Tetrix 551 Ac/Dc Aw - EWM Tetrix 451 AC/DC AW FW Operating Instructions Manual

Technical data

Tetrix 551 AC/DC AW

8.3 Tetrix 551 AC/DC AW
Welding current
Welding voltage
Duty cycle at 40 °C
Load cycle
Open circuit voltage (DC)
Mains voltage (tolerances)
Frequency
Mains fuse (safety fuse, slow-blow)
Mains connection lead
Max. connected load
Recommended generator rating
cos/efficiency
Insulation class/protection classification
Ambient temperature
Machine/torch cooling
Cooling capacity at 1 l/min.
Max. flow rate
Max. coolant outlet pressure
Max. tank capacity
Workpiece lead < 5 m
Workpiece lead > 5 m
Dimensions L/W/H [mm]
Weight
EMC class
Safety identification
Harmonised standards used
1
Ambient temperature dependent on coolant! Observe the coolant temperature range of the torch cooling
122
TIG
5 A–550 A
10.2 V–32.0 V
550 A (60% DC)
420 A (100% DC)
10 min. (60% DC 6 min. welding, 4 min. pause)

3 x 400 V (–25% to +20%)
50/60 Hz
3 x 25 A
H07RN-F4G6
22.2 kVA
39.8 kVA
0.99/85%
H/IP 23
–25 C to +40 C
Fan/gas or water
1500 W
5 l/min.
3.5 bar
95 mm
95 mm
1085 mm x 680 mm x 1204 mm
42.7 inch x 26.8 inch x 47.4 inch
184.5 kg
405.7 lb
see declaration of conformity (machine documentation)
MMA
20.2 V–42.0 V
79 V
3 x 32 A
29.5 kVA
1
12 l
2
2
A
/ /
099-000115-EW501
20.11.2017