SPECIFICATIONS
2-4 HPR400XD Manual Gas Instruction Manual
Specifications
System gas requirements
* Oxygen, nitrogen, and air are required for all systems. Nitrogen is used as a purge gas.
** ISO standard 8573-1 Class 1.4.2 requirements are:
• Particulates – no more than 100 particles per cubic meter of air at a Size of 0.1 to 0.5 microns in the largest
dimension and 1 particle per cubic meter of air at a Size of 0.5 to 5.0 microns in the largest
dimension.
• Water – the pressure dewpoint of the humidity must be less than or equal to 3° C (37.4° F).
• Oil – the concentration of oil can be no more than 0.1 mg per cubic meter of air.
Gas quality and pressure requirements
Gas type Quality Pressure +/- 10% Flow rate
O
2
oxygen* 99.5% pure
Clean, dry, oil-free
827 kPa / 8.3 bar
115 psi
4250 l/h 150 scfh
N
2
nitrogen* 99.99% pure
Clean, dry, oil-free
827 kPa / 8.3 bar
115 psi
11610 l/h 410 scfh
Air* ** Clean, dry, oil-free per
ISO 8573-1 Class 1.4.2
827 kPa / 8.3 bar
115 psi
11330 l/h 400 scfh
H35
argon-hydrogen
99.995% pure
(H35 = 65% Argon, 35% Hydrogen)
827 kPa / 8.3 bar
115 psi
4250 l/h 150 scfh
F5
nitrogen-hydrogen
99.98% pure
(F5 = 95% Nitrogen, 5% Hydrogen)
827 kPa / 8.3 bar
115 psi
4250 l/h 150 scfh
Ar argon 99.99% pure
Clean, dry, oil-free
827 kPa / 8.3 bar
115 psi
4250 l/h 150 scfh
Mild steel Stainless steel Aluminum
Gas types Plasma Shield Plasma Shield Plasma Shield
Cutting 30 to 50 A
O
2
O
2
N
2
& F5 N
2
Air Air
Cutting 80 A
O
2
Air F5
N
2
– –
Cutting 130 A
O
2
Air
N
2
& H35 N
2
H35 & Air
N
2
& Air
Cutting 200 A
O
2
Air
N
2
& H35 N
2
N
2
& H35 N
2
Cutting 260 A
O
2
Air
N
2
& H35 N
2
N
2
& H35 N
2
& Air
Cutting 400 A
O
2
Air
N
2
& H35 N
2
& Air N
2
& H35 N
2
& Air