TM-944 Page 3
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SECTION 2 − SPECIFICATIONS
2-1.
Specifications
A. 115 VAC Model
Rated Welding
Output
Amperage
Range
Maximum Open-
Circuit Voltage
DC
Amperes Input at
Rated Load Output
115 V, 60 Hz, Single-
Phase
KVA
KW
Weight
W/ Gun
Overall
Dimensions
90 A @ 19 Volts DC,
20% Duty Cycle
63 A @ 21 Volts DC,
20% Duty Cycle*
30 − 135
28
20
15*
2.90
2.20*
2.50
1.77*
55 lb
(25 kg)
Length: 18-7/8 in
(479 mm)
Width: 10-5/8 in
(270 mm)
Height: 12-3/8 in
(314 mm)
Wire Type
Solid/
Stainless
Flux Cored/
Aluminum
Wire Feed Speed Range
Wire Type
And Dia
.024 − .030 in
(0.6 − 0.8 mm)
.030 − .035 in
(0.8 − 0.9 mm)/
.030
(0.8 mm)
370 − 840 IPM (9.2 − 21.8 m/min) At No Load
50 − 800 IPM (1.3 − 20.3 m/min) Feeding Wire
* CSA Rating
B. 230 VAC Model
Rated Welding
Output
Amperage
Range
Maximum Open-
Circuit Voltage
DC
Amperes Input at
Rated Load Output
230 V, 50/60 Hz,
Single-Phase
KVA
KW
Weight
W/ Gun
Overall
Dimensions
130 A @ 20 Volts
DC, 30% Duty Cycle
At 60 Hz Input − 20%
Duty Cycle At 50 Hz
Input
30 − 175
30
19.5
4.60
3.75
65 lb
(29.5 kg)
Length: 18-7/8 in
(479 mm)
Width: 10-5/8 in
(270 mm)
Height: 12-3/8 in
(314 mm)
Wire Type
Solid/
Stainless
Flux Cored/
Aluminum
Wire Feed Speed Range
Wire Type
And Dia
.024 − .035 in
(0.6 − 0.9 mm)
.030 − .045 in
(0.8 − 1.2 mm)/
.030 − .035 in
(0.8 − 0.9 mm)
350 − 900 IPM (9.0 − 23.0 m/min) At No Load
50 − 850 IPM (1.3 − 20.3 m/min) Feeding Wire
