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ESAB

Heliarc 281i/283i/353i AC/DC

Specifications


Dimensions

Heliarc 281i AC/DC

Height 24.4 in.
Length 23.6 in.
Width 11.8 in.

Heliarc 283i AC/DC

Height 24.4 in.
Length 23.6 in.
Width 11.8 in.

Heliarc 353i AC/DC

Height 24.4 in.
Length 23.6 in.
Width 11.8 in.

Input Ratings

Heliarc 281i AC/DC Input Voltage

Frequency Hz 50/60 Hz
Phases 1
VAC 208/240 VAC

Heliarc 283i AC/DC Input Voltage

Frequency Hz 50/60 Hz
Phases 3
VAC 460 VAC

Heliarc 353i AC/DC Input Voltage

Frequency Hz 50/60 Hz
Phases 3
VAC 460 VAC

Output Ratings

(Heliarc 281i AC/DC) Maximum output, TIG

Duty Cycle 100 %
Output Current AC 250 A
Duty Cycle 60 %
Output Current AC 270 A
Duty Cycle 50 %
Output Current AC 280 A

(Heliarc 281i AC/DC) Maximum output, Stick

Duty Cycle 100 %
Output Current AC 200 A
Duty Cycle 60 %
Output Current AC 220 A
Duty Cycle 40 %
Output Current AC 250 A

(Heliarc 283i AC/DC) Maximum output, TIG

Duty Cycle 100 %
Output Current AC 280 A

(Heliarc 283i AC/DC) Maximum output, Stick

Duty Cycle 100 %
Output Current AC 220 A
Duty Cycle 60 %
Output Current AC 240 A
Duty Cycle 40 %
Output Current AC 280 A

(Heliarc 353i AC/DC) Maximum output, TIG

Duty Cycle 100 %
Output Current AC 280 A
Duty Cycle 60 %
Output Current AC 300 A
Duty Cycle 45 %
Output Current AC 350 A

(Heliarc 353i AC/DC) Maximum output, Stick

Duty Cycle 100 %
Output Current AC 220 A
Duty Cycle 60 %
Output Current AC 240 A
Duty Cycle 20 %
Output Current AC 250 A

Power Specifications

Model Heliarc 281i AC/DC Heliarc 283i AC/DC Heliarc 353i AC/DC
AC Balance 10-90 % 10-90 % 10-90 %
Enclosure Class IP 21 IP 21 IP 21
Open Circuit VAC High 75 VAC 75 VAC 75 VAC
Open Circuit VDC High 75 VDC 75 VDC 75 VDC
Power Factor Maximum Current 0.80 % 0.75 % 0.80 %
Setting Range MMA/DC (A) 4-250 A 4-280 A 4-350 A
Setting Range TIG/DC (A) 4-280 A 4-280 A 4-350 A

Specifications

Model Heliarc 281i AC/DC Heliarc 283i AC/DC Heliarc 353i AC/DC
Application Classification S S S
Gas post flow 0.1-30 sec 0.1-30 sec 0.1-30 sec
Gas pre flow 0.1-2.5 sec 0.1-2.5 sec 0.1-2.5 sec

Weight

Heliarc 281i AC/DC

Weight 110 lb

Heliarc 283i AC/DC

Weight 110 lb

Heliarc 353i AC/DC

Weight 110 lb
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