Mild steel, English, Metric – Hypertherm HT4400 HySpeed Plasma Arc Cutting System User Manual

Page 186: Plasma / o, Shield 100 amps

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HT4400

Instruction Manual

e-5

3

Mild Steel

O

2

Plasma / O

2

-N

2

Shield

100 Amps

Air

Flow Rates @ 140 psi / 9.6 bar

(scfh / slh)

N

2

O

2

Preflow

134.3 / 3803 35.7 / 1011

Cutflow

87.1 / 2466

68.9 / 1951

120786

Retaining Cap

120777

Nozzle

120783

Swirl Ring

120785

Electrode

Minimum inlet pressures remain at one setting of 140 psi (9.6 bar) for all material thicknesses.
Approximate pressures while cutting in RUN mode:

PG1

88

PG2

16

MV1 MV2 MV3 MV4 MV5

MV6 MV7 PG1 PG2 PG1 PG2

Inches

Volts

in.

mm

ipm

mm/m

in.

mm

seconds

1/8

125

.094

2

240

6100

.188

5

0.3

3/16

125

.125

3

180

4570

.250

6

0.5

1/4

130

.125

3

120

3050

.250

6

0.7

3/8

135

.157

4

85

2160

.314

8

0.9

1/2

135

.157

4

60

1520

.314

8

1.5

English

Test Preflow and Cutflow Adjust (psi)

Test

Preflow

Verify (psi)

Test

Cutflow

Verify (psi)

Initial Pierce

Height

Pierce

Delay

Time

Plasma

Shield

Plasma

Shield

Material

Thickness

Arc

Voltage

Torch-to-Work

Distance

Cutting

Speed

43

4

2

3

24

13

17

17

43

31

23

MV1 MV2 MV3 MV4 MV5

MV6 MV7 PG1 PG2 PG1 PG2

mm

Volts

mm

in.

mm/m

ipm

mm

in.

seconds

3

125

2

.094

6462

255

5

.188

0.3

5

125

3

.125

4355

172

6

.250

0.5

6

130

3

.125

3226

127

6

.250

0.7

10

135

4

.157

2056

81

8

.314

0.9

12

135

4

.157

1613

64

8

.314

1.5

Metric

Test Preflow and Cutflow Adjust (psi)

Test

Preflow

Verify (psi)

Test

Cutflow

Verify (psi)

Initial Pierce

Height

Pierce

Delay

Time

Plasma

Shield

Plasma

Shield

Material

Thickness

Arc

Voltage

Torch-to-Work

Distance

Cutting

Speed

43

4

2

3

24

13

17

31

23

43

17

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