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22kW Industrial Compressors Electric Stationary Direct Driven Two Stage Screw Air Compressor 30HP

Model: DDM-150
Free air delivery: 24m3/min
Working pressure: 8bar Air end: Two stage compression
Control: PLC
Driven: direct coupling
Cooling: by air
Electric motor: Permanent magnet type,150hp 110kW 380V/50hz/3ph, IP54 protection level
Inverter brand: Inovance
Discharge temperature: less than ambient +8 ℃
Noise: less than 78 dB(A)
Air outlet size: DN65
Dimension: 2400*1630*1980mm
Weight: 3000kg

Why two-stage compression is more energy-efficient than single-stage?

According to the working principle of compressor know, isothermal compression isone of the most province work. The curves for the compression process indicator diagram, below 12 '3' for the isothermal compression process, and the vertical form of area of 613"4 indicated work for isothermal compression. Curve 123 "as the primary compression process, and the vertical form of area of 613 4"as the level of compression instruction work.Curve 12,22,2 '3 for two stage compression process, and the vertical form of area is the sum of 6125 and 52' 34 (6122 '34) for the two stage compression indicated work. From here you can see that the isothermal
compression process 613 '4 minimum area (indicated work), but in actual compression process of the compressor can't isothermal
compression, level 13 more compression than isothermal compression' 3 "the power of the area, and two stage compression level of
compression than the power of 2 '23"3 area.

Two-stage compression energy saving case

1.250KW single-stage compressorion type compressor running in the state full loading, the eletricitity cost per hour is about 200 yuan, operating 800 hours per year, the electricity cost is about 1.6 million;
2. Compared with the single-stage compressor,two-stage compression compressor can reduce more than 10% of eletricity consumption. Two-stage compression will save 16 million per year.

Technical Parameters

Model

Air delivery(m3/min)

Power(kW)

Noise(db)

Outlet diameter

Dimension(mm)

Weight(kg)

0.7mpa

0.8mpa

1.0mpa

1.3Mpa

DDM-30

4.5

4.2

3.4

2.6

22

68

G1

1440*830*1265

840

DDM-40

6.05

5.8

4.18

4

30

68

G11/2

1500*940*1415

900

DDM-50

7.4

7.13

6

4.6

37

68

G11/2

1500*940*1415

950

DDM-60

10.5

9.9

6.8

5.71

45

72

G2

2000*1120*1590

1560

DDM-75

13.6

12.3

10.15

7

55

76

DN50

2900*1470*1625

1780

DDM-100

16

15.5

12.8

10.2

75

76

DN50

2900*1470*1625

2000

DDM-125

20.7

19.5

16.15

13.2

90

76

DN65

3400*1757*1860

2700

DDM-150

24.8

24

20.2

15.21

110

76

DN65

3400*1757*1860

3000

DDM-175

29

28

23.2

18.7

132

78

DN80

3750*1900*1980

4650

DDM-220

34

32.5

28

23.1

160

78

DN80

3750*1900*1980

4850

DDM-250

39

38

32

27.7

185

78

DN100

3900*2100*1980

5900

DDM-275

43.2

42

38.1

31.9

200

78

DN100

3900*2100*1980

6200

DDM-300

48.51

46.2

41.2

31.6

220

82

DN100

4260*2182*2170

6200

DDM-350

51.8

51

45.8

37.2

250

82

DN100

4260*2182*2170

6500

DDM-375

58.38

56.16

50

39.59

280

/

DN100

4260*2182*2170

6800

DDM-420

63.73

61.91

55.75

45.05

315

/

DN125

4600*2240*2260

8850

DDM-475

73.73

72.72

61.71

50.5

355

/

DN125

4600*2240*2260

9200

DDM-275W

43.2

42

38.1

31.9

200

/

DN100

3800*2200*2130

6200

DDM-350W

51.8

51

45.8

37.2

250

/

DN100

3800*2200*2250

6100

DDM-375W

58.38

56.16

50

39.59

280

/

DN100

3800*2200*2250

8550

DDM-420W

63.73

61.91

55.75

45.05

315

/

DN125

3800*2200*2250

8600

DDM-475W

73.73

72.72

61.71

50.5

355

/

DN125

3800*2200*2250

8970

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After-sale Service
• Any questions or requests before, during or after sales, we would like to help you any time and will find you the best solution in 24 hours.
• Warranty: One year for the whole machine Genuine spare parts will be provided with the best price.
• An overboard engineer service is available.
Overseas Engineer Service
• We are available to send our engineer for aboard service. Only need you to arrange accommodation, transportation, and
translator. The extra cost for each will be discussed based on the local price level.
Special Customized Service
(1) Full OEM
• Quantity: at least 5 pcs
• In this plan, we will do all the changes (Color, nameplate, and logo) as your need, and will not charge extra fee.
(2) Half OEM
• Quantity: no limit
• Under this program, we can make the necessary alteration (nameplate and logo) but we will charge some extra fee for the nameplate, as the nameplate factory has the MOQ.
(3) Logo OEM
• Quantity: no limit
• Only the logo will be changed to yours, and no extra fee will be charged.

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