Blow air in rear louvers to remove dirt from around fan Check for material blocking intake or exhaust louvers Blow air in the rear louvers to clear dirt from the fan Wire feeder won t work Apparently 1 Check circuit breakers by the no power to wire feeder wire feeder receptacles on the rear of the machine Reset Check the control cable between the power source and the wire feeder for continuity If all recommended possible areas of misadjustment have been checked and the problem
17. UTILIZAR SIGA LAS MEDIDAS DE SEGURIDAD DE SU SUPERVISOR LISEZ ET COMPRENEZ LES INSTRUCTIONS DU FABRICANT EN CE QUI REGARDE CET EQUIPMENT ET LES PRODUITS A ETRE EMPLOYES ET SUIVEZ LES PROCEDURES DE SECURITE DE VOTRE EMPLOYEUR LESEN SIE UND BEFOLGEN SIE DIE BETRIEBSANLEITUNG DER ANLAGE UND DEN ELEKTRODENEINSATZ DES HER STELLERS DIE UNFALLVERHUTUNGSVORSCHRIFTEN DES ARBEITGEBERS SIND EBENFALLS ZU BEACHTEN Keep your head of fumes Use ventilation or exhaust to remove fumes from breathing zone Los humos fuera de la zona de res piraci n e Mantenga la cabeza fuera de los humos Utilice ventilaci n o aspiraci n para gases Gardez la t te l cart des fum es Utilisez un ventilateur ou un aspira teur pour ter les fum es des zones de travail e Vermeiden Sie das Einatmen von Schweibrauch Sorgen Sie f r gute Be und Entl ftung des Arbeitsplatzes e Mantenha seu rosto da fumaca Use ventilac o exhaust o para remover fumo da zona respirat ria 31U e Sji 258 SR OER E 5 Ff 2853 58 e 297128 257130295 237 8 Ash 2102214 SSE HSHM laya ul jan Sal ak j ial AI 4 e l Turn power off before servicing Desconectar el cable de ali mentaci n de poder de la m quina antes de iniciar cualquier servicio
18. Weld mode is changing NOR constant voltage weld mode is selected machine output is off The numeric value in the right display is the work point A constant current weld mode is selected machine output is off The numeric value in the left display is either the work point or a work point limit depending on the weld mode and remote configura tion HHHH on steady machine output is on Left display is current right display is voltage If actively welding the displays are arc current and arc voltage If not actively welding the display will show work point HHHH blinking weld just finished the average arc voltage and current will blinked for 5 seconds following a weld If the work point changes during this 5 second period the display will revert to the above mode CAUTION If for any reason you do not understand the test procedures or are unable to perform the tests repairs safely contact your Local Lincoln Authorized Field Service Facility for technical troubleshooting assistance before you proceed INVERTEC V350 PRO CE LINCOLN 8 606616 1 096 61 s430334 3HIM 42 1 L OL 14402065 9 410 14304 d18VO SHuaaaad 3JHIM Z N1 OL lt 191005 v1 119V1d1924 41 0 lt 10t14WVW 1003 0287 a 10HLdNWY 2967 2 OHLNOO 2987 1 OL L34390S 9 1 303
19. box 9101 Quincy Ma 022690 9101 Do not use a welding power source for pipe thawing LINCOLN 8 7 a Use only compressed gas cylinders containing the correct shielding gas for the process used and properly operating regulators designed for the gas and pressure used All hoses fittings etc should be suitable for the application and maintained in good condition Always keep cylinders in an upright position securely chained to an undercarriage or fixed support Oylinders should be located Away from areas where they may be struck or subjected to physical damage safe distance from arc welding or cutting operations and any other source of heat sparks or flame Never allow the electrode electrode holder or any other electrically parts to touch a cylinder Keep your head and face away from the cylinder valve outlet when opening the cylinder valve Valve protection caps should always be in place and hand tight except when the cylinder is in use or connected for use Read and follow the instructions on compressed gas cylinders associated equipment and publication Precautions for Safe Handling of Compressed Gases in Cylinders available from the Compressed Gas Association 1235 Jefferson Davis Highway Arlington VA 22202 FOR ELECTRICALLY powered equipment 8 a Turn off input power using the disconnect switch at the fuse box before working on the eq
20. d18VO O9NIQ 13M OL 9NILO3NNOOSIG HO SNILO3NNOO N3HM HO Sd18VO NO SON1d ONITIVISNI 240139 330 39HNOS H3MOd S9NIG TI3M SO HOLIMS H3MOd JHL TIAJ EP elei 8 uaMOd OL Nid LHOIVHLS 3ounos uaMOd OL Nid 1 9n 1d LHOIVHLS ONINUVA Y 5 310I 3H INVERTEC V350 PRO CE LINCOLN E DIAGRAMS F 2 F 2 07615 66 01 01 TOYLNOO 1 IWNOILdO 922 318V9 LAdNI HO 16cm xog Z N1 ALVIASNI ANY SAVAI 301145 ON GASANN HOV3 ALVINSNI 58 uaMOd LV 318VO HHOM 19313 5 420 NHNL ALIHVIOd OL 3AILISOd 3200419713 SMOHS WNVHDVIGQ ON NOILVOIIddV 30 41040 1439494 043716 38 LSNW 318VO9 ONIGIAM ON ro 44 __ 44 974 Oo 94 91 O0 GL o L 2 r o r Zn z o LE Lv ov L8 c8 SIY 991 195 10 esn 9150 pinoys suosied 0 e eu eJojeg U9 IMS joeuuoosip out Duisn 19 ay 19 e INVH9VIG NOILO3NNOO 2
21. installing welding equipment the user shall make an assessment of potential electromagnetic prob lems in the surrounding area The following shall be taken into account a other supply cables control cables signaling and telephone cables above below and adjacent to the welding equipment b radio and television transmitters and receivers C computer and other control equipment d safety critical equipment e g guarding of industrial equipment e the health of the people around e g the use of pacemakers and hearing aids f equipment used for calibration or measurement g the immunity of other equipment in the environment The user shall ensure that other equipment being used in the environment is compatible This may require additional protection measures the time of day that welding or other activities are to be carried out 110093 3 1 96 INVERTEC V350 PRO LINCOLN 8 SAFETY vi Electromagnetic Compatibility EMC The size of the surrounding area to be considered will depend on the structure of the building and other activities that are taking place The surrounding area may extend beyond the boundaries of the premises Methods of Reducing Emissions Mains Supply Welding equipment should be connected to the mains supply according to the manufacturer s recommenda tions If interference occurs it may be necessary to take additional precautions
