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INVERTEC   V311-T AC/DC 

®

OPERATORʼS MANUAL

IM10051

September, 2011

For use with machines having Code Numbers:

11685

• 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

• World's Leader in Welding and Cutting Products •

Copyright © Lincoln Global Inc.

Safety Depends on You

Lincoln arc welding and cutting
equipment is designed and built
with safety in mind. However,
your overall safety can be
increased by proper installation ...
and thoughtful operation on your
part.

DO NOT INSTALL, OPER-

ATE OR REPAIR THIS EQUIP-
MENT WITHOUT READING
THIS MANUAL AND THE
SAFETY PRECAUTIONS CON-
TAINED THROUGHOUT.

And,

most importantly, think before you
act and be careful.

This manual covers equipment which is no 
longer in production by The Lincoln Electric Co.  
Specifications and availability of optional 
features may have changed.

Summary of Contents for INVERTEC V311-T AC/DC

Page 1: ...fety Depends on You Lincoln arc welding and cutting equipment is designed and built with safety in mind However your overall safety can be increased by proper installation and thoughtful operation on...

Page 2: ...KER 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...

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

Page 4: ...to adjacent areas Avoid welding near hydraulic lines Have a fire extinguisher readily available 6 b Where compressed gases are to be used at the job site special precautions should be used to prevent...

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

Page 6: ...ponsibility 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 th...

Page 7: ...ommendations 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 metal...

Page 8: ...ly 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...

Page 9: ...LCD Display B 4 B 5 B 6 Welding Parameter B 7 User Menu Set Up Parameters B 8 Set Up Menu Parameters Optional Cool Arc 35 Water Cooler B 9 B 10 Tips For Improved TIG Starting Stick Crisp Mode Dynamic...

Page 10: ...18 0V 100 TIG 220A 18 8V 60 310A 22 4V 25 190A 27 6V 100 STICK 210A 28 4V 60 270A 30 8V 30 200A 18 0V 100 TIG 220A 18 8V 60 310A 22 4V 25 190A 27 6V 100 STICK 210A 28 4V 60 270A 30 8V 30 Maximum Open...

Page 11: ...ts and cracks that allow high frequency leakage Cables with high natural rub ber content such as Lincoln Stable Arc better resist high frequency leakage than neoprene and other synthetic rubber insula...

Page 12: ...n procedures can cause radio or TV interference prob lems RECONNECT PROCEDURE The Invertec V311 T AC DC auto reconnects to 208V 230V or 460V supply Fuse the input circuit with time delay fuses or dela...

Page 13: ...t plugs must comply with the Standard for Attachment Plugs and Receptacles UL498 The product is considered acceptable for use only when an attachment plug as specified is properly attached to the supp...

Page 14: ...for DC welding connect the electrode cable which is connected to the electrode holder to the output terminal and the work cable which is connected to the work clamp to the output termi nal Insert the...

Page 15: ...ion 3 Slide rubber boot onto cable end The boot end may be trimmed to match the cable diameter Use soap or other nonpetroleum based lubricant to help slide the boot over the cable if needed 4 Insert c...

Page 16: ...AC with square sinusoidal and triangular waveforms TIG DC with high frequency or Touch Start TIG Starting Stick DC Stick AC WELDING CAPABILITY The Invertec V311 T AC DC is rated at 310 amps 22 4 volt...

Page 17: ...ower Switch is in the O Off position and therefore there are electrically live parts inside the power source Carefully follow the instructions given in this manual FIGURE B 1 1 Supply cable 2 Gas atta...

Page 18: ...that output voltage is present above the limit Note The green VRD on light will illuminate in TIG mode until the output is triggered even when VRD is disabled Also note that enabling VRD to reduce th...

Page 19: ...st selected parameter and begin the sequential scroll from that parameter Three Sequence Diagram types exist STICK See Figure B 4a TIG See Figure B 4b Pulse TIG See Figure B 4c 2 The Parameter Display...

