Lincoln Electric SPIRIT II 275 Technical Manual page 85

Spirit II User's Manual
Air Plasma / Nitrogen Shield / Air Preflow & Postflow
Shield Cap
BK277149
Outer Cap
BK284150
Imperial*
Material
Preflow
Thickness
(ga) (in) (psi)
14 .075
12 .105
11 .120
25
10 .135
3/16
1/4
Metric*
Material
Preflow
Thickness
(mm) (psi)
2
2.5
3 25
5
6
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 .070" (1.8 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 - 50 Amps - Copper Electrode
Nozzle
BK277123
Retaining Cap
BK277110
Plasma Shield Postflow
(psi) (psi) (psi)
66 40 67
Plasma Shield Postflow
(psi) (psi) (psi)
66 40 67
Plasma Shield Postflow
(psi) (psi) (psi)
25 25 N/A
50 25 N/A
Section 5: Torch Consumables and Cutting Charts
Electrode
BK277137
Swirl Ring
BK277142
Arc Travel Cutting
Voltage Speed Height
(volts) (ipm) (in)
87 105
88 75
.035
89 65
90 55
94 50 .040
100 40 .060
Arc Travel Cutting
Voltage Speed Height
(volts) (mm/m) (mm)
2565
87
2080
88 1685
94 1235
98 1075
Arc Travel
Voltage Speed
(volts) (ipm) (mm/min)
145 250 6350
65 100 2540
5-23
Torch Head
BK279100
Pierce Pierce
Height Time
(in) (msec)
100
.070
200
.080 300
.125 400
Pierce Pierce
Height Time
(mm) (msec)
100
.9 1.8
200
1.0 2.1
400
1.3 2.9
Marking Initial
Height Height
(in) (mm) (in) (mm) (msec)
.147 3.7 .100 2.5
.100 2.5 .100 2.5
Kerf
Width
(in)
.105
.110
.115
Kerf
Width
(mm)
2.7
2.8
2.9
Pierce
Time
0
0