Part No. 729-110-040 Rev. 1.41 | June 2016
© 2016 Nelson Stud Welding, Inc. All Rights Reserved.
30
5.3.7 Weld Parameters and Settings
Weld parameters and settings below are developed using Nelson equipment and Nelson studs. It is
recommended to use fasteners from one manufacturer (Nelson studs) to ensure weld consistency
and compatibility.
FACTORY PRESET WELD SETTINGS (DRAWN ARC)
Preset
Stud Size
Current (Amps)
Time (s)
1
3 mm
200
0.150
2
4 mm
280
0.200
3
3/16"
300
0.150
4
5 mm
350
0.230
5
6 mm
410
0.250
6
1/4"
450
0.170
7
7 mm
470
0.300
8
5/16"
500
0.250
9
8 mm
550
0.300
0
3/8"
550
0.320
5.3.8 Parameters for Drawn Arc Procedure
*Assuming a 20 ms short circuit on-time of 20 ms.
Stud Weld Rate
Parameters listed are those used testing and should be used only when considering operating duty cycle.
Stud Size
Time (s)
Current (Amps)
Weld Rate
(Studs Per Minute)
in
mm
3/16”
5 mm
0.150
300
15
1/4”
6 mm
0.170
450
12
5/16”
8 mm
0.250
500
8
3/8”
10 mm
0.330
550
6
Summary of Contents for ArcCharger N550C DOMESTIC
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