OM-257 798 Page 14
SECTION 4 − SPECIFICATIONS
4-1. Serial Number And Rating Label Location
The serial number and rating information for this product is located on the back. Use rating label to determine input power requirements and/or rated
output. For future reference, write serial number in space provided on back cover of this manual.
4-2. 350 Model Specifications
. Do not use information in unit specifications table to determine electrical service requirements. See Sections 5-8 and 5-9 for information on con-
necting input power.
Input
Power
Rated
Welding
Output
Voltage
Range
CV Mode
Amperage
Range
CC Mode
Max
Open
Circuit
Voltage
DC
Amperes Input At Rated Load Output 60 Hz,
Three-Phase
Input
kVA
Input
KW
230 V 380 V 400 V 460 V 575 V
Three
Phase
350 A @
34 V DC,
100%
Duty
Cycle
10-44 V 20-400 A 75 36.7
(0-1A*)
21.8
(0-1A*)
20.8
(0-1A*)
18.8
(0-1A*)
14.6
(0-1A*)
14.4
(0.8*)
13.8
(0.17*)
*While idling; Input amperage fluctuates while idling and is always less than one Ampere. Use one Ampere for power efficiency calculations.
4-3. 500 Model Specifications
. Do not use information in unit specifications table to determine electrical service requirements. See Sections 5-8 and 5-9 for information on con-
necting input power.
Input
Power
Rated
Welding
Output
Voltage
Range
CV Mode
Amperage
Range
CC Mode
Max
Open
Circuit
Voltage
DC
Amperes Input At Rated Load Output 60 Hz,
Three-Phase
Input
kVA
Input
KW
230 V 380 V 400 V 460 V 575 V
Three
Phase
500 A @
40 V DC,
100%
Duty
Cycle
10-44 V 20-600 A 75 58.7
(0-1A*)
34.9
(0-1A*)
33.2
(0-1A*)
28.9
(0-1A*)
23.3
(0-1A*)
23.1
(0.8*)
21.9
(0.17*)
*While idling; Input amperage fluctuates while idling and is always less than one Ampere. Use one Ampere for power efficiency calculations.