Lincoln Electric INVERTEC V350-PRO User's Manual
Contents
1. K852 70 Twist Mate Cable Plug 2 0 3 0 70 95 mm K852 95 Twist Mate Cable Receptacle 1 0 2 0 50 70 mm K1759 70 Twist Mate Cable Receptacle 2 0 3 0 70 95 mm K1759 95 Twist Mate to Lug Adapter K2176 1 Inverter and Wire Feeder Cart K1764 1 Dual Cylinder Kit K1702 1 Valet Style Undercarriage K1838 1 Recommended Wire Feeder Options LF 72 and LF 74 LN 10 and DH 10 LN 15 LN 25 PRO Recommended Stick Options Accessory Kit 400 Amps 200 Amps K704 K875 Remote Output Control for 25 ft 7 6 m for 100 ft 30 m K857 K857 1 Recommended TIG Options Pro Torch TIG Torches See Publication E12 150 TIG Module K930 2 TIG Module Control Cable Factory Advanced Process Models K936 1 TIG Module Control Cable Construction Model K936 4 Hand Amptrol K963 3 Foot Amptrol K870 Arc Start Switch K814 Invertec TIG Solenoid Kit K1762 2 Twist Mate Torch Adapter for air cooled PTA 9 or 17 Torches K1622 1 for air cooled PTA 26 Torches K1622 3 for water cooled Torches K1622 2 Twist Mate Torch Adapter without gas pass through K960 1 TIG Mate 17V Air Cooled TIG Torch Starter Pack K2265 1 TIG Mate 17 Air Cooled TIG Torch Starter Pack K2266 1 THE WELDING EXPERTS TIG Mate 20 Water Cooled TIG Torch S2. site Designed Smart Built Tough The Invertec V350 PRO is a versatile multi purpose multi process power source that s lightweight and portable Available in Construction Factory Factory Tweco and Advanced Process models the V350 PRO is capable of doing virtually any job whether in the shop or on the construction site The V350 PRO is capable of stick DC TIG MIG Pulsed MIG flux cored and arc gouging making it the most versatile inverter power source in its class And it s built tough to handle the rigors of harsh environments Processes Stick DC TIG MIG Pulsed Flux Cored Gouging Advantage Lincoln Invertec V350 PRO EE MULTI PROCESS WELDERS LINCOLN ELECTRIC NEXTWELD 15 29 N S QO S S r 3 N Note Plugs not included with Tweco model e Choose the Construction Model for economy and lightweight porta bility the Factory Model for full remote capabilities and the Advanced Process Model for pulsed MIG applications e All input voltages and frequencies are both single and three phase rated no output derating necessary on single phase e 5 425 amp output range for all recommended processes from DC TIG to arc gouging e Input voltage from 208 575 and 50 and 60 Hz operation this one machine is capable of running on virtually any input power supply e Touch Start TIG for contamination free starts e Low power consumption for energy savings 88
3. efficiency e Advanced Process model includes Pulsed MIG Pulse On Pulse and Power Mode for best in class welding performance e Parallel two units for 700A carbon arc gouging e The K1728 5 6 7 8 Invertec V350 PRO includes Twist Mate Cable Plugs K852 70 quantity 2 for easy tool less cable connection The K1728 13 Invertec V350 PRO Factory Tweco model includes Tweco cable receptacles Tweco plugs are not included Bright large digital amp and volt meters are easy to monitor even in Sunlight and presettable for precise procedure control e Rugged skid and tube handles for convenience and added protection e Manufactured under a quality system certified to ISO 9001 requirements and ISO 14001 environmental standards e Three year warranty on parts and labor Two year extended warranty available in the U S 1 Advanced Process Panel only TECHNICAL SPECIFICATIONS Rated Output Current Voltage Duty Cycle Product Product Name Number Model Input Power K1728 5 200 208 230 380 415 350A 34V 60 3ph 50 42 28 26 23 18 5 425A K1728 6 460 575 1 3 50 60 1ph 94 85 54 42 37 Max OCV Invertec K1728 7 T aoe V350 PRO K1728 13 7 Tweco is a registered trademark of Thermadyne 208 230 415 460 575 1 3 50 60 200 220 380 400 415 440 1 3 50 60 LINCOLN E ELECTRIC THE WELDING EXPERTS Dimensions Net HxWxD Weight inches mm Ibs kg Output Range Input Curren
