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

Page 196: Plasma / n, Shield 400 amps

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f-6

HT4400

Instruction Manual

2

Stainless Steel

N

2

Plasma / N

2

Shield

400 Amps

Flow Rates @ 120 psi (8.3 bar)

(scfh / slh)

N

2

Preflow

223.1 / 6318

Cutflow

226.5 / 6414

120786

Retaining Cap

120856

Nozzle

120853

Swirl Ring

120855

Electrode

*

Piercing not recommended

Minimum inlet pressures remain at one setting of 120 psi (8.3 bar) for all material thicknesses.
Approximate pressures while cutting in RUN mode:

PG1

58

PG2

30

MV1 MV2 MV3 MV4 MV5

MV6 MV7 PG1 PG2 PG1 PG2

Inches

Volts

in.

mm

ipm

mm/m

in.

mm

seconds

1/4

140

.125

3

195

4953

.250

6

0.3

3/8

140

.125

3

170

4320

.250

6

0.5

1/2

145

.157

4

140

3560

.314

8

0.7

5/8

150

.157

4

95

2410

.314

8

1

3/4

155

.188

5

70

1780

.375

10

1.5

7/8

160

.188

5

55

1400

.375

10

2

1

165

.188

5

40

1020

.375

10

2.5

1-1/4

170

.250

6

30

760

*

*

*

1-1/2

180

.250

6

25

630

*

*

*

2

185

.250

6

13

330

*

*

*

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

63

45

36

41

0

0

0

34

36

49

30

MV1 MV2 MV3 MV4 MV5

MV6 MV7 PG1 PG2 PG1 PG2

mm

Volts

mm

in.

mm/m

ipm

mm

in.

seconds

6

140

3

.125

5242

207

6

.250

0.3

10

140

3

.125

4113

162

6

.250

0.5

12

145

4

.157

3763

148

8

.314

0.7

15

150

4

.157

2713

107

8

.314

1

20

155

5

.188

1694

67

10

.375

1.5

22

160

5

.188

1411

56

10

.375

2

25

165

5

.188

1032

41

10

.375

2.5

35

170

6

.250

697

27

*

*

*

40

180

6

.250

585

23

*

*

*

50

185

6

.250

349

14

*

*

*

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

63

45

36

41

0

0

0

34

36

49

30