- Synergic function—preset current is matched with voltage automatically
- Unique low power consumption—designed with 87% efficiency and up to 0.94 power factor
- Adjustable arc control—welders are able to fine tune their preferred arc characteristic between soft arc and crisp arc
- Fast arc response—even output control, uniform appearance, superior arc performance and weld penetration control.
- Digital parameter display—accurate weld parameter readings; weld parameter readings retained till welding ends; auto fault diagnostic display
- Both voltage and current are pre-settable
- Precise control —compared with conventional SCR power source, precise control over arc stability minimizes spatter level thus ensuring better bead appearance
- “Made To Last” PC Boards—“Trayed & Potoxy”, double locked wiring harness connectors , and environmentally protected connectors sensibly located to provide maximum protection from the environment
- IP 23 Ratings—designed for harsh environment
- FCAW-G
- GMAW
- GTAW (TOUCH START TIG)
- SMAW (STICK)






The digitally controlled OPTIMARC® CV/CC350MV, CV/CC500MV provide constant voltage [CV] / constant current [CC] output for heavy duty welding applications delivering
superior welding performance and faster response to changes at the arc. They are ideally suited for fabricating with MIG and FCAW process with 0.8mm to 1.6mm diameter solid and 1.2/1.6mm flux core welding wires. They are also ideal for use on SMAW welding process with up to 6mm electrodes. Take advantage of this inverter-based power source to achieve high input power factor ratings for real savings on your electric bills and decrease your welding costs. Heavy fabrication welding operations will appreciate the broad multi-process performance of the CV/CC350MV, CV/CC500MV -featuring robust stick, MIG and flux- cored wire welding as well as precision Touch-start TIG performance.
- Synergic function—preset current is matched with voltage automatically
- Unique low power consumption—designed with 87% efficiency and up to 0.94 power factor
- Adjustable arc control—welders are able to fine tune their preferred arc characteristic between soft arc and crisp arc
- Fast arc response—even output control, uniform appearance, superior arc performance and weld penetration control.
- Digital parameter display—accurate weld parameter readings; weld parameter readings retained till welding ends; auto fault diagnostic display
- Both voltage and current are pre-settable
- Precise control —compared with conventional SCR power source, precise control over arc stability minimizes spatter level thus ensuring better bead appearance
- “Made To Last” PC Boards—“Trayed & Potoxy”, double locked wiring harness connectors , and environmentally protected connectors sensibly located to provide maximum protection from the environment
- IP 23 Ratings—designed for harsh environment
GROUPS |
CONFIGURATIONS |
OPTIMARC CV/CC350MV K60133-3 |
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OPTIMARC CV/CC500MV K60133-4 |
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OPTIMARC CV/CC500MV K60133-1 |
Specifications |
Input Voltage |
220-240 / 380-415 ( ±10% ) V |
220-240 / 380-415 ( ±10% ) V |
220-240 / 380-415 / 440-460 / 575 ( ±10% ) V |
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Input Cord ( Optional ) |
M20748-4 (4X6mm^2, 3M) |
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Compliance Standard |
IEC60974-1 / GB/T15579.1 |
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Rated Input Capacity |
15KVA |
23.5KVA |
23.5KVA |
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Rated Input Power |
13.5KW |
22KW |
22KW |
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Rated Power Factor |
0.9 |
0.94 |
0.94 |
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Rated Efficiency |
87% |
87% |
87% |
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Rated Max. Duty Cycle |
100%@350A/34V |
60%@500A/40V 100%@390A/35.6V |
60%@500A/40V 100%@390A/35.6V |
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Max. Output Current |
350A@ 220-240V 500A@380-415V |
350A@ 220-240V 500A@380-415V |
350A@ 220-240V 500A@380-575V |
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OCV (Open Circuit Voltage) |
