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ESAB

Heliarc 281i & 353i AC/DC

Dimensions

Model All models
Height 24.4 in.
Length 23.6 in.
Width 11.8 in.

Input Ratings

Model 281i AC/DC 353i AC/DC
Frequency Hz 50/60 Hz 50/60 Hz
Phases 1 3
VAC 208/240 VAC 460 VAC

Output Ratings

Model Conditional Statement Duty Cycle Output Current AC
281i AC/DC Max output, TIG 100 % 250 A
281i AC/DC Max output, TIG 60 % 270 A
281i AC/DC Max output, TIG 50 % 280 A
281i AC/DC Max output, Stick 100 % 200 A
281i AC/DC Max output, Stick 60 % 220 A
281i AC/DC Max output, Stick 40 % 250 A
353i AC/DC Max output, TIG 100 % 280 A
353i AC/DC Max output, TIG 60 % 300 A
353i AC/DC Max output, TIG 45 % 350 A
353i AC/DC Max output, Stick 100 % 220 A
353i AC/DC Max output, Stick 60 % 240 A
353i AC/DC Max output, Stick 20 % 250 A

Power Specifications

Model 281i AC/DC 353i AC/DC
AC Balance 10-90 % 10-90 %
Enclosure Class IP 21 IP 21
Open Circuit VAC High 75 VAC 75 VAC
Open Circuit VDC High 75 VDC 75 VDC
Power Factor Maximum Current 80 % 80 %
Setting Range MMA/DC (A) 4-250 A 4-350 A
Setting Range TIG/DC (A) 4-280 A 4-350 A

Specifications

Model All Models
Application Classification S
Gas post flow 0.1-30 sec
Gas pre flow 0.1-2.5 sec

Weight

All models

Weight 110 lb
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