Page 20: ...pressing the arc start switch again causes the output to ramp down to the finish current level over the downslope time Finally releasing the arc start switch causes the arc to go out Refer to Figure B...

Page 21: ...play will change to reversed text indicating that the current memory parameters are active Normal Display Reversed Display Unselected Selected Saving to Memory Press and hold Memory Save Button E unti...

Page 22: ...tart Current Finish Current Min Current Upslope Downslope Spot Time Max Current Pulse Frequency Background Current Peak Time Postflow AC Frequency AC Balance Hot Start Arc Force Parameter Symbol unit...

Page 23: ...ke background current shown in Figure B 7a the change is made by the mode push button In this example you can toggle between set ting background current as either a or as absolute amperage Other param...

Page 24: ...gure B 7 Parameter Number 0 1 3 8 10 17 307 306 307 214 215 101 998 999 201 500 552 553 554 Description Set Up menu Exit Reset All Parameters Start Current Set Unit Bi Level Current 2 Set Unit Pulse B...

Page 25: ...s designed to operate in communication with the Invertec V311 T AC DC Refer to the Cool Arc 35 operator manual for installation instructions and a complete description of its operation When the Invert...

Page 26: ...thin the incremental range mode the machine tries to start electrode positive at a relative setting of 1 If the arc fails to establish it will repeat the start sequence each time by incrementing the a...

Page 27: ...Invertec V311 T AC DC power source Features a tool storage tray for convenience and a cylinder platform to hold a gas bottle TIG TORCH STARTER KITS K2266 1 TIG Mate 17 Air Cooled TIG Torch Starter Pac...

Page 28: ...ection for both gas and welding current K1622 4 Twist Mate adapter for Water Cooled TIG torches Adapter for PTW 18 and 20 Torches TIG Torch Parts Kits Parts kits are available for the TIG torches Thes...

Page 29: ...a high voltage during power on condi tions This voltage is dangerous and must be dis charged before the machine can be serviced Discharging is done automatically by the machine each time the power is...

Page 30: ...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 HOW TO...

Page 31: ...Inclusions Insufficient penetration Sticking Porosity Cracks 1 Long arc 2 High current 1 Fast movement of the electrode away from piece 1 Poor cleanliness or distribution of the Welding passes 2 Impr...

Page 32: ...OF ACTION Oxidation Tungsten inclusions Porosity Hot cracking 1 lnsufficient gas 2 No protection on the back side 1 lncorrect electrode sharpening 2 Electrode too small 3 Operating failure contact of...

Page 33: ...Voltage 2 Faulty supply plug or cable 3 Input voltage not within range 1 Incorrect setting up of the welding parameters 2 Low mains supply voltage 1 E01 E02 E03 DISPLAYED and the yellow control panel...

Page 34: ...n it is necessary to remove the cause and exit the safety mode depressing the exit key button on the UI ALARM ID CODES E01 E02 E03 E10 E11 E19 E14 E15 E18 E17 E20 E21 E22 E27 E28 E29 E38 E39 E40 E43 E...

Page 35: ...machines covered by this manual The specific diagram for a particular code is pasted inside the machine on one of the enclosure panels If the diagram is illegible write to the Service Department for...

Page 36: ...d Entl ftung des Arbeitsplatzes G Mantenha seu rosto da fuma a G Use ventila o e exhaust o para remover fumo da zona respirat ria G Turn power off before servicing G Desconectar el cable de ali mentac...

Page 37: ...parts or electrode with skin or wet clothing G Insulate yourself from work and ground G No toque las partes o los electrodos bajo carga con la piel o ropa moja da G Aislese del trabajo y de la tierra...

Page 38: ...and Service through Subsidiaries and Distributors Worldwide Cleveland Ohio 44117 1199 U S A TEL 216 481 8100 FAX 216 486 1751 WEB SITE www lincolnelectric com World s Leader in Welding and Cutting Pr...

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