Fronius Robacta PTW 500 Instructions De Service page 42

Technical data
PTW 500
Power range
Maximum value at 60 % d.c.
Maximum value at 100 % d.c.
Pilot arc current
Voltage measurement (V-Peak)
Striking voltage (Up)
Plasma gas/shielding gas (EN 439)
Hosepack length
Electrode diameter
Cooling system
Coolant
Cooling power ***)
Min. coolant pressure
Max. coolant pressure
Minimum coolant flowrate
d.c. = duty cycle
*) Liquid cooling
**) Original Fronius coolant
***) Minimum cooling power in accordance with standard IEC 60974-2
The product complies with standard IEC 60974-7
42
PTW 1500
0.5 - 50 A
50 A
35 A
5 A
113 V
1o kV
Argon
4 m
1 mm
*)
**)
500 W
3.0 bar
43.50 psi.
5.5 bar
79.74 psi.
1.0 l/min