22. of fumes M Use ventilation or exhaust to remove fumes from breathing zone A WELDING SPARKS cause fire X explosion Keep flammable material away Do not weld on closed containers ARC RAYS can burn eyes and skin Wear eye ear and body protection 2 See information front this operator s manual GENERAL DESCRIPTION PRODUCT DESCRIPTION amp DUTY CYCLE Invertec V350 PRO offers multi mode CV and CC DC welding and is rated at 350 amps 34 volts at a 60926 duty cycle with 3 phase input It is also rated at 320 amps with single phase input It is rated at 275 amps 10096 duty cycle OPERATIONAL FEATURES and CONTROLS UPPER CONTROL PANEL 1 AMPS Meter Prior to STICK or TIG operation current flow the meter displays preset current value either 2 amps or 396 e g amps 100 whichever is greater Prior to CV operation the meter displays four dash es indicating non presettable AMPS During welding this meter displays actual average amps After welding the meter holds the actual current value for 5 seconds Output adjustment while in the hold period results in the prior to operation char acteristics stated above The displays blink indicat ing that the machine is in the Hold period 2 VOLT METER Prior to CV operation current flow the meter dis plays desired preset voltage value
23. or fixed electrical equipment that surface shall be covered with a steel plate at least 06 1 6mm thick which shall extend not less than 5 90 150mm beyond the equipment on all sides STACKING Invertec V350 PRO CE cannot be stacked TILTING Place the machine directly on a secure level surface or on a recommended undercarriage The machine may topple over if this procedure is not followed INPUT AND GROUNDING CONNECTIONS Only a qualified electrician should connect the Invertec V350 PRO CE Installation should be made in accordance with the appropriate National Electrical Code all local codes and the information detailed below When received directly from the factory multiple voltage machines are internally connected for 440VAC If 440VAC is the desired input then the machine may be connected to the power system without any setup required inside the machine LLATION A 2 Initial 200VAC 415VAC operation will require an Input voltage panel setup Open the access panel on the rear of the machine For 200 or 230 Position the large switch to 200 230 For higher voltages Position the large switch to 2 380 Move the A lead to the appropriate terminal POWER CORD CONNECTION A 5 meter power cord is wired into the machine Follow the power cord connection instructions CAUTION Incorrect connection may result in equipment damage BLACK GREEN YELLOW BLUE EX BROWN Single Phase Input Conn
24. persists Contact your local Lincoln Authorized Field Service Facility CAUTION If for any reason you do not understand the test procedures or are unable to perform the tests repairs safely contact your Local Lincoln Authorized Field Service Facility for technical troubleshooting assistance before you proceed V350 PRO CE LINCOLN 8 4 TROUBLESHOOTING E 4 Observe all Safety Guidelines detailed throughout this manual Fault Codes Description Corrective Action Primary over current If condition persists contact an authorized Lincoln Field Service Shop The machine needs to be turned off and back on to reset the machine CAP bank A under voltage CAP bank B under voltage CAP bank A over voltage CAP bank B over voltage Soft start Failed Check input power reconnect to make sure the machine is connected for the input power being supplied Self clearing as condition ceases Cycle power Glitch on the primary over current fault interrupt possibly caused by noise or a signal level misc hardware fault 1 Check the machine ground If problem persists contact an authorized Lincoln Field Service Shop CAP delta CAP A and B are out of balance Check input power reconnect to make sure the machine is connected for the input power being supplied Main CPU problem The DSP has detected a problem with the CPU Glitch on the C
25. quick reference Pay particular attention to the safety instructions we have provided for your protection The level of seriousness to be applied to each is explained below A WARNING This statement appears where the information must be followed exactly to avoid serious personal injury or loss of life CAUTION This statement appears where the information must be followed to avoid minor personal injury or damage to this equipment 5 Installation zm Section A Technical Specifications A 1 Safety Precautions su A 2 Select Suitable ice ater A 2 SLACKING sec A 2 Mu M ete A 2 Input and Grounding A 2 Power p E 2 Connection of Wire Feeders to V350 PRO A 2 Remote Control of Invertec EEE aANT 3 Undercarriage MOUNntingS A 3 Parallel OperatiOrns kesana Aka aia naa A 4 nayar Section B Additional Safety Precautions B 1 General Description and Duty Cycle B 1 Operational Features and Controls ne B 1 Thru B 3 Remote Control of the Output Control and Weld Terminals B 3 Design Features and Advantages B 4 Auxiliary Power
26. such as filtering of the mains supply Consideration should be given to shielding the supply cable of permanently installed welding equip ment in metallic conduit or equivalent Shielding should be electrically continuous throughout its length The shielding should be connected to the welding power source so that good electrical contact is maintained between the conduit and the welding power source enclosure Maintenance of the Welding Equipment The welding equipment should be routinely maintained according to the manufacturer s recommendations All access and service doors and covers should be closed and properly fastened when the welding equip ment is in operation The welding equipment should not be modified in any way except for those changes and adjustments covered in the manufacturers instructions In particular the spark gaps of arc striking and stabilizing devices should be adjusted and maintained according to the manufacturer s recommendations Welding Cables The welding cables should be kept as short as possible and should be positioned close together running at or close to floor level Equipotential Bonding Bonding of all metallic components in the welding installation and adjacent to it should be considered However metallic components bonded to the work piece will increase the risk that the operator could receive a shock by touching these metallic components and the electrode at the same time The operator should be insulated fro
27. 1521 1 DH 10 K1587 1 Cobramatic Welding Cable Connectors K852 70 1 0 2 0 cable e 852 95 2 0 3 0 cable 3 FIELD INSTALLED 5 4 K1762 2 K1764 1 K1838 1 TIG Gas Control Kit Undercarriage Valet Style Undercarriage accept a welding cable size of 1 0 to 2 0 Remove 25mm 1 in of welding cable insulation Slide rubber boot onto cable end The boot end may be trimmed to match the cable diameter Soap or other lubricant will help to slide the boot over the cable BOOT WELDING CABLE _ 25 din TRIM Slide the copper tube into the brass plug Insert cable into copper tube zt SCREW N BRASS PLUG COPPER TUBE Tighten set screw to collapse copper tube Screw must apply pressure against welding cable The top of the set screw will be well below the surface of the brass plug after tightening Slide rubber boot over brass plug The rubber boot must be positioned to completely cover all electrical surfaces after the plug is locked into the receptacle INVERTEC V350 PRO CE LINCOLN 8 0 1 0 1 SAFETY PRECAUTIONS AA WARNING ELECTRIC SHOCK can kill Do not touch electrically live parts or electrode with skin or wet clothing Insulate yourself from work and ground e Always wear dry insulating gloves EXPLODING PARTS can cause gt injury WW Failed parts can explode or cause other d parts to explode wh
