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INSTALLATION
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PRECISION TIG® 225
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TECHNICAL SPECIFICATIONS - PRECISION TIG® 225 (K2533-1AND K2535-1,-2)
Weld Voltage (NEMA)
15.7 V AC/DC
15.2 V AC/DC
14.1 V AC/DC
14.0 V AC/DC
29.0 V AC/DC
27.2 V AC/DC
23.4 V AC/DC
Type of Output
CC (Constant Current)
AC/DC
Weld Current*
225A AC/DC
180A AC/DC
90A AC/DC (BAL.)
80A AC (AUTO-BAL.)
225A AC/DC
180A AC/DC
90A AC/DC
Maximum Open
Circuit Voltage
(STICK AND TIG)
AC OCV: 75
DC OCV: 66
Input Current at Rated Output
42A / 39A Effective
and 94A / 85A Maximum
Process Duty Cycle**
GTAW
10% Duty Cycle
20% Duty Cycle
100% Duty Cycle
SMAW
10% Duty Cycle
20% Duty Cycle
100% Duty Cycle
Output Current
Range
5-230 Amps (AC)
5-230 Amps (DC)
Standard Voltage
208/230/1/60
Power Factor
0.62 Min.
Idle Current
3.0A/2.7A Max.
INPUT - SINGLE PHASE ONLY
OUTPUT RANGE
RATED OUTPUT
**Chart gives max. rated Output Amps @% Duty Cycle (Based on a 10 minute cycle).
(Example; 180A@20% for AC/DC Stick and TIG)
* Inputs and ratings include a 20 amp rated load on the 115vac receptacle.
AC/DC Stick and Auto-Balance TIG Output Limits
1
Using provided input cable for pro
t
ected
2
input supply
0%
10%
20%
30%
40%
50%
60%
70%
80%
90%
100%
50 70 90 110 130 150 170 190 210 230
Output Amps
Output Duty Cycle
AC/DC Stick & Bal.TIG
with Max. Aux. load or
Auto-Bal. TIG w/o Aux.
AC Auto-Bal. TIG with
Max. Aux. Load
1
Output Limits allow for continuous max. rated load on 115vac auxiliary receptacle.
2
Wiring and protection based on the 2005 U.S. National Electric Code.
Use a Super Lag type fuse or circuit breaker with a delay in tripping action.
Models with NEMA 6-50P plug may be used with a 50 amp protected 6-50R receptacle, or with a maximum 70 amp protected 6-50R
receptacle if dedicated for the welder.