60V |
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Min. Current in FCAW-G/GMAW |
50A |
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Min. Current in SMAW |
15A |
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Min. Current in GTAW |
5A |
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Max. Input Current |
39A@220-240V |
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Dimensions (D*W*H) |
800X340X540 mm |
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Weight |
60 KG |
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Operation Temperature |
-10°C ~ +40°C |
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Storage Temperature |
-25°C ~ +55°C |
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Protection Class |
IP23 |
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Cooling Methods |
Fan-As Needed (Fan will be running once OCV is available) |
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Insulation Class |
Main Transformer - H Class / Auxiliary Transformer - B Class |
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Wire Feeder |
Option 1 |
LWF-32GS Euro Adaptor, Single drive, enclosed spool. Ordering PN:K60137-1 (1.0/1.2 drive roll mounted) |
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Option 2 |
LWF-34GS Euro Adaptor, dual drives, enclosed spool. Ordering PN:K60137-3 (1.0/1.2 drive rolls mounted) |
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Option 3 |
LWF-34GS Asia Adaptor, dual drives, enclosed spool. Ordering PN:K60137-9 (1.0/1.2 drive rolls mounted) |
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Gas Nipple Size |
Male Thread:9/16-18 |
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Welding Torch |
MIG Steel Air-Cooled Torch 1 |
LG351C MIG Torch, Asia adaptor. Ordering PN: K60111-3, -4, -45, -5 (Cable lengths 3M, 4M, 4.5M, 5M). |
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MIG Steel Air-Cooled Torch 2 |
LG351C MIG Torch, Euro adaptor. Ordering PN: K60111-3E, -4E, -45E, -5E (Cable lengths 3M, 4M, 4.5M, 5M). |
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MIG Steel Air-Cooled Torch 3 |
LG501C MIG Torch, Asia adaptor. Ordering PN: K60110-3, -4, -45, -5 (Cable lengths 3M, 4M, 4.5M, 5M). |
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MIG Steel Air-Cooled Torch 4 |
LG501C MIG Torch, Euro adaptor. Ordering PN: K60110-3E, -4E, -45E, -5E (Cable lengths 3M, 4M, 4.5M, 5M). |
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MIG Steel Water-Cooled Torch |
SN510 Water-cooled Torch, Euro adaptor. Ordering PN: K60163-3E, 4E, 5E (Cable lengths 3M, 4M, 5M). |
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TIG Torch |
K60056-1( 12.5feet, 4M, with a gas valve control) / K60056-2 ( 25feet, 8M, with a gas valve control ) |
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Electrode Holder |
K60057-70-XM ( X stands for lengths, 3 / 5 / 10 / 30M are available ). |
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Separated Cables/Hose |
Work Cable |
K60027-70-XM ( X stands for lengths, 2 / 3 / 4 / 5 / 10 / 30M are available ). |
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Welding Cable |
K60052-70-XM ( X stands for lengths, 2 / 3 / 5 / 10 / 15 / 20 / 30 / 40M are available ). |
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Control Cable |
K60044-XM ( X stands for lengths, 2 / 3 / 5 / 10 / 15 / 20 / 30 / 40M are available ). |
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Gas Hose |
K60049-XM ( X stands for lengths, 2 / 3 / 5 / 10 / 15 / 20 / 30 / 40M are available ). |
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Interconnection Cable |
Air Cooled Assembly |
K60010-70-XM ( Including welding cable/control cable and gas hose, X stands for lengths, 2 / 3 / 5 / 10 / 15 / 20 / 30 / 40 / 55M are available ). |
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Water Cooled Assembly |
K69047-70-XM ( Including welding cable/control cable/gas hose/water inlet and outlet hoses, X stands for lengths, 2 / 5 / 10 / 15 / 20 / 30 / 40 / 55M are available). |
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Gas Regulator |
CO2 Heater/Flowmeter |
K60012-4-220 ( Max. ow rate is 25L/Min, 220VAC power) |
