Fronius VarioStar 1500 - Technical Data; Special Voltages; Power Source VST 1500;2500;2500 CSA

31
EN
Technical data
NOTE! Inadequately dimensioned electrical installations can lead to serious
damage. The mains lead, and its fuse protection, must be dimensioned accor-
dingly. The technical data shown on the rating plate shall apply.
VST 1500 VST 2500 VST 2500 CSA
Mains voltage 1x230 V 3x230/400 V 1x208/230/400/
460 V
Mains voltage tolerance +/- 10 % +/- 10 % +/- 10 %
Power frequency 50/60 Hz 50/60 Hz 50/60 Hz
Mains fuse protection
(slow-blow) 16 A 16 A 40 A
Primary continuous current
(100 % on time) 9.6 A 5.3 A (400 V) 21.8 A
Primary continuous power
(100 % on time) 2.3 kVA 3.5 kVA 4,90 kVA
Cos phi 0.89 (140 A) 0.95 (250 A) 0.88 (250 A)
Efficiency 74 % (70 A) 75 % (130 A) 77 % (150 A)
Welding current range 30 - 140 A 25 - 250 A 6 - 250 A
Welding current at 10 min/25°C (77°F)
22 % d.c. 140A - -
35 % d.c. - 250 A 250 A
60 % d.c. 85 A 185 A 200 A
100 % d.c. 65 A 140 A 170 A
Welding current at 10 min/40°C (104°F)
18 % on time 140 A - -
27 % d.c. - 250 A -
30 % d.c. - - 250 A
60 % d.c. 80 A 160 A 180 A
100 % d.c. 55 A 130 A 150 A
Welding voltage range 15.5 - 21.0 V 15.3 - 26.5 V 14.3 - 26.5 V
Open-circuit voltage 34 V 38 V 40 V
Number of switch stages 6 10 10
Choke draw-offs 1 (2 for CO2) 1 (2 for CO2) 1
Protection IP 21 IP 21 IP 21
Marks of conformity CE, CSA CE CE, CSA
Safety S S S
Dimensions lxwxh 800x380x680mm 800x380x680mm 800x380x680mm
31.5x15x26.8 in. 31.5x15x26.8 in. 31.5x15x26.8 in.
Weight 60.5 kg 74 kg 89 kg
133.4 lb. 163.2 lb. 196.3 lb.
Special voltages
Power source
VST 1500/2500/
2500 CSA