Technical data
TIG 18SC WD, -450SC WD
099-011445-EW501
24.06.2021
29
8.2 TIG 18SC WD, -450SC WD
TIG 18 SC
TIG 450 SC
Welding torch polarity
Direct voltage
Normally negative
Guide type
Manually operated
Voltage measurement
113 V (Peak value)
max. Arc striking and volt-
age rating
12 kV
Maximum welding cur-
rent 100 % Duty cycle DC at
40° C (Direct voltage / Alter-
nating voltage)
400 A / 280 A
450 A / 320 A
Switching voltage Push-but-
ton
0,02 - 42 V
Switching current Push-but-
ton
0,01 - 100 mA
Switching capacity Push-
button
max. 1 W
Electrode types
Standard tungsten electrodes
Ambient temperature
-10°C to +40°C
Torch input pressure, cool-
ant
2,5 to 3-5 bar
max. Coolant conductance
250 µS/cm
Cooling capacity
min. 800 W
Diameter
0,5 - 4,0 mm
0.02 – 0.16 inch
1,6 - 4,8 mm
0.06 – 0.19 inch
Protection classification for
the machine connections
(EN 60529)
IP3X
Shielding gas
Shielding gas DIN EN 439
Gas flow
7 - 20 l/min
1.9 – 5.3 gal./min
Hose package length
4, 8 m
157, 314 inch
Operating weight*
1,25 kg
2.76 lb.
1,25 kg
2.76 lb.
Welding torch connection
Decentralised connection / Euro torch connector
Standards used
See declaration of conformity (appliance documents)
Safety marking
* A standard TIG welding torch TIG XXSC WD 5P 2T 4M is available as a reference. The weights of the
other TIG welding torches differ slightly.