28. 1H3ANI VSHHAINI Z98 mus OL d18VO 34 0 10313 TIMNVO 390HS 91419313 DNINEVM INVH9VIG NOLLO3NNOO 93LH3ANI H31dVQV 1 5 2987 INVERTEC V350 PRO CE LINCOLN E DIAGRAMS F 5 F 5 668615 ATLOAYIG GALOANNOO 38 318VO 9 50314 3 9 194NOS LV AIGVO HOM 10041911 ASYAAAY 330 NYNL ALIHVIOd OL 3AILISOd 14 SMOHS WVHOVIG 30 341949 1 3215 38 LSNW 318VO S9NIQIJM 8 YAMOd OALYAANI 10HINO9 ALOWAY c Yv 1 928 OL NId 9 NOILdO HLIM 92 1 60 1 OL d18VO AGOYLOATA NVO euijoeu siu 991 198 YOOHS 10 esn 9150 pjnous suosied perjenb 31419313 ay 21098 ay 19euuoosip eui 291n0 BulpjaM eu 01 19 ONINEVI INVH9VIG NOILO3NNOO SC N 1l OL H3 LdVQV 9287 INVERTEC V350 PRO CE LINCOLN E DIAGRAMS F 6 F 6 106615 496 61 790 HLIM 095 38 LONNVO 987 ON aauinoddH LON SI ALOWAY 41 A119341Q GALOANNOO 34 NY
29. AP heart beat interrupt possibly caused by noise or a signal level right at the trip threshold misc hardware fault 2 Check the machine ground If problem persists contact an authorized Lincoln Field Service Shop Self clearing as condition ceases The main contactor opened unexpectedly misc hardware fault 3 If condition persist contact an authorized Lincoln Field Service Shop Self clearing selected weld mode does exist in the weld table that is presently loaded in the machine If condition persists contact an authorized Lincoln Field Service Shop CAUTION If for any reason you do not understand the test procedures or are unable to perform the tests repairs safely contact your Local Lincoln Authorized Field Service Facility for technical troubleshooting assistance before you proceed INVERTEC V350 PRO CE LINCOLN 8 Press the Mode Select button to select a different mode 5 TROUBLESHOOTING E 5 Observe all Safety Guidelines detailed throughout this manual Displays Description Scrolling dash Appears at power up while the machine is going through its self configu ration Err Fault code display The first fault to occur will be displayed for three seconds The display will cycle through fault codes for all faults that persist after the initial three second period are displayed for 1 sec ond each
30. C AND FIELDS 359 may be dangerous 2 a Electric current flowing through any conductor causes localized Electric and Magnetic Fields EMF Welding current creates EMF fields around welding cables and welding machines EMF fields may interfere with some pacemakers and welders having a pacemaker should consult their physician before welding 1 d Keep all equipment safety guards covers and devices in position and in good repair Keep hands hair clothing and tools away from V belts gears fans and all other moving parts when starting operating or repairing equipment Exposure to EMF fields in welding may have other health effects which are now not known All welders should use the following procedures in order to minimize exposure to EMF fields from the welding circuit In some cases it may be necessary to remove safety guards to perform required maintenance Remove guards only when necessary and replace them when the maintenance requiring their removal is complete Always use the greatest care when working near moving parts 2 d 1 Route the electrode and work cables together Secure them with tape when possible 2 d 2 Never coil the electrode lead around your bogy 1 f Do not put your hands near the engine fan Do not attempt to override the governor idler by pushing on the throttle control rods while the engine is running 2 d 3 Do not pla
31. ECT YOURSELF AND OTHERS FROM POSSIBLE SERIOUS INJURY OR DEATH KEEP CHILDREN AWAY PACEMAKER 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 Safety in Welding amp Cutting ANSI Standard Z49 1 from the American Welding Society P O Box 351040 Miami Florida 33135 or CSA Standard W117 2 1974 A Free copy of Arc Welding Safety booklet E205 is available from the Lincoln Electric Company 22801 St Clair Avenue Cleveland Ohio 44117 1199 BE SURE THAT ALL INSTALLATION OPERATION MAINTENANCE AND REPAIR PROCEDURES ARE PERFORMED ONLY BY QUALIFIED INDIVIDUALS FOR ENGINE powered equipment 1 Turn the engine off before troubleshooting and maintenance work unless the maintenance work requires it to be running 1 h To avoid scalding do not remove the radiator pressure cap when the engine is hot 1 b Operate engines in open well ventilated areas or vent the engine exhaust fumes outdoors 1 c Do not add the fuel near an open flame welding arc or when the engine is running Stop the engine and allow it to cool before refueling to prevent spilled fuel from vaporiz ing on contact with hot engine parts and igniting Do not spill fuel when filling tank If fuel is spilled wipe it up and do not start engine until fumes have been eliminated ELECTRI
32. IONS NOTE MOUNTING SCREWS CAN NOT PROTRUDE MORE THAN 0 5 INCHES INSIDE THE MACHINE o e 3 50 j ve 20 NUT 4 PLACES a ot 5 50 4 01 19527 INVERTEC V350 PRO LINCOLN 8 4 INSTALLATION PARALLEL OPERATION The v350 pro CE are operable in par allel in CC mode For best results the currents of each machine should be reasonably well shared As an example with two machines set up in parallel for a 400 amp procedure each machine should be set to deliver approximately 200 amps not 300 amps from one and 100 amps from the other This will minimize nuisance shutdown conditions In general more than two machines in parallel will not be effective due to the voltage requirements of procedures in that power range To set machine outputs start with output control pots and arc control pots in identical positions Use the output control pots to balance the currents and main tain the desired current The arc control pots should be kept identical on the two machines INVERTEC V350 PRO CE LINCOLN 8 B 1 OPERATION B 1 SAFETY PRECAUTIONS A WARNING e ELECTRIC SHOCK can kill Do not touch electrically live parts or electrode with skin or wet clothing Insulate yourself from work and ground Always wear dry insulating gloves 9 FUMES AND GASES danger ous Keep your head out
33. Ne jamais plonger le porte lectrode dans l eau pour le refroidir Ne jamais toucher simultan ment les parties sous tension des porte lectrodes connect s deux machines souder parce que la tension entre les deux pinces peut tre le total de la tension vide des deux machines Si on utilise la machine souder comme une source de courant pour soudage semi automatique ces precautions pour le porte lectrode s applicuent aussi au pistolet de soudage pr venir tout risque d incendie d aux tincelles Quand on ne soude pas poser la pince une endroit isol de la masse Un court circuit accidental peut provoquer un chauffement et un risque d incendie S assurer que la masse est connect e le plus pr s possible de la zone de travail qu il est pratique de le faire Si on place la masse sur la charpente de la construction ou d autres endroits loign s de la zone de travail on augmente le risque de voir passer le courant de soudage par les chaines de lev age c bles de grue ou autres circuits Cela peut provoquer des risques d incendie ou d echauffement des chaines et des c bles jusqu ce qu ils se rompent Assurer une ventilation suffisante dans la zone de soudage Ceci est particuli rement important pour le soudage de t les galvanis es plomb es ou cadmi es ou tout autre m tal qui produit des fume s toxiques Ne pas souder en pr sence de vapeurs de chlore provenant d op rations de
