Lincoln Electric Welder AC 225 User Manual

STICK WELDERS  
AC-225  
The AC-225 compact stick welder has a broad welding amperage range of 40-225  
amps. It produces an extremely smooth AC arc for welding a wide variety of  
materials including carbon, low alloy, and stainless steels as well as cast iron.  
Metals 16 gauge and heavier can be easily arc welded with the AC-225.  
Applications include: repair and maintenance welding, fabricating or modifying  
equipment, building tools or fixtures, build-up welding on worn parts or dies, and  
hardfacing new or worn parts for longer service life. Also for cutting and piercing  
holes in steel.  
Processes  
Description  
Stick  
Output  
Input  
AC  
50 60  
Hz  
Hz  
Advantage Lincoln  
Unit Includes  
• Easy to install. Comes with attached 6 ft. (1.8m) input power  
cable and NEMA 6-50P plug.  
• Insulated electrode holder and cable  
• Heavy duty work clamp and cable  
• Lightweight headshield with lenses  
• Sample pack of electrodes  
• Helpful Welder’s Guide  
• Input cable with attached plug  
• Welding Helmet  
• Easy to operate. Full range 40-225 amp selector switch  
quickly sets the welding current and ensures a uniform arc each  
and every time you weld.  
Traditional design provides long-life and low cost operation.  
• Compact size allows for easy storage and handling.  
K1170-4 also includes  
• Smooth arc makes it easy to weld with different electrodes,  
including mild steel, low hydrogen, stainless steel and  
hardfacing electrodes.  
• Wheel Kit  
• Welding Gloves  
• 225 amp AC output is enough for 3/16” (4.8mm) diameter  
general purpose mild steel electrodes and 5/32” (4.0mm)  
sizes of other electrodes.  
Recommended General Options  
• Optional carbon arc welding torch for brazing and soldering  
applications, for heating rusty nuts for easier removal, and for  
bending or straightening metal.  
Wheel Kit, Carbon Arc Welding Torch  
• Fan-cooled for extra thermal protection.  
• Vermin resistant mesh bottom keeps rodents and pests out of  
the case.  
Order  
• Powder paint finish for increased durability.  
• NEMA rated (60 Hz only).  
K1170  
K1290  
AC-225 230/1/60  
AC-225 220/1/50  
K1170-4 AC-225 230/1/60  
• UL listed and CSA approved (60 Hz only).  
• 3 year warranty on parts and labor.  
• Manufactured under a quality system certified to ISO 9001  
requirements.  
TECHNICAL SPECIFICATIONS  
Product  
Name  
Product  
Number  
Input  
Power  
Rated Output  
Current/Voltage/Duty Cycle  
Input Current  
@ Rated Output  
Output  
Range  
Dimensions  
H x W x D  
Net Weight  
lbs (kg)  
(1)  
AC-225  
K1170  
K1170-4  
230/1/60  
225A/25V/20%  
50A  
40-225 Amps  
Max OCV: 79  
109  
(49.5)  
24.0 x 17.25 x 12.0  
(610 x 438 x 305)  
50-250 Amps  
Max OCV: 76  
108  
(49.0)  
AC-225  
K1290  
220/1/50  
225A/25V/15%  
63A  
(1) Except 70 amp setting which can be used continuously for 1 hour.  
Publication E2.30 2/05  
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