Lincoln Electric K278-1 User Manual
42
VAC
Spreadarc™Oscillator
115
VAC
Automatic Welding Head Oscillator
The Spreadarc™is designed to oscillate an automatic
welding head for continuous welding at high duty cycles.
The Spreadarc™is compatible with the NA-3, NA-4, NA-5
and Power Feed™10A Lincoln®automatic welding heads
a
nd ideal for hardfacing applications.
T
he operator can set the oscillation travel speeds
and dwell times at either end of the stroke to provide
smoother bead edges through a digital control panel
on the front of the machine. Additionally, the jog mode
allows the operator to position the welding nozzle in
the correct starting location for a particular weld seam.
Processes
MIG, Flux-Cored, Submerged Arc, Hardfacing
AUTOMATIC WIRE FEEDERS
Input
or
Advantage Lincoln
• Arc length remains constant during oscillation to provide a more
uniform penetration.
• Dwell timers provide delay periods a
smoother bead edges.
• The oscilation travel speed of the arc is uniform across the bead.
• Bright, digital displays and LEDs.
• Rugged 24VDC right angle gear motor.
• Heavy duty push buttons for everyday industrial use.
• Jog feature for positioning nozzle before welding procedure begins.
• Three-year warranty on parts and labor.
Product
Name
Spreadarc™ Oscilla
Product Input Distance Load H x W x D Speed Dwell Weight
Number Power in. (mm) lbs. (kg) in (mm) IPM (m/s) Time lbs (kg)
K278-1
tor
t the end-points of the stroke for
TECHNICAL SPECIFICATIONS
Oscillating
AC/1/50/60,
42V
AC//1/50/60 1A
115V
3A
or
0.25-4 (0-100)
Maximum Dimensions Oscillation Net
65 (29.5)
13.7 x 17.8 x 12.6 10 -150 0.0 - 4.0 65
(348 x 450 x 320) (0.25-3.8) seconds (29.5)
Publication E9.50 09/06
www.lincolnelectric.com
A CLOSER LOOK
Key Controls
A ) Digital Display
B) Adjust Switch
C) Jog Switch
D) Stop Button
E ) Start Button
F ) On/Off Switch
G) Select Switch
H) LED Mode Indicators
A
H
G
B
C
D
CONTROL CABLE EXTENSION
Cable Type Description
F
Unit Includes
• Spreadarc Controller
E
• 115 VAC to 42 VAC Transformer Kit
eeder Control Cable Extension
Wire F
K1797-10 - 10 ft. (3.0 m)
(1)
14 PIN MS-Type connector
• 10 ft. (3 m) control cable (14 PIN) (connects to power source).
K1797-25 - 25 ft. (7.6 m)
K1797-50 - 50 ft. (15.2 m)
K1797-100 - 100 ft.
(1)
Included with unit.
(30.4 m)
SPREADARC™OSCILLATOR ORDER FORM
PRODUCT DESCRIPTION ORDER NUMBER QUANTITY PRICE
SPREADARC™OSCILLATOR K278-1
RECOMMENDED AUTOMATIC WELDING HEADS
NA-3, -4
NA-5 See publication E9.30
Power Feed™10A See publication E9.165
RECOMMENDED OPTIONS
Control Cable Extension (14 Pin to 14 Pin MS-Type Connection)
10 ft. (3.0 m)
25 ft. (7.6 m) K1797-25
50 ft. (15.2 m) K1797-50
100 ft. (30.4 m) K1797-100
See publication E9.10
K1797-10
TOTAL:
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, pur
to our customers based on the best information in our possession at that time. Lincoln Electric is not in a position to warrant or guarantee such advice, and assumes no liability,
with respect to such information or advice. We expressly disclaim any warranty of any kind, including any warranty of fitness for any customer’s particular purpose, with respect to
mation or advice. As a matter of practical consideration, we also cannot assume any r
such infor
been given, nor does the provision of information or advice create, expand or alter any warranty with respect to the sale of our products.
, but the selection and use of specific pr
Lincoln Electric is a r
of the customer. Many variables beyond the control of Lincoln Electric affect the results 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.
esponsive manufactur
er
chasers may ask Lincoln Electric for advice or infor
esponsibility for updating or cor
oducts sold by Lincoln Electric is solely within the contr
THE LINCOLN ELECTRIC COMP
mation about their use of our pr
ecting any such infor
r
ol of, and r
ANY
oducts. We respond
mation or advice once it has
emains the sole responsibility
22801 St. Clair Ave., Cleveland, OH 44117-1199 • 216.481.8100 • www.lincolnelectric.com
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