34. O 3 18VO LNdNI Z 08F7 0 194NOS YAMOd LV 3 18VO HOM ANY 19313 5 830 H3MOd NHNL ALIHVIOd OL 3AILISOd 3200419113 SMOHS WNVHOVIG NOILVOl TIddV 30 31949 1 3215 38 LSNW 318VO ONIGTAM 1001 028 AHVITIXnV lOHldNV OVASLE HLIM 96 585 OALYAANI TOYLNOD ALOWSAY 1 HECK 7988 Ta NId 9 LfldNI 2 08 AYOM OL Z N1 OL 41 0 3040419213 Nid 1 xog 1OHINO9 TI Z N1 siu 801485 YOOHS 10 ASN pjnous suosiad un e 91919918 18p22 su asojag ay UOJIMS 1oeuuoosip ay Duisn DNINEVM Wy 19 eui jewod jndui jjo e NOILO3NNOO 31038 8 1 OL 7987 INVERTEC V350 PRO LINCOLN amp N Jequunu epoo ueu d nbe eu uesu eoejde 10 20m9 eu 01 9 M s j sjieued euo uo y LL paysed si 10 5 enueui siy 40 eq jou 4
35. S POSSIBLE AREAS OF RECOMMENDED SYMPTOMS MISADJUSTMENT S COURSE OF ACTION Major physical or electrical damage 1 Contact your local authorized is evident when the sheet metal Lincoln Electric Field Service covers are removed facility for technical assistance Input fuses keep blowing or input 1 Make certain that the fuses or breaker keeps tripping breakers are properly sized See installation section of the manual for recommended fuse and breaker sizes Welding procedure is drawing too much output current or duty cycle is too high Reduce output current duty cycle or both There is internal damage to the power source Contact an autho rized Lincoln Electric Service facility Make certain that the power Machine will not power up No switch is in the ON position lights The circuit breaker in the recon If all recommended possible areas nect area may have misadjustment have been Reset Check input voltage sec checked and the problem persists tion below Contact your local Lincoln Input voltage selection made Authorized Field Service Facility improperly Power down check input voltage reconnect accord ing to diagram on reconnect cover The 6 amp breaker may have opened Check for overload on 42VAC or 24VAC supply from the 14 pin MS style connector Machine won t weld can t get any 1 If the displays show an Err output see the fault section for correc tive action
36. a NMOUS 8718 123 02 73400 VOS EOS T3 IVNOLLVN Yad OL AVII MOTISANASY9 LOANNOO IN S YHd 219 6 SCHOO J118 NMOMS HLIM SANIHOW HO CD Addis OL 0727 3LIHM MOVIE LO3NNOO 3009 21419 13 INOLLVN Yad 01 0 31 N3389 LOSNNOO 5 338H 1 404 NOLN ICISNI 009 301AO8d OL 3dV L HLIM 14405 01 8881 MOV TH LOANNOD 4400 198419913 TVNOLLVN OL QV31 LOSNNOD 3SVHd TIONIS O04 50400 u3MOd ILIHM 234 HLIM S3NIHOVIN Od SALON YSONOSNVEL MOTIBA s r A T 74 SLOWAY 2930334 TIHIM zc 20 vite spea jou If UT IO lOO CAR LNB TSS o l 8530044 iP Hs i DIAGRAMS 85 sss HB 1191001 H SIE D EI SEF OLNI 0399014 51 UCI 314145 GATIVISNI LON Si TAN d 8849034 030 41 7 ber 1000 40105 DEI Andino wu a ECH 193NNO23H ABVUIHd 506010 YZE 2 OLE 10 BLE Peer 3NIHOVIN 30 EHOTH OSEA SSALYSANI WVYSVIC juo 10 SI SIUL 310 40
37. able non flammable screening and or warn them not to watch the arc nor expose themselves to the arc rays or to hot spatter or metal FUMES AND GASES can be dangerous 5 a Welding may produce fumes and gases hazardous to health Avoid breathing these fumes and gases When welding keep your head out of the fume Use enough ventilation and or exhaust at the arc to keep fumes and gases away from the breathing zone When welding with electrodes which require special ventilation such as stainless or hard facing see instructions on container or MSDS or on lead or cadmium plated steel and other metals or coatings which produce highly toxic fumes keep exposure as low as possible and within applicable OSHA PEL and ACGIH TLV limits using local exhaust or mechanical ventilation In confined spaces or in some circum stances outdoors a respirator may be required Additional precautions are also required when welding on galvanized steel The operation of welding fume control equipment is affected by various factors including proper use and positioning of the equipment maintenance of the equipment and the spe cific welding procedure and application involved Worker exposure level should be checked upon installation and periodically thereafter to be certain it is within applicable OSHA PEL and ACGIH TLV limits Do not weld in locations near chlorinated hydrocarbon vapors coming from degreasing cleaning or spraying operations The h
38. ce your body between the electrode and work cables If the electrode cable is on your right side the work cable should also be on your right side the work cable the as close possible to the area being welded 1 g To prevent accidentally starting gasoline engines while turning the engine or welding generator during maintenance work disconnect the spark plug wires distributor cap or magneto wire as appropriate Do not work next to welding power source Mar 95 LINCOLN 8 SAFETY u ELECTRIC SHOCK can kill 3 a electrode and work or ground circuits electrically hot when the welder is on Do not touch these hot parts with your bare skin or wet clothing Wear dry hole free gloves to insulate hands 3 b Insulate yourself from work and ground using dry insulation Make certain the insulation is large enough to cover your full area of physical contact with work and ground In addition to the normal safety precautions if welding must be performed under electrically hazardous conditions in damp locations or while wearing wet clothing on metal structures such as floors gratings or scaffolds when in cramped positions such as sitting kneeling or lying if there is a high risk of unavoidable or accidental contact with the workpiece or ground use the following equipment Semiautomatic DC Constant Voltage Wire Welder DC Man
39. d graissage nettoyage ou pistolage La chaleur ou les rayons de l arc peuvent r agir avec les vapeurs du solvant pour produire du phosg ne gas fortement toxique ou autres produits irritants Pour obtenir de plus amples renseignements sur la s ret voir le code Code for safety in welding and cutting CSA Standard W 117 2 1974 2 Dans le cas de travail au dessus du niveau du sol se prot ger PR CAUTIONS DE S RET POU R contre les chutes dans le cas ou on recoit un choc Ne jamais enrouler le c ble lectrode autour de n importe quelle partie LES MACHINES SOUDER TRANSFORMATEUR Un coup d arc peut tre plus s v re qu un coup de soliel REDRESSEUR donc a Utiliser un bon masque avec un verre filtrant appropri 1 ainsi qu un verre blanc afin de se prot ger les yeux du onnement de l arc et des projections quand on soude ou quand on regarde l arc b Porter des v tements convenables afin de prot ger la peau de soudeur et des aides contre le rayonnement de l arc c Prot ger l autre personnel travaillant proximit au soudage l aide d crans appropri s et non inflammables 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 paisse pan talons sans revers et chaussures montantes Toujours porter des lunettes de s curit dans la zone de soudage Util
