Technical Data; General; Gas-Cooled Welding Torch - Mtg 250I, 320I, 400I, 550I - Fronius MTG Series Operating Instructions Manual

Technical data

General

Voltage measurement (V-Peak):
-
-
Torch trigger technical data:
-
-
The torch trigger may only be operated in accordance with the technical data.
The product conforms to the requirements of IEC 60974-7 / - 10 Class A.
Gas-cooled weld-
ing torch - MTG
I (ampere) 10 min/40° C
250i, 320i, 400i,
M21+C1 (EN 439)
550i
* D.C. = Duty cycle
I (ampere) 10 min/40° C
C1 (EN 439)
I (ampere) 10 min/40° C
M21 (EN 439)
I (ampere) 10 min/40° C
M21+C1 (EN 439)
* D.C. = Duty cycle
50
for manually-operated welding torches: 113 V
for mechanically-driven welding torches: 141 V
U = 50 V
max
I = 10 mA
max
[mm (in.)]
Ø
[m (ft.)]
[mm (in.)]
Ø
[m (ft.)]
MTG 250i MTG 320i
40 % D.C.* 250 40 % D.C.* 320
60 % D.C.* 200 60 % D.C.* 260
100 % D.C.* 170 100 % D.C.* 210
0.8-1.2 0.8-1.6
(0.032-0.047) (0.032-0.063)
3.5 / 4.5 (12 / 15) 3.5 / 4.5 (12 / 15)
MTG 550i
30 % D.C.* 550
30 % D.C.* 520
60 % D.C.* 420
100 % D.C.* 360
1.2-1.6
(0.047-0.063)
3.5 / 4.5 (12 / 15)
MTG 400i
40 % D.C.* 400
60 % D.C.* 320
100 % D.C.* 260
0.8-1.6
(0.032-0.063)
3.5 / 4.5 (12 / 15)