Part No. 729-110-040 Rev. 1.41 | June 2016
© 2016 Nelson Stud Welding, Inc. All Rights Reserved.
9
1.5
N550c Arc Charger™ Technical Data
N550c Arc Charger
™
Domestic
Export
Input Voltage (V)
115
230
Input Current (A)*
16
8
Input Line Frequency (Hz)
60
50/60
Weight (welder only)
86 lbs (39 kg)
Dimensions (L x W x H)
28.0
″
x 11.3
″
x 17.9
″
(711 mm x 287 mm x 455 mm)
Weld Rate
(studs/min)
Drawn Arc
3/8
″
Pitch
6
3/16
″
15
Short Cycle
1500A, 50ms
12
1000A, 100ms
10
800A, 200ms
6
Maximum Stud Diameter
Steel/Stainless
3/8
″
Pitch (M8)
Aluminum
3/8
″
Pitch (M8)
Maximum Weld
Settings
Drawn Arc
550A, 320ms
Short Cycle
Note: Arc Charger SC Units Only
These power units allow higher current for a
shorter time. They lower time setting accordingly
as current is increased per unit’s capabilities.
1000A, 100ms
1100A, 90ms
1200A, 80ms
1300A, 70ms
1400A, 60ms
1500A, 50ms
Power Cord
9 ft (2.75 m)
Input Power Connection*
Standard 120/220 VAC
3-Prong, Grounded
IEC Type E Plug,3-Conductor, Grounded
Idle Power (W)
25 Max
Display
Touch Pad w/ Graphical Diagnostics
Operating Temperature
32°F to 104°F (0°C to +40°C)
Storage Temperature
-4°F to +140°F (-20°C to +60°C)
Relative Air Humidity
0% to 50% at 104
o
F (40
o
C)
0% to 90% at 68
o
F (20
o
C)
*Input current is a function of the weld rate, which is largely dependent upon the user application. Adjustments to charge current are
described later within this document.
Summary of Contents for ArcCharger N550C DOMESTIC
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