OM-233 381 Page 9
SECTION 3 − INSTALLATION
3-1.
Specifications
Model
Rated Welding
Output
Ampere
Range
DC
Max
Open-Circuit
Voltage DC
IP
Rating
Amperes Input at
Rated Load Output,
50/60 Hz, Three-Phase
KVA/KW
Weight
Dimensions
(mm)
L x W x H
DC
Voltage DC
230 V
380 V
400 V
520 V
L x W x H
253
220 A @
29 Volts DC,
35% Duty Cycle
30-220 A
59-66 V
IP22
36 A
−−
21 A
−−
14.6/12
80 kg
980 x 410 x 650
343
320 A @
32.8 Volts DC,
35% Duty Cycle
50-320 A
68 V
IP22
55 A
32 A
32 A
23 A
22/18
105 kg
980 x 410 x 650
403
400 A @
36 Volts DC,
35% Duty Cycle
60-400 A
66-73 V
IP22
73 A
−−
42 A
−−
28/23
115 kg
980 x 410 x 650
443
420 A @
36.8 Volts DC,
45% Duty Cycle
60-420 A
78 V
IP22
80 A
47 A
47 A
34 A
32/26
175 kg
1150 x 520 x 730
3-2.
Volt-Ampere Curves
The volt-ampere curves show the
normal minimum and maximum
voltage and amperage output capa-
bilities of the unit.
Model 443
Model 343
Model 253
Model 403
80
60
40
20
0
0
50
100 150
200
250 300
350
400 450
80
60
40
20
0
0
50
100 150
200
250 300
350
400 450
DC VOLTS
DC AMPERES
DC VOLTS
DC AMPERES
80
60
40
20
0
0
50
100 150 200 250 300
350 400 450
80
60
40
20
0
0
50
100 150 200 250 300 350 400 450
DC VOLTS
DC AMPERES
DC VOLTS
DC AMPERES