40. e of printing Please refer to www lincolnelectric com for any updated information Please Examine Carton and Equipment For Damage Immediately When this equipment is shipped title passes to the purchaser upon receipt by the carrier Consequently Claims for material damaged in shipment must be made by the purchaser against the transportation company at the time the shipment is received Please record your equipment identification information below for future reference This information can be found on your machine nameplate Product Model Number Code Number or Date Code Serial Number Date Purchased Where Purchased Whenever you request replacement parts or information on this equipment always supply the information you have recorded above The code number is especially important when identifying the correct replacement parts On Line Product Registration Register your machine with Lincoln Electric either via fax or over the Internet For faxing Complete the form on the back of the warranty statement included in the literature packet accompanying this machine and fax the form per the instructions printed on it For On Line Registration Go to our WEB SITE at www lincolnelectric com Choose Quick Links and then Product Registration Please complete the form and submit your registration Read this Operators Manual completely before attempting to use this equipment Save this manual and keep it handy for
41. eat and rays of the arc can react with solvent vapors to form phosgene a highly toxic gas and other irritating prod ucts Shielding gases used for arc welding can displace air and cause injury or death Always use enough ventilation especially in confined areas to insure breathing air is safe Read and understand the manufacturer s instructions for this equipment and the consumables to be used including the material safety data sheet MSDS and follow your employer s safety practices MSDS forms are available from your welding distributor or from the manufacturer Also see item 1 b Jan 09 5 WELDING and CUTTING gt SPARKS can cause fire or explosion 6 a Remove fire hazards from the welding area If this is not possible cover them to prevent 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 lines Have a fire extinguisher readily available Where compressed gases are to be used at the job site special precautions should be used to prevent hazardous situations Refer to Safety in Welding and Cutting ANSI Standard Z49 1 and the operating information for the equipment being used When not welding make certain no part of the electrode circuit is touching the work or ground Accidental contact can cause overheating and create a fi
42. ect green yellow lead to ground per National Electrical Code Connect blue and brown leads to power Wrap black lead with tape to provide 600V insulation Three Phase Input Connect green yellow lead to ground per appropriate National Electric Code Connect blue black and brown leads to power CONNECTIONS OF WIRE FEEDERS TO INVERTEC V350 PRO CE LN 10 Connection Instructions Turn the Invertec power switch off Connect the K1505 control cable from the LN 10 to the 14 pin MS style connector Connect the electrode cable to the output terminal of polarity required by the electrode Connect the work lead to the other terminal Set the meter polarity switch on the front of the Invertec to coincide with wire feeder polarity used See the LN 10 manual for details on accessing Control DIP Switch INVERTEC V350 PRO CE LINCOLN 8 A 3 INSTALLATION A 3 LN 15 Connection Instructions Turn the Invertec power switch off Connect the electrode cable to the output terminal of polarity required by electrode See Figures below ACROSS THE ARC MODEL Output Terminals Always Hot V350 PRO Power source es tor ch mus it be in the position or use K848 dun r Plug Kit LIMS semiautomatic wire feeder K1870 1 TWIST MATE CONTROL CABLE MODEL LN 15 ware feoger J K1871 1 mod l Les Magnum amd cable assemb
43. en power is applied e Always wear a face shield and long sleeves when servicing See additional warning information throughout this operator s manual and the Engine manual as well CAPACITOR DISCHARGE PROCEDURE 1 Obtain a power resistor 25 ohms 25 watts 2 Hold resistor body with electrically insulated glove DO NOT TOUCH TERMINALS Connect the resis tor terminals across the two studs in the position shown Hold in each position for 1 second Repeat for all four capacitors RESISTOR 3 Use a DC voltmeter to check that voltage is not present across the terminals on all four capacitors VISUAL INSPECTION Clean interior of machine with a low pressure air stream Make a thorough inspection of all compo nents Look for signs of overheating broken leads or other obvious problems Many problems can be uncovered with a good visual inspection ROUTINE MAINTENANCE 1 Every 6 months or so the machine should be cleaned with a low pressure airstream Keeping the machine clean will result in cooler operation and higher reliability Be sure to clean these areas All printed circuit boards Power switch Main transformer Input rectifier Auxiliary Transformer Reconnect Switch Area Fan Blow air through the rear louvers 2 Examine the sheet metal case for dents or breakage Repair the case as required Keep the case in good con dition to insure that high voltage parts are protected and co
44. hase V350 K1728 8 380 400 320A 33V 60 AMPS 80 VD PRO OE 415 440 1 Phase 5 425 60 50 Hz 275A 81V 10096 1 Phase 300A 32V 10096 3 Phase RECOMMENDED INPUT WIRE AND FUSE SIZES FOR MAXIMUM RATED OUTPUT Recommended Fuse Sizes Base On The U S National Electrical Code And Maximum Machine Outputs Input 50 60 Hz Input Amps Input Amps Voltage Phases 300Amps 350Amps Line Cord Maximum Notes 82Volts 100 34Volts 6096 AWG Fuse size 41 e 37 48 6 22 7 22 586 8 sa 24 8 50 50A 50A Voltage Phases Input Amps Input Amps mE 275 Amps 320 Amps Line Cord 31Volts 10096 33Volts 60 Fuse size 200 1 Not Not Recommended Recommended ___4 125 4 125 ___44 S 6 80 ___40 50 80 ___38 48 8 80 s 5 8 1 89 Note 1 rated is indicated by 4 x s in the box on the rating plate Note 2 When operating on these inputs the line cord should be changed to an input conductor of 6 AWG or larger OUTPUT CABLES CONNECTIONS AND LIMITATIONS Select the output cable size based upon the following chart Cable sizes for Combined Length of Electrode and Work Cable Copper 75C rated DUTY CYCLE CURRENT LENGTH UP 61m 200 FT 61 76m 200 250 FT 100 275 1 0 1 0 60 350 1 0 2 0 PHYSICAL DIMENSIONS Height Width Depth Weight with Cord
