OM-277115 Page 12
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. Software Licensing Agreement
The End User License Agreement and any third-party notices and terms and conditions pertaining to third-party software can be found at
https://www
.millerwelds.com/eula
and are incorporated by reference herein.
4-3. 350 Model Specifications
. Do not use information in unit specifications table to determine electrical service requirements. See Sections 5-10 and 5-11 for information on
connecting input power.
. This equipment will deliver rated output at an ambient air temperature up to 1045F ( 405C).
Input
Power
Rated Welding Output
Amperage
Range
CC Mode
Voltage
Range
CV Mode
Maximum
Open-
Circuit
Voltage
Amperes Input
At Rated Load
Output 50/60 Hz,
Three-Phase
KVA KW
380 V 400 V 380 V 400 V 380 V 400 V
Three
Phase
350 A @ 34 V DC,
100% Duty Cycle
20-400 A 10-44 V 75 21.8
(0-1A*)
20.8
(0-1A*)
14.4
(0.8*)
14.4
(0.8*)
13.8
(0.17*)
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.
4-4. 500 Model Specifications
. Do not use information in unit specifications table to determine electrical service requirements. See Sections 5-10 and 5-11 for information on
connecting input power.
. This equipment will deliver rated output at an ambient air temperature up to 1045F ( 405C).
Input
Power
Rated Welding Output
Amperage
Range
CC Mode
Voltage
Range
CV Mode
Maximum
Open-
Circuit
Voltage
Amperes Input
At Rated Load
Output 50/60 Hz,
Three-Phase
KVA KW
380 V 400 V 380 V 400 V 380 V 400 V
Three
Phase
500 A @ 40 V DC,
100% Duty Cycle
20-600 A 10-44 V 75 34.9
(0-1A*)
33.2
(0-1A*)
23.1
(0.8*)
23.1
(0.8*)
21.9
(0.17*)
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.