Lincoln Electric IDEALARC AC-1200 User manual

Submerged Arc
Processes
AC-1200
Order
Advantage Lincoln NA-4, LT-56
Recommended Wire Feeders
K1276 AC-1200 460/1/60
K1382 AC-1200 440/1/50/60
K1382-1 AC-1200 380/1/50/60
K1382-2 AC-1200 415/1/50/60
• Scott connection taps standard for two AC welding
heads operated in tandem
• Rheostat adjusts the output settings while welding or
at idle
• Three output studs with overlapping ranges
• ±10% input line voltage compensation for maintain-
ing weld consistency
• Thermostatic protection from current overload and
excessive temperatures
• Terminal strip for remote control and wire connec-
tions and output studs for welding cables
• Fuse protected control circuit and 115V AC auxiliary
power circuit
• Solid state circuitry provides extra long life for
repetitive welding applications
• Removable side panels for easy access to internal
parts
• Windings and rectifiers protected against moisture and
corrosive environments
• UL listed
• Three year warranty on parts and labor
• Manufactured under a quality system certified to
ISO 9001 requirements
www.lincolnelectric.com
E5.70 8/02
MULTI-PROCESS WELDERS
AC
CC
1
PHASE
Description
The AC-1200 is the industry’s leading power source for AC
submerged arc welding. It is a power source that you can
count on day-in and day-out to provide proven performance.
The AC-1200 produces outstanding arc characteristics and is
specifically designed for operation with Lincoln’s NA-4
automatic wire feeder.
Technical Specifications
Dimensions
Product Product Rated Output(1) Input Current @ H x W x D Net Weight
Name Number Input Po er Current/Voltage/Duty Cycle Rated Output Output Range in.(mm) lbs.(kg)
AC-1200
K1276
K1382
K1382-1
K1382-2
460/1/60
440/1/50/60
380/1/50/60
415/1/50/60
1200A/44V/100%
182A
190A
220A
201A
60HZ:
200-1500A
50HZ:
240-1500A
53.5(2) x 22 x 38
(1360(2) x 560 x 970)
1570
(712)
(1) NEMA Class I Rated Output / Based on a 10 min. period.
(2) Add 3. 9 in (93.7mm) for lift hook.
Automatic Submerged Arc Welding Power Source

AC-1200 460/1/60 K1276
AC-1200 440/1/50/60 K1382
AC-1200 380/1/50/60 K1382-1
AC-1200 415/1/50/60 K1382-2
Recommended Wire Feeders
NA-4 See Publication E9.10
LT-56 See Publication E9.80
TOTAL:
A Closer Look
Custome Assistance Policy
The business of The Lincoln Elect ic Company is manufactu ing and selling high quality welding equipment, consumables, and cutting equipment. Ou challenge is to meet the needs of ou custome s
and to exceed thei expectations. On occasion, pu chase s may ask Lincoln Elect ic fo advice o info mation about thei use of ou p oducts. We espond to ou custome s based on the best info mation
in ou possession at that time. Lincoln Elect ic is not in a position to wa ant o gua antee such advice, and assumes no liability, with espect to such info mation o advice. We exp essly disclaim any
wa anty of any kind, including any wa anty of fitness fo any custome ’s pa ticula pu pose, with espect to such info mation o advice. As a matte of p actical conside ation, we also cannot assume
any esponsibility fo updating o co ecting any such info mation o advice once it has been given, no does the p ovision of info mation o advice c eate, expand o alte any wa anty with espect to
the sale of ou p oducts.
Lincoln Elect ic is a esponsive manufactu e , but the selection and use of specific p oducts sold by Lincoln Elect ic is solely within the cont ol of, and emains the sole esponsibility of the custome .
Many va iables beyond the cont ol of Lincoln Elect ic affect the esults obtained in applying this type of fab ication methods and se vice equi ements.
THE LINCOLN ELECTRIC COMPANY
22801 St. Clair Ave., Cleveland, OH 44117-1199 • 216.481.8100 • www.lincolnelectric.com
Typical AC-1200 output characteristic curves.
The current control set for Maximum and
Minimum on the three ranges are shown.
The AC-1200 is specifically designed for operation
with the NA-4 automatic wire feeder.
AC-1200 Order Form
PRODUCT DESCRIPTION ORDER NUMBER QUANTITY PRICE