45. he Invertec to coincide with wire feeder polarity used The wire feeder will now display the welding volt age A If a remote control such as K857 is to be used with the LN 742 the remote can be connected directly to the 6 pin MS style connector on the front of the Invertec or use a K864 adapter to connect the LN 742 and the remote to the 14 pin MS style connector Cobramatic Connection Instructions Turn the Invertec power switch off Connect the control cable from the Cobramatic to the 14 pin MS style connector Connect the electrode cable to the output terminal of the polarity required by electrode Connect the work lead to the other terminal Set the meter polarity switch on the front of the Invertec to coincide with wire feeder polarity used If a remote control such as K857 is to be used with the Cobramatic the remote can be connected directly to the 6 pin MS style connector on the front of the Invertec or use a K864 adapter to connect the cobramatic and the remote to the 14 pin MS style connector CONNECTION OF WIRE FEEDERS TO V350 PRO CE Wire feeders other than these listed may be used pro vided that the auxiliary power supply capacity of the Invertec is not exceeded K867 Universal Adapter Plug may be required See connection diagram 524985 on page 4 REMOTE CONTROL OF Remote Control K857 Hand Amptrol K963 and Foot Amptrol K870 UNDERCARRIAGE MOUNTINGS MOUNTING HOLE LOCAT
46. her equipment electrical interference may result Electrical emissions may affect many kinds of electrical equipment other nearby welding equipment radio and TV reception numerical controlled machines telephone systems computers etc Be aware that interference may result and extra precautions may be required when a welding power source is used in a domestic establishment Installation and Use The user is responsible for installing and using the welding equipment according to the manufacturer s instructions If electromagnetic disturbances are detected then it shall be the responsibility of the user of the welding equipment to resolve the situation with the technical assistance of the manufacturer In some cases this remedial action may be as simple as earthing grounding the welding circuit see Note In other cases it could involve construction of an electromagnetic screen enclosing the power source and the work complete with associated input filters In all cases electromagnetic disturbances must be reduced to the point where they are no longer troublesome Note The welding circuit may or may not be earthed for safety reasons according to national codes Changing the earthing arrangements should only be authorized by a person who is compe tent to access whether the changes will increase the risk of injury e g by allowing parallel welding current return paths which may damage the earth circuits of other equipment Assessment of Area Before
47. iser des lunettes avec crans lateraux dans les zones l on pique le laitier LINCOLN 8 Relier la terre le chassis du poste conformement au code de l lectricit et aux recommendations du fabricant Le dispositif de montage ou la piece souder doit tre branch une bonne mise la terre Autant que possible l installation et l entretien du poste seront effectu s par un lectricien qualifi Avant de faires des travaux l interieur de poste la debranch er l interrupteur la boite de fusibles Garder tous les couvercles et dispositifs de s ret leur place Mar 93 SAFETY Electromagnetic Compatibility EMC Conformance Products displaying the CE mark are in conformity with European Community Council Directive of 3 May 1989 on the approximation of the laws of the Member States relating to electromagnetic compatibility 89 336 EEC It was manufactured in conformity with a national standard that implements a harmonized standard EN 60974 10 Electromagnetic Compatibility EMC Product Standard for Arc Welding Equipment It is for use with other Lincoln Electric equipment It is designed for industrial and professional use Introduction All electrical equipment generates small amounts of electromagnetic emission Electrical emission may be transmitted through power lines or radiated through space similar to a radio transmitter When emissions are received by ot
48. k Soft mode to 425 amps will enable the arc gouging mode The actual output current will depend on the size of carbon used The recommended maximum size carbon is 5 16 The Hot Start control regulates the starting current at arc initiation Hot Start can be adjusted from min imum 0 with no additional current added at arc start to maximum 10 with double the preset cur rent or 425 amps max of machine added for the first second after arc initiation The Arc Control regulates the Arc Force to adjust the short circuit current The minimum setting 10 will produce a soft arc and will produce minimal spatter The maximum setting 10 will produce crisp arc and will minimize electrode sticking CC STICK CRISP The Stick Crisp mode features continuous control from 5 to 425 amps This mode was intended primarily for pipe welding applications The Hot Start control regulates the starting current at arc initiation Hot Start can adjust starting current up or down by 25 of the preset value The mended setting for Hot Start is 5 where the initial current is equal to the preset current FIGURE 1 zm WELD TERMINALS 5 Vous O LOCAL Q ourpur 99 INVERTEC V350 PRO CE LINCOLN B 3 OPERATION B 3 The Arc Coniro
49. l regulates the Arc Force to adjust the short circuit current The minimum setting 10 will produce a soft arc and will produce minimal spatter The maximum setting 10 will produce a crisp arc and will minimize electrode sticking TIG GTAW The TIG mode features continuous con trol from 5 to 425 amps The TIG mode can be run in either the TIG touch start or high frequency assisted start mode The Hot Start control selects the starting mode desired A setting of less than 5 the TIG lift start mode is selected The OCV is controlled below 10v and the short circuit TIG touch current is main tained at 25 amps independent of the preset current When the tungsten is lifted an arc is initiated and the output is regulated at the preset value Hot start set tings between 0 and 5 regulate the arc initiation cur rent A setting of 5 results in the most positive arc ini tiation A setting of 0 reduces hot start Hot Start settings between 5 and 10 select high fre quency assisted starting TIG mode In this range the OCV of the machine is controlled between 50 and 70 volts If using the Lincoln K930 1 TIG Module set the Hot start to 10 for maximum OCV The Arc Control is not used in the TIG mode TIG SOLENOID OPTION The Solenoid only operates when th V350 is in the TIG mode If the Weld Terminals are in Remote then the solenoid will open when the arc start switch is closed The solenoid will close after the arc switch has
