Section 3 − introduction, 1. specifications, 2. volt-ampere curves – Miller Electric 350 VS User Manual
Page 15
OM-2251 Page 11
SECTION 3 − INTRODUCTION
3-1. Specifications
Input
Voltage
Amperage
Range in
Max.
Open-
Circuit
RMS Amps Input at Rated Load Output,
60 Hz 3-Phase at NEMA Load Voltages
and Class I Rating
Input
Power
Rated Output
Voltage
Range in CV Mode
Range in
CC Mode
Circuit
Voltage
208 V
230 V
400 V
460 V
575 V
KVA
KW
3-Phase
350 A at 34
VDC, 60%
Duty Cycle
10−38 V
5−425 A
75 VDC
40.4
36.1
20.6
17.8
14.1
14.2
13.6
1-Phase
300 A at 32
VDC, 60%
Duty Cycle*
60.8
54.6
29.7
25.4
19.9
11.7
11.2
*See Section 3-3 for Duty Cycle Rating.
3-2. Volt-Ampere Curves
217 836-A / 217 837-B
Volt-ampere curves show minimum
and maximum voltage and amper-
age output capabilities of welding
power source. Curves of other set-
tings fall between curves shown.
0
10
20
30
40
50
60
70
80
90
100
0
100
200
300
400
500
50%
75%
100%
25%
0%
AMPERAGE
VOL
TS
A. CC Mode
GTAW
MAX
SMAW
MAX
SMAW
80A
ARC
CONTROL
GTAW
MN
0
10
20
30
40
50
60
70
80
90
100
0
100
200
300
400
500
VOL
TS
B. CV Mode
AMPERAGE
MAX
MIN