4. electrode holder and sample pack of mild steel electrode 200 amp capacity Order K875 Remote Output Control Consists of a control box with choice of two cable lengths Permits remote adjustment of output Order K857 for 25 ft 7 6 m Order K857 1 for 100 ft 80 m TIG OPTIONS Pro Torch TIG Torches A full line of air cooled and water cooled torches available Request Lincoln publication E12 150 TIG Module Portable high frequency unit with gas valve for TIG welding Rated at 300 amps 60 duty cycle Requires TIG Module Control Cable Order K930 2 Invertec V350 PRO www lincolnelectric com LINCOLN ELECTRIC THE WELDING EXPERTS RECOMMENDED OPTIONS TIG OPTIONS CON T TIG Module Control Cable For Factory and Advanced Process Models only 9 pin connector at the TIG Module to 14 pin MS type connector at the power source Contains input power remote control contactor control and ground circuits For machines having a 14 pin remote control and power receptacle Order K936 1 TIG Module Control Cable For Construction Model only 9 pin connector at the TIG Module to a grounded 115V plug Contains input power and ground circuits For machines having no remote control Capability Order K936 4 Hand Amptrol Provides 25 ft 7 6 m of remote current control for TIG welding 6 pin plug connection Order K963 3 Foot Amptrol Provides 25 ft 7 6 m of remote curre
5. ed TIG Torch Starter Pack Get everything you need for TIG welding in one complete easy to order kit packaged in its own portable carrying case Includes PTA 17 torch parts kit Harris flowmeter regulator 10 ft 3 0 m gas hose Twist mate adapter and work clamp and cable Order K2266 1 TIG Mate 20 Water Cooled TIG Torch Starter Pack Get everything you need for TIG welding in one complete easy to order kit packaged in its own portable carrying case Includes PTW 20 torch parts kit Harris flowmeter regulator 10 ft 3 0 m gas hose Twist Mate adapter work clamp and cable and 10 ft 3 0 m water hose Order K2267 1 Invertec V350 PRO www linco nelectric com INVERTEC V350 PRO ORDER FORM PRODUCT DESCRIPTION ORDER NUMBER QUANTITY PRICE Ready Pak Packages SC Invertec V350 PRO Factory Model LF 72 HeavyDuty K2437 1 Invertec V350 PRO Advanced Process Model LF 72 Heavy Duty K2438 1 Invertec V350 PRO Inverter Racks 4 Pack Inverter Rack with 4 Invertec V350 PRO Factory Tweco Power Sources 6 Pack Inverter Rack with 6 Invertec V350 PRO Factory Tweco Power Sources Caster Kit for Inverter Racks Recommended General Options Advanced Process Panel Factory Model only K1763 1 Deluxe Adjustable Gas Regulator amp Hose Kit K586 1 Work and Wire Feeder 2 0 Welding Cable Package K1803 1 Twist Mate Cable Plug 1 0 2 0 50 70 mm
6. er form V350 PRO Factory Model LF 72 Heavy Duty Wire Feeder for non pulsed MIG Welding Order K2437 1 e V350 PRO Factory Model e LF 72 Heavy Duty Wire Feeder e Work and Wire Feeder 2 0 Welding Cable Package e Harris Flowmeter Regulator and Hose e Heavy Duty Inverter and Wire Feeder Cart V350 PRO Advanced Process Model LF 72 Heavy Duty Wire Feeder for MIG and pulsed MIG Welding Order K2438 1 e V350 PRO Advanced Process Model e LF 72 Heavy Duty Wire Feeder e Work and Wire Feeder 2 0 Welding Cable Package e Harris Flowmeter Regulator and Hose e Heavy Duty Inverter and Wire Feeder Cart Invertec V350 PRO Factory Model LF 72 Heavy Duty Wire Feeder Ready Pak TYPICAL V350 PRO CONSTRUCTION MODEL SYSTEMS For specific welding applications assemble the products listed to best suit your needs V350 PRO Construction Model LN 25 Wire Feeder for Innershield Welding e V350 PRO Construction Model K1728 5 e LN 25 PRO K2613 1 e 068 3 32 1 8 2 4 mm Drive Roll KP653 3 32 e Work and Wire Feeder 2 0 Welding Cable Package K1803 1 e Magnum Flux Cored Gun 15 ft 4 5 m 350 Amps K126 2 QUALITY AND RELIABILITY Robust Design Safety reliability and serviceability are built into Lincoln s inverter design e Invertec inverter models operate at a high efficiency 88 90 e Storage Temperature Range 40 C to 40 C 40 F to 104 F and are capable of operating from a universal 3 phase input e D