50. ly Electrode Cable Setthe meter polarity switch on the front of the Invertec to coincide with wire feeder polarity used LN 25 Connection Instructions Turn the Invertec power switch off Connect the electrode cable to the output terminal of polarity required by electrode Connect the work lead to the other terminal LN 25 with Remote Control options can be used with the CE version of the V350 The 6 Pin K444 1 and 14 pin 444 2 remotes can be connected directly to the 6 amp 14 pin MS style connector The 42 Volt Remote Voltage and Output Control K624 1 Kit can be connect ed to the V350 s 14 pin MS style connector using Remote Control Cable assembly K627 LN 25s with a K431 1 remote kit can be connected to the V350 s 14 pin MS style connector using a K432 cable and K876 adapter See connection diagram 519899 Or the K432 cable could be modified with a K867 Universal Adapter Plug See connection diagram 519405 to connect it to the V350 s 14 pin MS style connector LN 742 Connection Instructions Turn the Invertec power switch off Either a K591 or a K593 Input cable assembly is required to connect the LN 742 to the Connect the control cable from the LN 742 to the 14 pin MS style connector Connect the electrode cable to the output terminal of the polarity required by electrode Connect the work lead to the other terminal Set the meter polarity switch on the front of t
51. m all such bonded metallic components Earthing of the Workpiece Where the workpiece is not bonded to earth for electrical safety not connected to earth because of its size and position e g ships hull or building steelwork a connection bonding the workpiece to earth may reduce emissions in some but not all instances Care should be taken to prevent the earthing of the workpiece increasing the risk of injury to users or damage to other electrical equipment Where necessary the connec tion of the workpiece to earth should be made by a direct connection to the workpiece but in some countries where direct connection is not permitted the bonding should be achieved by suitable capacitance selected according to national regulations Screening and Shielding Selective screening and shielding of other cables and equipment in the surrounding area may alleviate prob lems of interference Screening of the entire welding installation may be considered for special applications 1 1 Portions of the preceding text are contained in EN 60974 10 Electromagnetic Compatibility EMC prod uct standard for arc welding equipment 110093 3 1 96 INVERTEC V350 PRO CE LINCOLN 8 for selecting a QUALITY product by Lincoln Electric We want you 11 OU to take pride in operating this Lincoln Electric Company product as much pride as we have in bringing this product to you CUSTOMER ASSISTANCE POLICY
52. put terminals were ON the ON light will blink indicat ing that the output will be turned back on once the unit cools down to an acceptable temperature level If the unit was operating in the REMOTE mode the trigger will need to be opened before or after the thermal has cleared and closed after the machine has cooled down to an acceptable temperature to establish output 6 CONTROL REMOTE LOCAL Two status lights indicate the location of output con trol as pre determined by the power sources auto configure system The LOCAL display will be lit when control is at the power source The REMOTE display will be lit when a remote pot control is detected These Output Control configurations can be overrid den switched with the CONTROL push button When changed the unit will power up in the configura tion it was in when it was last powered down Hidden Middle Control Panel Process Set Up Panel The middle control panel is removable to allow for upgrades see Field Installed Options Accessories Additionally this panel is hidden by an access door to reduce appeared complexity and provide protection to the controls 7 WELD MODE SELECT The Mode Control button selects the following welding modes desired CC STICK SOFT The Stick Soft process features continuous control ranging from 5 to 425 amps This mode was intended for most SMAW applications and Arc Gouging Arc Gouging Setting the output of the Stic
53. put will be at minimum when lead 76 wiper is at the end of the potentiometer that is connected to 75 The machine s output will increase as the wiper of the potentiometer is moved to the end that is connected to 77 Note In TIG mode moving the lead 76 wiper to lead 77 would pro duce the current that has been set by the Invertec V350 PRO CE s front panel Output Control Remotes of this type offered by Lincoln Electric are the K857 K812 and K870 Voltage Control The supply should be an isolated supply Not refer enced to earth ground any auxiliary power from the Invertec V350 PRO CE or the welding output The supply should be capable of supplying at least 20mA 0 volts supplied to 76 will set the V350 PRO CE to minimum output for the mode that has been selected while 10 volts supplied to 76 will set the Invertec V350 PRO CE to the maximum out put for the mode Note In TIG mode 10 volts sup plied to lead 76 would produce the current that has been set by the Invertec V350 PRO CE s front panel Output Control Types of Remote WELD TERMINAL Control The Invertec V350 PRO CE s Weld Terminals can be controlled from each of the amphenol con nectors The circuit has a nominal OCV of 15VDC and requires a dry contact closure less than 100 ohms to activate the output of the Invertec V350 PRO CE 14 Pin Amphenols the Weld Terminals are controlled from pins C lead 2 and pin D
54. re hazard Do not heat cut or weld tanks drums or containers until the proper steps have been taken to insure that such procedures will not cause flammable or toxic vapors from substances inside They can cause an explosion even though they have been cleaned For information purchase Recommended Safe Practices for the Preparation for Welding and Cutting of Containers and Piping That Have Held Hazardous Substances AWS F4 1 from the American Welding Society see address above Vent hollow castings or containers before heating cutting or welding They may explode Sparks and spatter are thrown from the welding arc Wear oil free protective garments such as leather gloves heavy shirt cuffless trousers high shoes and a cap over your hair Wear ear plugs when welding out of position or in confined places Always wear safety glasses with side shields when in a welding area Connect the work cable to the work as close to the welding area as practical Work cables connected to the building framework or other locations away from the welding area increase the possibility of the welding current passing through lifting chains crane cables or other alternate cir cuits This can create fire hazards or overheat lifting chains or cables until they fail Also see item 1 c Read and follow NFPA 51B Standard for Fire Prevention During Welding Cutting and Other Hot Work available from NFPA 1 Batterymarch Park PO
