Section 2 - Specifications; Specifications; Duty Cycle And Overheating - Bernard CLEAN AIR SERIES Owner's Manual

2-1 Specifications

2-2 Duty Cycle and Overheating

SECTION 2 - SPECIFICATIONS

Fume Extraction MIG Welding Gun
300 amp gun feeds maximum wire size of 5/64"
Duty Cycle Rating:
100%: 300 Amp with
60%: 300 Amp with Mixed Gases
400 amp gun feeds maximum wire size of 5/64"
Duty Cycle Rating:
100%: 400 Amp with
60%: 400 Amp with Mixed Gases
500 amp gun feeds maximum wire size of 3/32"
Duty Cycle Rating:
100%: 500 Amp with
60%: 500 Amp with Mixed Gases
600 amp gun feeds maximum wire size of 1/8"
Duty Cycle Rating:
100%: 600 Amp with
60%: 600 Amp with Mixed Gases
100% Duty Cycle At Following Amperages:
300 amp with CO Shielding Gas
2
400 amp with CO Shielding Gas
2
500 amp with CO Shielding Gas
2
600 amp with CO Shielding Gas
2
Continuous Welding
0
Minutes
Shielding gas
CO
2
Shielding gas
CO
2
Shielding Gas
CO
2
Shielding Gas
CO
2
Duty Cycle is percentage of 10 minutes that
unit can weld at rated load without
overheating.
Using mixed gases other than CO
duty cycle ratings 10-50% depending on
gas mixture and welding parameters.
15
OR
Reduce Duty Cycle
reduces
2
A or V
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