7. esults 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 time of printing Please refer to www lincolnelectric com for any updated information LINCOLN ELECTRIC THE LINCOLN ELECTRIC COMPANY 22801 St Clair Ave Cleveland OH 44117 1199 216 481 8100 wwwi lincolnelectric com
8. ndicator Light F G 4 J K L eo Invertec V350 PRO Factory Model Pulse On Pulse e Uses a sequence of varying pulse wave shapes to produce a TIG like bead appearance and excellent weld properties when MIG welding aluminum e Pulse On Pulse controls arc length and heat input together making it easier to achieve good penetration For more information see Nextweld Document NX 2 10 Pulse On Pulse on 3mm Aluminum Power Mode e Uses high speed regulation of output power to deliver extremely fast response to changes in the arc for example when using a whip technique e Improved MIG welding performance including low spatter very uniform consistent bead wetting Power Mode reduces Power Mode aids and controlled penetration spatter and improves bead wetting ees bead appearance and penetration e Great for low voltage applications on thin steel and stainless steel material less than 20 gauge even for low voltage on aluminum 0 7 mm procedures on a a 7 stainless e Delivers excellent arc characteristics on aluminum and other alloys such as silicon bronze and nickel alloys PUESE FREQUENCY For more information see Nextweld Document NX 2 60 Peak Pulsed MIG e Varies weld current between peak high heat and background low heat current to provide better control of heat input e Reduces warping and burnthrough on thin materials e Enables in the flat horizontal ve
9. nt control for TIG welding 6 pin plug connection Order K870 Arc Start Switch May be used in place of the Foot or Hand Amptrol Comes with a 25 ft 7 6 m cable Attaches to the TIG torch for convenient finger control to start and stop the weld cycle at the current set on the machine Order K814 Invertec TIG Solenoid Kit Mounts inside the back of the V350 PRO Switches gas flow in the V350 PRO through the Twist Mate connector Includes gas hose and solenoid Not compati ble with construction and factory Tweco models Order K1762 2 7 TIG OPTIONS CON T Twist Mate Torch Adapter For connection of Pro Torch TIG torches 1 piece cable to power sources with gas passing through the Twist Mate connection For use with K1 762 2 Order K1622 1 For air cooled PTA 9 or PTA 17 torches Order K1622 3 For air cooled PTA 26 torches Order K1622 2 For water cooled torches Twist Mate Torch Adapter For connection of PTA 9 or PTA 17V torches 1 piece cable to power sources without gas passing through the Twist Mate connection Order K960 1 TIG Mate 17V Air Cooled TIG Torch Starter Pack Get everything you need for TIG welding in one complete easy to order kit packaged in its own portable carrying case Includes PTA 17V torch parts kit Harris flowmeter regulator 10 ft 3 0 m gas hose and work clamp and cable Order K2265 1 TIG Mate 17 Air Cool
10. ouble insulation and varnish on main transformer voltage 208 to 575 volts e Designed to the IEC EN 60974 1 standard Meets tough NEMA e Thermostatically protected EW 1 CSA NRTL C standards e Electronic output over current protection and electronic input over voltage protection e Operating Temperature Range 20 C to 40 C 4 F to 104 F e Fan as Needed F A N minimizes thermal cycling of internal machine components minimizes internal contamination when not welding and saves on electricity costs LINCOLN E Suge verte voro THE WELDING EXPERTS 5 www lincolnelectric com e Meets rigorous IP21S or IP23S environmental rating RECOMMENDED OPTIONS THE WELDING EXPERTS GENERAL OPTIONS Advanced Process Panel Includes Pulsed MIG Pulse On Pulse and Power Mode capabilities Aloha numeric display for accurate setting For V350 PRO Factory Model only Order K1763 1 Deluxe Adjustable Gas Regulator amp Hose Kit Accommodates COs Argon or Argon blend gas cylinders Includes a cylinder pressure gauge dual scale flow gauge and 4 3 ft 1 3 m gas hose Order K586 1 Work and Wire Feeder 2 0 Weld Cable Package Includes Twist Mate connectors work clamps 15 ft 4 5 m work cable and 10 ft 8 0 m electrode cable Rated 350 amps 60 duty cycle Order K1803 1 Twist Mate Cable Plug For connecting welding cable to output terminal receptacles For 1 0 2 0 50 70 mm cable O