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Argon Flowmeter |
K60012-5 ( Max. ow rate is 25L/Min, without heater) |
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Welding Process |
Solid Steel CO2 CV 1.6 |
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● |
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Solid Steel CO2 CV 1.2 |
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● |
● |
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Solid Steel CO2 CV 1.0 |
● |
● |
● |
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Solid Steel CO2 CV 0.8 |
● |
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Solid Steel Mixed Gas CV 1.6 |
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● |
● |
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Solid Steel Mixed Gas CV 1.2 |
● |
● |
● |
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Solid Steel Mixed Gas CV 1.0 |
● |
● |
● |
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Solid Steel Mixed Gas CV 0.8 |
● |
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Flux Cored Steel CO2 CV 1.6 |
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● |
● |
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Flux Cored Steel CO2 CV 1.2 |
● |
● |
● |
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Flux Cored Steel Mixed Gas CV 1.6 |
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● |
● |
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Flux Cored Steel Mixed Gas CV 1.2 |
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● |
● |
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Stick (MMA) |
● |
● |
● |
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TIG(Torch Start) |
● |
● |
● |
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DIP Switch Functions ( Located on PCB ) |
Pre ow Added Mode |
DIP SWITCH #1 needs to be ON. |
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Long Cable Mode(≥20M) |
DIP SWITCH #2 needs to be ON. |
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Crater Repeat Mode |
DIP SWITCH #3 needs to be ON. |
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Synergic Selection |
DIP SWITCH #5 OFF: No ( Preset voltage will not be adjusted with preset current automatically). DIP SWITCH #5 ON: Synergic (Preset voltage is matched with preset current automatically, Factory default setup). |
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Run-in Speed Selection |
DIP SWITCH #6 OFF: Slow run-in will be 35% of preset WFS (wire feeding speed). DIP SWITCH #6 ON: Fast run-in will be 70% of preset WFS (wire feeding speed). |
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Wire Feeder Selection |
DIP SWITCH #7 OFF: For matching wire feeder with 18.3V motor such as PWF series. DIP SWITCH #7 ON: For matching wire feeder with 24V motor such as LWF series (Factory default setup). |
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WFS Calibration |
DIP SWITCH #7 AND #8 ON (Please contact authorized Lincoln Electric Service facility). |
LWF® Wire Feeder |
Order No. |
|
K60137-1 |
LWF®-32GS Single drive roll, Euro Connector |
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K60137-3 |
LWF®-34GS Dual drive rolls, Euro Connector |
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K60137-9 |
LWF®-34GS Dual drive rolls, Asia Connector |
Order Part NO. |
Spare Parts on Wire Feeder |
Remarks |
KP61858-1-0810 |
solid wire drive roll 0.8/1.0 |
For all |
KP61858-1-1012 |
solid wire drive roll 1.0/1.2 (standard) |
For all |
KP61858-1-1216 |
solid wire drive roll 1.2/1.6 |
For all |
KP61000-16R |
cored wire drive roll 1.2/1.6 |
For all |
KP63315-5 |
ID 1.6mm outlet guide tube |
LWF-32GS |
KP61858-2 -20 |
ID 2.0mm outlet guide tube (standard) |
LWF-32GS |
KP61858-2-24 |
ID 2.4mm outlet guide tube |
LWF-32GS |
KP63315-6 |
ID 1.6mm outlet guide tube |
LWF-34GS (Euro) |
KP61858-42 -20 |
ID 2.0mm outlet guide tube (standard) |
LWF-34GS (Euro) |
KP61858-42-24 |
ID 2.4mm outlet guide tube |
LWF-34GS (Euro) |
KP61858-60-18 |
ID 1.8mm outlet guide tube |
LWF-34GS (Asia) |
KP61858-60-20 |
ID 2.0mm outlet guide tube (standard) |
LWF-34GS (Asia) |
KP61858-60-23 |
ID 2.3mm outlet guide tube |
LWF-34GS (Asia) |
KP61858-11 |
Inlet guide tube |
For all |