Fronius TransTig 1700, Operating Instructions Manual

Page: 61 / 124

TIG welding
Safety
WARNING!
Danger from incorrect operation.
Possible serious injury and damage to property.
▶
Do not use the functions described here until you have read and completely
understood these Operating Instructions.
▶
Do not use the functions described here until you have fully read and under-
stood all of the Operating Instructions for the system components, in partic-
ular the safety rules!
WARNING!
An electric shock can be fatal.
If the power source is connected to the mains electricity supply during installa-
tion, there is a high risk of very serious injury and damage.
▶
Before carrying out any work on the device make sure that the power source
mains switch is in the "O" position
▶
Before carrying out any work on the device make sure that the power source
is unplugged from the mains
Welding para-
meters
Starting current I
S
Unit %
Setting range 0 - 200% of main current I
1
Factory setting 35 AC, 50 DC
The starting current I
S
is saved separately for the "TIG AC welding" and
"TIG DC welding" modes.
Main current I
1
Unit A
Setting range MW 1700 Job...... 3 - 170 -
MW 2200 Job...... 3 - 220 TT 2200 Job ... 3 - 220
MW 2500 Job...... 3 - 250 TT 2500 Job ... 3 - 250
MW 3000 Job...... 3 - 300 TT 3000 Job ... 3 - 300
MW 4000 Job...... 3 - 400 TT 4000 Job ... 3 - 400
MW 5000 Job...... 3 - 500 TT 5000 Job ... 3 - 500
Factory setting -
IMPORTANT!
On welding torches with the Up/Down function, the entire set-
ting range can be selected while the device is idling. During welding, the main
current can be corrected in steps of +/-20 A.
61
EN