Technical data
Tetrix 300 DC
70
099-000125-EW501
29.9.2022
8
Technical data
Performance specifications and guarantee only in connection with original spare and replacement
parts!
8.1 Tetrix 300 DC
TIG
MMA
Welding current (I
2
)
5 A to 300 A
Welding voltage according to standard (U
2
)
10,2 V to 22,0 V
20,2 V to 32,0 V
Duty cycle DC at 40° C
[1]
300 A (60 %)
250 A (100 %)
Open circuit voltage (U
0
)
98 V
Mains voltage (Tolerance)
3 x 400 V (-25 % to +20 %)
Frequency
50/60 Hz
mains fuse
[2]
3 x 16 A
Mains connection cable
H07RN-F4G2,5
max. Connected load (S
1
)
8,3 kVA
12,1 kVA
Rec. Generator rating
16,3 kVA
Cos φ / efficiency
0,99 / 88 %
Protection class
Ⅰ
Overvoltage category
Ⅲ
Contamination level
3
Insulation class / protection classification
H / IP 23
Residual current circuit breaker
Type B (recommended)
Noise level
[3]
<70 dB(A)
Ambient temperature
-25 °C to +40 °C
Machine cooling
Fan (AF)
Torch cooling
gas
Workpiece lead (min.)
50 mm
2
EMC class
A
Test mark
/ / /
Standards used
See declaration of conformity (appliance documents)
Dimensions (l x b x h)
536 x 231 x 382 mm
21.1 x 9.1 x 15 inch
Weight
29 kg
63.9 lb.
[1]
Load cycle: 10 min. (60 % DC
≙
6 min. welding, 4 min. pause)
[2]
Safety fuses are recommended DIAZED xxA gG. When using automatic cutouts, the "C" trigger chara-
cteristic must be used.
[3]
Noise level during idle mode and operation under standard load according to IEC 60974
‑
1 at the maxi-
mum operating point.
