4
Introduction
The R-Tech POWER TIG 170EXT Digital is a member of our field acclaimed family of welding
products. Premium features include:
-
1.
Inverter power source
– more efficient to operate, provides smoother weld characteristics.
2.
Full Featured Pulse welding in AC & DC Tig welding modes
3.
HF Arc start
– Easy arc striking and prolonged tungsten life
4.
Slope up / slope down
5.
Remote foot pedal option
6.
Digital control panel with 9 memory store function.
7.
Industrial 60% Duty cycle at 170 Amps @ 40C
8.
Easy setup mode for automatic setting of parameters.
Recommended Processes
The R-Tech POWER TIG 170EXT Digital is recommended for the Tig welding processes within its
output capacity of 170 Amps
Equipment Limitations
The R-Tech POWER TIG 170EXT Digital is protected from overloads beyond the output ratings and
duty cycle as per machine specifications with thermostat protection of the output coils and rectifiers.
Welding Capability
– Duty Cycle
The R-Tech POWER TIG 170EXT Digital is rated at 170 Amps at 60% duty cycle on a ten minute
basis. If the duty cycle is exceeded a thermal protector will shut machine off until the machine
cools.
Technical Specifications
Model No.
POWER TIG 170EXT DIGITAL
Input
240V AC 50/60Hz PFC
Input Amperage 13A
MMA
No-load Voltage
70v
Current Range
20A
– 125A
Rated Output Current
125A @ 60%
Arc Force Control
0 - 100%
Hot Start
0 - 2 seconds
Hot Start Amps %
0 -100%
VRD Safety Function
Yes
TIG
No-load Voltage
70v
Current Range
5A
– 170A DC Mode, 10A - 170A AC Mode
Rated Output Current
170A
Duty Cycle Tig
60% @170A
Up-Slope Time
0-25 Seconds
Down-Slope Time
0-25 Seconds
Pulse Frequency Range
0.1 - 500 Hz DC
0.1 - 250 Hz AC Advanced Squarewave
0.1 - 10 Soft Square, Triangular & Sinewave
Pulse Width Range
3 - 100%
