Lincoln Electric SPIRIT II 275 Technical Manual page 84

Section 5: Torch Consumables and Cutting Charts
Shield Cap
BK277144
Outer Cap
BK284150
Imperial*
Material
Preflow
Thickness
(ga) (in) (psi)
20 .036
18 .048
35
16 .060
14 .075
Metric*
Material
Preflow
Thickness
(mm) (psi)
1
35
1.5
Marking* – For All Material Thicknesses
Type of Gas Preflow
(Plasma) (Shield) (psi)
Nitrogen Nitrogen N/A
Argon Nitrogen N/A
WARNING Do not connect H17 (combustible gas) as an input gas (Pre/Postflow, Plasma, or Shield) at the same time as
Oxygen or Air.
* Use an arc transfer height (ignition height) of .050" (1.3 mm) for cutting and .100" (2.5 mm) for marking.
(Revised 04/26/2013)
This information is subject to the controls of the Export Administration Regulations [EAR]. This information shall not be provided to
non-U.S. persons or transferred by any means to any location outside the United States contrary to the requirements of the EAR.
Stainless Steel - 30 Amps - Copper Electrode
Air Plasma / Air Shield / Air Preflow & Postflow
Nozzle
BK277121
Retaining Cap
BK277110
Plasma Shield Postflow
(psi) (psi) (psi)
81 30
Plasma Shield Postflow
(psi) (psi) (psi)
81 30
Plasma Shield Postflow
(psi) (psi) (psi)
25 25 N/A
50 25 N/A
BK277137
Swirl Ring
BK277138
Arc Travel
Voltage Speed
(volts) (ipm)
200
71
165
85
74 125
75 90
Arc Travel
Voltage Speed
(volts) (mm/m)
71 4855
85
73 3260
Arc Travel
Voltage Speed
(volts) (ipm) (mm/min)
145 250 6350
55 100 2540
5-22
Spirit II User's Manual
Electrode
Torch Head
BK279100
Cutting Pierce Pierce
Height Height Time
(in) (in) (msec)
.020
100
.035 .050
200
.025
Cutting Pierce Pierce
Height Height Time
(mm) (mm) (msec)
0.6 100
1.3
0.9 200
Marking Initial
Height Height
(in) (mm) (in) (mm) (msec)
.177 4.5 .100 2.5
.140 3.6 .100 2.5
Kerf
Width
(in)
.065
.068
.070
Kerf
Width
(mm)
1.7
Pierce
Time
0
0