The plasma machine welding torch PMW 350 can be operated right next to the power source. Maximum electrical load is 150 A and maximum coolant return temperature is 40 °C. External cooling is required if the electrical load is higher. The water flow temperature should never be higher than 20°C.
An open cooling system ensures optimum cooling of the welding nozzle.
The plasma machine welding torch PMW 350 can be operated right next to the power source. Maximum electrical load is 150 A and maximum coolant return temperature is 40 °C. External cooling is required if the electrical load is higher. The water flow temperature should never be higher than 20°C.
An open cooling system ensures optimum cooling of the welding nozzle.
Two gas nozzles, each of a different size, are provided for circular weld seams on small diameter pipes.
The portable gas nozzle is suited to welding lengthwise seams and large diameter pipe joints. Its special design allows it to produce a flow of shielding gas that ensures excellent protection of the weld pool from air. If using the portable gas nozzle spacer (7) and insulator (8), replace the portable gas nozzle with the insulator.
Using a centring piece and a ceramic sleeve between the nozzle and electrode ensures that the plasma jet is well centred.
IMPORTANT! Switch off the machine before carrying out any work on the torch.
The gas nozzles (1) and (20) can be plugged in.
(1) | Water-cooled plasma gas nozzle | (10) | O-ring |
(2) | Welding nozzle | (11) | O-ring |
(3) | Tungsten electrode | (12) | Outer pipe |
(4) | Torch body | (13) | Screw (x2) |
(5) | Nozzle cap | (14) | Centring piece |
(6) | O-ring | (15) | Insulating tube |
(7) | Spacer | (16) | Ceramic sleeve |
(8) | Insulator | (20) | Portable gas nozzle |
(9) | Welding tongs |
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IMPORTANT! Switch off the machine before carrying out any work on the torch.
The gas nozzles (1) and (20) can be plugged in.
(1) | Water-cooled plasma gas nozzle | (10) | O-ring |
(2) | Welding nozzle | (11) | O-ring |
(3) | Tungsten electrode | (12) | Outer pipe |
(4) | Torch body | (13) | Screw (x2) |
(5) | Nozzle cap | (14) | Centring piece |
(6) | O-ring | (15) | Insulating tube |
(7) | Spacer | (16) | Ceramic sleeve |
(8) | Insulator | (20) | Portable gas nozzle |
(9) | Welding tongs |
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The plasma machine welding torch PMW 350 is fitted with a Fronius F++ / FG connection as standard.
The plasma machine welding torch PMW 350 is fitted with a Fronius F++ / FG connection as standard.
(1) | Pilot arc earth |
(2) | Water |
(3) | Shielding gas/current |
(4) | Plasma gas/pilot arc |
(5) | Robot cut-out box |
Max. current at 100 % d.c. (DC-) |
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Pilot arc current | 20 A |
Cooling system | Liquid cooling |
Coolant | Original Fronius coolant |
Min. flow rate at 2 bar | 2,4 l/min |
Max. coolant temperature when it enters torch | 35 °C |
Shielding gas | Argon, argon-hydrogen or argon-helium |
Shielding gas flow rate | approx. 10-25 l/min |
Plasma gas | Argon |
Plasma gas flow rate | approx. 1-4 l/min |
Length of hosepack | 4 m (also made-to-measure) |
Max. current at 100 % d.c. (DC-) |
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Pilot arc current | 20 A |
Cooling system | Liquid cooling |
Coolant | Original Fronius coolant |
Min. flow rate at 2 bar | 2,4 l/min |
Max. coolant temperature when it enters torch | 35 °C |
Shielding gas | Argon, argon-hydrogen or argon-helium |
Shielding gas flow rate | approx. 10-25 l/min |
Plasma gas | Argon |
Plasma gas flow rate | approx. 1-4 l/min |
Length of hosepack | 4 m (also made-to-measure) |