4 TECHNICAL DATA
0463 645 001
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© ESAB AB 2020
4 TECHNICAL DATA
Welding torch PSF 260 PSF315,
PSF315RS3
PSF415,
PSF415RS3
PSF 515
Type of cooling Air Air Air Air
Permitted load at 60% duty cycle*
Carbon dioxide CO
2
250 A 315 A 380 A 450 A
Mixed gas, Ar/CO
2
M21 225 A 285 A 325 A 400 A
Recommended gas
flow
8-12 l/min 8-15 l/min 10-18 l/min 10-20 l/min
Wire diameter 0.6-1.0 mm 0.8-1.2 mm 0.8-1.6 mm 1.0-1.6 mm
Operating
temperature**
-10 °C to 40 °C -10 °C to 40 °C -10 °C to 40 °C -10 °C to 40 °C
* The capacity may be reduced up to 30% when pulse welding.
Welding torch PSF 420w,PSF420wRS3,
PSF430w, PSF430wRS3
PSF 520w,PSF520wRS3
Type of cooling Water Water
Permitted load at 100% duty cycle*
Carbon dioxide CO
2
450 A 500 A
Mixed gas, Ar/CO
2
M21 450 A 500 A
Recommended gas
flow
10-20 l/min 10-20 l/min
Wire diameter 0.8-1.6 mm 1.0-1.6 mm
Operating
temperature**
-10 °C to 40 °C -10 °C to 40 °C
* The capacity may be reduced up to 30% when pulse welding.
** When using liquid cooled torches in freezing conditions, use an adequate cooling liquid.
Duty cycle
The duty cycle refers to the time as a percentage of a ten-minute period that you can weld at
a certain load without overloading. The duty cycle is valid for 40 °C / 104 °F, or below.
General torch data with reference to IEC/EN 60 974−7
Type of guidance: Manual
Wire type: Standard round wire
Voltage rating: The control circuit and trigger switch are
rated for a voltage of 42 V, max. 1 A
Specifications of the torch cooling circuit (for
liquid cooled torches only):
• minimum flow 1.2 l/min
• min. water pressure: 2.5 bar
• max. water pressure: 3.5 bar
• input temperature: max. 40 °C
• return temperature: max. 60 °C
• cooling capacity: min. 1000 W, up to
2000 W depending on the application