Two-Stage PM VSD Air Compressor Series

Short Description:

● Improved host lifetime

● Two-stage compression replaces single-stage compression

● Two-stage compression is more reliable and efficient

● Two-stage compression mainframe more efficient, more energy-saving


Product Detail

Product Tags

Features

1. Two-stage compression reduces the compression ratio of each stage, reduces internal leakage, improves volumetric efficiency, reduces bearing oad, and increases the life of the host.

2. Two-stage PM VSD replaces single-stage compression, and the displacement is increased by nearly 15%, which can achieve an additional 15% energy saving effect.

3. The rotor adopts the latest patented rotor UV profile, which has been refined by more than 20 procedures to ensure the accuracy, reliability, and effectiveness of the rotor profile.

4. Two-stage PM VSD air compressor mainframe is more efficient and more energy-saving. It can save up to 40% energy compared with ordinary industrial frequency machines. Calculated at 8000h/unit/year, it can save electricity costs 30,000 USD per year.

Advantages

1.More Energy Efficient
Two-stage PM VSD rotor is directly driven through the gears, and each stage of the rotor can obtain the best speed. The Air end is always running at the best energy-saving speed. The frequency conversion soft-start reduces the energy consumption of the air compressor during startup. By controlling the pressure between stages, the compressor always works at the best efficiency point under different working conditions. Compared with single-stage fixed speed air compressor, in principle, two-stage PM VSD air compressor can save 40% energy

2.More Efficient
PM VSD motor+ no transmission efficiency loss.
PM VSD motor has the advantages of energy-saving and excellent performance.
The one-piece structure can reduce the efficiency loss of coupling and gear.

Specifications

Two-stage PM VSD Air Compressor Series Specification 22kw-75kw

Model

DKS-22VT

DKS-37VT

DKS-45VT

DKS-55VT

DKS-75V

Motor

Power(kw)

22

37

45

55

75

Horsepower(ps)

30

50

60

75

100

Air displacement/

Working pressure

(M³/Min./MPa)

4.2/0.7

7.6/0.7

9.8/0.7

12.8/0.7

16.9/0.7

4.1/0.8

7.1/.0.8

9.7/0.8

12.5/0.8

16.5/0.8

3.5/1.0

5.9/1.0

7.8/1.0

10.7/1.0

13.0/1.0

3.2/1.3

5.4/1.3

6.5/1.3

8.6/1.3

11.0/1.3

Air outlet diameter

DN40

DN40

DN65

DN65

DN65

Lubricating oil volume (L)

18

30

30

65

65

Noise level dB(A)

70±2

72±2

72±2

74±2

74±2

Driven method

Direct driven

Direct driven

Direct driven

Direct driven

Direct driven

Start method

PM VSD

PM VSD

PM VSD

PM VSD

PM VSD

Weight (kg)

730

1080

1680

1780

1880

Extenal dimensions

Length (mm)

1500

1900

1900

2450

2450

Width (mm)

1020

1260

1260

1660

1660

Height (mm)

1310

1600

1600

1700

1700

Two-stage PM VSD Air Compressor Series Specification 90kw-185kw

Model

DKS-90VT

DKS-110VT

DKS-132VT

DKS-160VT

DKS-185VT

Motor

Power(kw)

90

110

132

160

185

Horsepower(ps)

125

150

175

220

250

Air displacement/

Working pressure

(M³/Min./MPa)

20.8/0.7

25.5/0.7

29.6/0.7

33.6/0.7

39.6/0.7

19.8/0.8

24.6/.0.8

28.0/0.8

32.6/0.8

38.0/0.8

17.5/1.0

20.51.0

23.5/1.0

28.5/1.0

32.5/1.0

14.3/1.3

17.6/1.3

19.8/1.3

23.8/1.3

27.6/1.3

Air outlet diameter

DN65

DN65

DN80

DN80

DN80

Lubricating oil volume (L)

120

120

120

140

140

Noise level dB(A)

76±2

76±2

76±2

78±2

78±2

Driven method

Direct driven

Direct driven

Direct driven

Direct driven

Direct driven

Start method

PM VSD

PM VSD

PM VSD

PM VSD

PM VSD

Weight (kg)

2800

3160

3280

3390

3590

Extenal dimensions

Length (mm)

2450

3150

3150

3800

3800

Width (mm)

1660

1980

1980

1980

1980

Height (mm)

1700

2150

2150

2150

2150


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