11. preciates e 030 1 16 0 8 1 6 mm solid wire e 035 3 32 0 9 2 4 mm cored wire Delivers outstanding performance with a wide variety of shielding gas mixes including 100 COs Ar CO or Ar O shielding gas for carbon steel as well as helium blends for stainless welding 5 CV Innershield Outershield Metalshield and UltraCore Features a wide voltage range and tight voltage control optimized for Lincoln Innershield self shielded flux cored applications and for gas shielded flux cored Lincoln Outershield procedures 6 Arc Gouging accessible from all Stick and CV Welding Modes With a maximum 425 amps the Invertec V350 PRO has plenty of power to handle a 5 16 7 9 mm carbon LINCOLN amp ELECTRIC THE WELDING EXPERTS 2 Stick Arc Gouging Stainless Invertec V350 PRO www linco nelectric com A CLOSER LOOK FEATURES Key Controls Large bright easy to read meters A 3888 Vous A B Local remote output control C Mode selection switch fI D Remote Output Control Receptacles 6 amp 14 pin E Negative and Positive Twist Mate or Tweco Output Teminals owm suc Wire Feeder Voltmeter Polarity Switch Circuit Breaker Reset Buttons HOT START ah ARC CONTROL On Off Switch Saree sa west Hot Start Control Arc Control Knob Weld Terminals on or remotely controlled Preset Output Amps and Voltage Control M Thermal Overload I
12. rder K852 70 Twist Mate Cable Plug For connecting welding cable to output terminal receptacles For 2 0 3 0 70 95 mm cable Order K852 95 Twist Mate Cable Receptacle For connecting welding cable to Twist Mate Cable Plug Order K1759 70 for 1 0 2 0 50 70 mm cable Order K1759 95 for 2 0 3 0 70 95mm7 cable Twist Mate to Lug Adapter For connection of lugged cable to Twist Mate connectors 18 457 mm long Order K2176 1 Inverter and Wire Feeder Cart Rear wheeled cart includes front casters and no lift gas bottle plat form Convenient handles allow for easy cable storage while full length side trays store parts and tools Shipped fully assembled Small footprint fits through 30 762 mm door Order K1764 1 Dual Cylinder Kit Permits side by side mounting of two full size gas cylinders with easy loading For use with K1764 1 cart Order K1702 1 Valet Style Undercarriage Offers a unique pull out handle It provides cable storage and the ultimate in portability Order K1838 1 STICK OPTIONS Accessory Kit For stick welding Includes 35 ft 10 7 m 2 0 electrode cable with lug 30 ft 9 1 m 2 0 work cable with lugs headshield filter plate cover plate work clamp and elec trode holder 400 amp capacity Order K704 Accessory Kit For stick welding Includes 20 ft 6 1 m 6 electrode cable with lug 15 ft 4 6 m 6 work cable with lugs headshield work clamp
13. rtec V350 PRO Factory Tweco Power Sources LINCOLN ELECTRIC THE WELDING EXPERTS K1728 6 with Twist Mate Cable Receptacles K1728 13 with Tweco Cable Receptacles e Adds full remote capabilities and auto detect local remote override control e Versatile multi process machine for MIG cored stick TIG and arc gouging applications e Optional Advanced Process Panel adds Pulsed MIG Lincoln s Power Mode Lincoln s Pulse on Pulse Great For e Construction or large scale production factory applications Compatible with e LF 72 LF 74 LN 10 DH 10 LN 15 and LN 25 PRO wire feeders e 6 pin and 14 pin MS type connectors 4 LINCOLN ELECTRIC Advanced Process Model NEXTWELD K1728 7 e Standard Advanced Process Panel adds Pulsed MIG Lincoln s Power Mode Lincoln s Pulse on Pulse e Standard full remote capabilities and auto detect local remote override control e Advanced multi process machine for pulsed MIG cored stick TIG and arc gouging applications Great For e High end pulsed MIG applications Compatible with e LF 72 LF 74 LN 10 DH 10 LN 15 and LN 25 PRO wire feeders e 6 pin and 14 pin MS type connectors Invertec V350 PRO www linco nelectric com SYSTEM SELECTION READY PAK PACKAGES Fully assembled and ready to weld just add wire and gas Select a Ready Pak and use one order number on your ord
