EWM Tetrix 351 - Technical Data - Tetrix 351 AC;DC AW; Technical Specifications for Tetrix 351 AC;DC AW

Technical data
Tetrix 351 AC/DC AW
099-000115-EW501
17.06.2015
129
8 Technical data
Performance specifications and guarantee only in connection with original spare and
replacement parts!
8.1 Tetrix 351 AC/DC AW
TIG
MMA
Welding current
5 A–350 A
Welding voltage (TIG)
10.2 V–24 V
20.2 V–34 V
Duty cycle at 25 °C
80% DC
350 A
100% DC
320 A
Duty cycle at 40 °C
60% DC
350 A
100% DC
320 A
Load cycle
10 min. (60% DC

6 min. welding, 4min. pause)
Open circuit voltage (DC)
100 V
Mains voltage (tolerances)
3 x 400 V (-25% to +20%)
Frequency
50/60 Hz
Mains fuse
(safety fuse, slow-blow)
3 x 20 A
Mains connection lead
H07RN-F4G6
Max. connected load (TIG)
10.6 kVA
Max. connected load (MMA)
15.4 kVA
Recommended generator rating
20.8 kVA
cos/efficiency
0.99/85%
Insulation class/protection
classification
H/IP 23
Ambient temperature*
-25 C to +40 C
Machine/torch cooling
Fan/water
Cooling capacity at 1 l/min
1500 W
Max. flow rate
5 l/min
Max. coolant outlet pressure
3.5 bar
Max. tank capacity
12 l
Workpiece lead < 5 m
70 mm
2
Workpiece lead > 5 m
70 mm
2
Dimensions L/W/H [mm]
1100 x 680 x 1000
Weight
135 kg
EMC class
A
Constructed to standard
IEC 60974-1, -2, -3, -10;
;
*Ambient temperature depends on coolant! Observe the coolant temperature range for the
welding torch cooling!