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OM-2223 Page 11
SECTION 3 − DEFINITIONS
3-1. Symbol Definitions
A
Amperage
V
Voltage
Hz
Hertz
Direct Current
(DC)
Alternating Current
(AC)
Panel/Local Line Connection Three Phase
Output On Voltage Input Off
Submerged Arc
Welding (SAW)
Read Operator’s
Manual
Remote
X
Duty Cycle
Percent
U
0
Rated No-Load
Voltage (Average)
U
1
Rated Supply
Voltage
Circuit Breaker
U
2
Conventional Load
Voltage
I
2
Rated Welding
Current
Protective Earth
(Ground)
I
1max
Rated Maximum
Supply Current
I
1eff
Maximum Effective
Supply Current
3-Phase Power
Source With
AC/DC Output
Temperature
Ventilating And Air
Circulating Fan
Increase
IP
Degree Of
Protection
Air Carbon Arc
Cutting (CAC-A)
Shielding Metal Arc
Welding (SMAW)
Gas Metal Arc
Welding GMAW)
SECTION 4 − INSTALLATION
4-1. Specifications
Model
Rated Welding
Output
Amperage/Voltage
Range DC
Max
OCV−DC
Amperes Input at Rated Load
Output,
60 Hz, Three-Phase
Output
Range DC
OCV DC
230 V 460 V 575 V KVA KW
1000 Amp
1000 A @ 44
Volts DC 100%
100 − 1250 A In CC
Mode
66 VDC
**
180
5
.
8
*
90
2.
9
*
72
2.4*
73
3
.2*
53
0
.
5
*
1000 A
mp
V
o
l
ts
DC
,
100%
Duty Cycle
10 − 60 V In CV
Mode
66 VDC**
5
.
8*
2
.
9*
2
.
4*
3
.
2*
0
.
5*
*While idling
**Open-circuit voltage is 26 volts dc if unit is equipped with optional low open-circuit voltage.