14. rtical up or overhead welding without a slag system Great for hard automation robotic and high production semiautomatic applications e Optimized GMAW P waveforms are available to use on aluminum carbon steel high strength low alloy steel stainless steel and nickel alloys High Heat For more information see Nextweld Document NX 2 70 Low Heat Background Peak LINCOLN Sua TT tnvrtoc 950 P RO THE WELDING EXPERTS 3 www lincolnelectric com WELDING CURRENT SYSTEM SELECTION INVERTEC V350 PRO MODELS Construction Model K1728 5 Our lightest most portable model at a value price for conventional MIG cored stick arc gouging and non remote output control DC TIG applications Great For e Construction maintenance or shop welding Compatible with e LN 25 PRO or LN 15 Across the Arc model wire feeders e 6 pin and 14 pin MS connector not included Factory Model V350 PRO INVERTER RACKS e An ideal system to group several inverter power sources in an industrial portable package Entire system meets National Electric Code NEC Standards e Includes Invertec V350 PRO Factory Tweco Model K1728 13 This special rack version has all the same features as the factory model with added IP23S rating for outdoor use and Tweco cable receptacles Order K2667 1 4 Pack Inverter Rack with 4 Invertec V350 PRO Factory Tweco Power Sources K2667 2 6 Pack Inverter Rack with 6 Inve
15. t Rated Output 14 8x13 3x27 8 81 376 x 338 x 709 36 7 300A 32V 100 3ph 41 39 36 23 22 19 16 80V DC 1ph 76 69 41 36 31 350A 34V 60 3ph 320A 33V 60 1ph 300A 32V 100 3ph 275A 31V 100 1 ph 3ph 48 28 27 26 24 1ph not rec d 82 55 50 48 45 3ph 41 37 28 22 22 21 1ph not rec d 64 44 43 38 35 Publication E5 91 11 07 www lincolnelectric com A CLOSER LOOK PERFORMANCE Exceptional Multi Process Fabrication Welding The Lincoln Invertec V350 PRO inverter welder enables strong multi process welding performance with optimized arc characteristics for each process e Fast arc response yields tight output control More consistent bead appearance Smooth arc action Easy to follow puddle control Five Welding Process Modes 1 CC Stick Soft Intended for low hydrogen stick applications Use to obtain outstanding E7018 performance for a variety of construction and fabrication applications 2 CC Stick Crisp Delivers a crisp shorting response optimized for cellulosic E6010 electrodes 3 DC TIG GTAW Standard Lincoln Touch Start TIG makes it easy to establish an arc Add the optional TIG Module for touch less high frequency starting 4 CV Wire Intended for use for most MIG and gas shielded flux cored or metal cored applications The Invertec V350 PRO features an exceptionally wide sweet spot delivering the arc performance and finished weld quality every operator ap
16. tarter Pack K2267 1 ee n a oe CUSTOMER ASSISTANCE POLICY The business of The Lincoln Electric Company is manufacturing and selling high quality welding equipment consumables and cutting equipment Our challenge is to meet the needs of our customers and to exceed their expectations On occasion purchasers may ask Lincoln Electric for information or advice about their use of our products Our employees respond to inquiries to the best of their ability based on information provided to them by the customers and the knowledge they may have concerning the application Our employees however are not in a position to verify the information provided or to evaluate the engineering requirements for the particular weldment Accordingly Lincoln Electric does not warrant or guarantee or assume any liability with respect to such information or advice Moreover the provision of such information or advice does not create expand or alter any warranty on our products Any express or implied warranty that might arise from the information or advice including any implied warranty of merchantability or any warranty of fitness for any customers particular purpose is specifically disclaimed 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 r
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