A-8
Technical Specifications
POWERTEC 280C, 350C & 420C PRO:
INPUT
Input Power at Rated Output
280C PRO:
12 kVA @ 40% Duty Cycle
350C PRO:
16 kVA @ 40% Duty Cycle
Input Voltage
230 / 400V
±
10%
Three Phase
420C PRO:
21 kVA @ 40% Duty Cycle
Frequency
50 Hertz (Hz)
RATED OUTPUT AT 40°C
Duty Cycle
(
Based on a 10 min. period
)
Output Current
Output Voltage
280C PRO:
40%
60%
100%
280A
230A
175A
28.0 Vdc
25.5 Vdc
22.8 Vdc
350C PRO:
40%
60%
100%
350A
285A
220A
31.5 Vdc
28.2 Vdc
25.0 Vdc
420C PRO:
40%
60%
100%
420A
345A
265A
35.0 Vdc
31.3 Vdc
27.3 Vdc
OUTPUT RANGE
Welding Current Range
Maximum Open Circuit Voltage
280C PRO:
30A - 280A
280C PRO:
39 Vdc
350C PRO:
30A - 350A
350C PRO:
42 Vdc
420C PRO:
30A - 420A
420C PRO:
49 Vdc
RECOMMENDED INPUT CABLE AND FUSE SIZES
Fuse or Circuit Breaker Size
Input Power Cable
280C PRO:
32A (for 230V) Superlag
20A (for 400V) Superlag
280C PRO:
4 Conductor, 4mm
2
350C PRO:
40A (for 230V) Superlag
25A (for 400V) Superlag
350C PRO:
4 Conductor, 4mm
2
420C PRO:
63A (for 230V) Superlag
32A (for 400V) Superlag
420C PRO:
4 Conductor, 6mm
2
PHYSICAL DIMENSIONS
Weight
280C PRO:
142 kg
350C PRO:
147 kg
420C PRO:
157 kg
Height
910 mm
Width
565 mm
700 mm
(water version)
Length
1030 mm
420C PRO:
(water)
183 kg
Operating Temperature
-10°C to +40°C
Storage Temperature
-25°C to +55°C