55. rrect spacings are maintained All external sheet metal screws must be in place to insure case strength and electrical ground continuity PERIODIC MAINTENANCE Overload Protection The machine is electrically protected from producing high output currents Should the output current exceed 430A an electronic protection circuit will reduce the current to approximately 100A The machine will continue to produce this low current until the protection circuit is reset Reset occurs when the output load is removed Thermal Protection Thermostats protect the machine from excessive operating temperatures Excessive temperatures may be caused by a lack of cooling air or operating the machine beyond the duty cycle and output rating If excessive operating temperature should occur the thermostat will prevent output voltage or current The meter will remain energized during this time Thermostats are self resetting once the machine cools sufficiently If the thermostat shutdown was caused by excessive output or duty cycle and the fan is operating normally the Power Switch may be left on and the reset should occur within a 15 minute period INVERTEC V350 PRO CE LINCOLN 8 1 TROUBLESHOOTING 1 HOW USE TROUBLESHOOTING GUIDE WARNING Service and Repair should only be performed by Lincoln Electric Factory Trained Personnel Unauthorized repairs performed on this equipment may result in danger to the technician and machine opera
56. tor and will invalidate your factory warranty For your safety and to avoid Electrical Shock please observe all safety notes and precautions detailed throughout this manual This Troubleshooting Guide is provided to help you locate and repair possible machine malfunctions Simply follow the three step procedure listed below Step 1 LOCATE PROBLEM SYMPTOM Look under the column labeled PROBLEM SYMP TOMS This column describes possible symptoms that the machine may exhibit Find the listing that best describes the symptom that the machine is exhibiting Step 2 POSSIBLE CAUSE The second column labeled POSSIBLE CAUSE lists the obvious external possibilities that may contribute to the machine symptom Step 3 RECOMMENDED COURSE OF ACTION This column provides a course of action for the Possible Cause generally it states to contact your local Lincoln Authorized Field Service Facility If you do not understand or are unable to perform the Recommended Course of Action safely contact your local Lincoln Authorized Field Service Facility CAUTION If for any reason you not understand the test procedures or are unable to perform the tests repairs safely contact your Local Lincoln Authorized Field Service Facility for technical troubleshooting assistance before you proceed V350 PRO CE LINCOLN 8 2 TROUBLESHOOTING E 2 Observe all Safety Guidelines detailed throughout this manual PROBLEM
57. tyle connec tor if a remote is connected to it In all of the CV modes the WELD TERMINAL trol will default to REMOTE INVERTEC V350 PRO CE LINCOLN P B 4 OPERATION B 4 TIG mode remote will default to the 6 MS style if a remote control is connected to the 6 MS style and to the 14 pin MS style connectors If a remote is not connected to the 6 pin MS style connector then the remote will default to the 14 pin MS style con nector if a remote is connected f a remote control is connected to any of the amphenols the WELD TERMINAL control will default to REMOTE If there are not any remote control devices attached the WELD TERMINAL con trol will default to ON CC Stick modes The remote will default to only the 6 pin amphenol if a remote is connected to it The WELD TERMINAL control will default to ON with or without a remote connected Types of Remote OUTPUT CONTROL The Invertec V350 PRO CE s Output Control can be controlled by either a potentiometer connected between 77 amp 75 with the wiper connected to 76 or a OV to 10V DC supply connected between 76 amp 75 76 needs to be positive 14 pin MS style connector lead 75 is pin G lead 76 is pin F and lead 77 is pin E 6 pin MS style connector lead 75 is pin C lead 76 is pin B and lead 77 is pin A Potentiometer Control The total resistance should be between 2000 ohms 2K and 10 000 ohms 10K The machine out
58. ual Stick Welder AC Welder with Reduced Voltage Control In semiautomatic or automatic wire welding the electrode electrode reel welding head nozzle or semiautomatic welding gun are also electrically hot Always be sure the work cable makes a good electrical connection with the metal being welded The connection should be as close as possible to the area being welded Ground the work or metal to be welded to a good electrical earth ground Maintain the electrode holder work clamp welding cable and welding machine in good safe operating condition Replace damaged insulation Never dip the electrode in water for cooling 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 welders When working above floor level use a safety belt to protect yourself from a fall should you get a shock Also see Items and 8 ARC RAYS can burn 4 a Use a shield with the proper filter and cover plates to protect your eyes from sparks and the rays of the arc when welding or observing open arc welding Headshield and filter lens should conform to ANSI Z87 standards 4 b Use suitable clothing made from durable flame resistant 54 LINCOLN material to your skin that your helpers from the arc rays Protect other nearby personnel with suit
59. uipment Install equipment in accordance with the U S National Electrical Code all local codes and the manufacturer s recommendations Ground the equipment in accordance with the U S National Electrical Code and the manufacturer s recommendations Refer to http www lincolnelectric com safety for additional safety information Jan 09 PR CAUTIONS DE S RET 6 Eloigner les mat riaux inflammables ou les recouvrir afin de Pour votre propre protection lire et observer toutes les instructions et les pr cautions de s ret specifiques qui parraissent dans ce manuel aussi bien que les pr cautions de s ret g n rales suiv antes S ret Pour Soudage A L Arc 1 Protegez vous contre la secousse lectrique a Les circuits l lectrode et la pi ce sont sous tension quand la machine souder est en marche Eviter toujours tout contact entre les parties sous tension et la peau nue ou les v tements mouill s Porter des gants secs et sans trous pour isoler les mains Faire tr s attention de bien s isoler de la masse quand on soude dans des endroits humides ou sur un plancher metallique ou des grilles metalliques principalement dans les positions assis ou couch pour lesquelles une grande partie du corps peut tre en contact avec la masse Maintenir le porte lectrode la pince de masse le c ble de soudage et la machine souder en bon et s r tat defonctionnement d
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