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Oilless Oil Free Blower Sewage Industry 75HP Screw Blower Air Compressors

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Dhh Compressor Jiangsu Co., Ltd
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Oilless Oil Free Blower Sewage Industry 75HP Screw Blower Air Compressors

Place of Origin : Jiangsu

Brand Name : DHH

Model Number : DHH75BS

Packaging Details : Wooden box

Supply Ability : 600set/months

Price : Negotiate

Certification : CE/ISO9001

MOQ : 1set

Delivery Time : 25days

Payment Terms : T/T, L/C, D/P, Western Union, Paypal, Credit Card, and etc. Also we could accept USD, RMB, Euro and other currency.

Product name : Oil Free Screw Blower Air-compressors

Keywords : Oil-free Compressor

Lubrication Style : Oil-free

Voltage : 380V/50HZ or Customized

Capacity : 13 to 100m3/min

Pressure : 0.4~1.5bar

Air end : Hanbell /GHH/Rotorcomp

Dimension(L*W*H) : 2352*1500*2140mm

Weight : 1100kg

Screw type : Single screw

Motor : Siemens/ABB/WEG

Control : PLC

Cooling method : Air Cooling

Discharge temperature : less than ambient +8 ℃

OEM : Offered

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75HP Oilless 0.4~1.5bar Oil Free Screw Blower Air-compressors for Sewage Industry
Product feature

Model High-efficiency screw blower special airend.
•Using the world's advanced molding lines, the rotor has undergone advanced coating technology, Effectively protect the rotor from rust.
• Labyrinth seal and screw seal assembly to ensure oil-free air, up to to class 0 level.
• Unique lubricating and oil draining channels ensure that bearings and gears are Good lubrication and cooling, while improving the efficiency of the airend.
• Direct drive, built-in gear box in the main engine. more than belt drive Increase efficiency and reliability, and no lossy parts.

High-efficiency oil-cooled permanent magnet motor
• Forced oil cooling motor, low temperature rise, low noise, efficiency reaches 96.7% exceeding IE4 level.
• Protection class IP65, no loss of magnetism at 180ºC, suitable for harsher working conditions
• small volume.

High efficiency air intake filter
Adopt Germany MANN original air intake filter, filtration accuracy 2u, ensure the cleanliness of the air intake of the main engine and prolong the life of the main engine.

Low noise
Equipped with a muffler with small pressure loss to reduce exhaust noise, and a specially designed noise reduction and sound insulation cover, which is specially muffled for intake and exhaust.

1 Model DHH75BS
2 Type Fixed permanent magnet series oil-free screw blower
3 Dimensions(Length*width*height) 1900*1250*1720mm
4 Installation method Fixed installation without foundation
5 Rated displacement 24.7m3/min
6 Pressure adjustment range 120 kPa
8 Exhaust gas temperature 130ºC
9 Compression level Single-stage
10 Transfer method Direct
11 Compressed oil consumption 20 L
12 Cooling method Wind cold
13 Cooling air volume 4400 m3/h
14 Ambient temperature 0 ~ 45 ºC
15 Noise ≤85 dB(A)
16 Power 22 kW
17 Voltage 380/50 V/HZ
18 Start method Frequency conversion start
19 Motor protection level IP65
20 Insulation class F
21 Fan power 0.86 kW
22 Gas outlet pipe diameter DN200 PN1.0


Technical Parameters

Model Exhaust pressure (kpa) 40 50 60 70 80 90 100 110 120 130 140 150 Dimensions(mm) Exhaust diameter
DHH-XXX-BS Air Delivery(m3/min) 8.68 7.40 6.20 5.5.60 5.00 4.60 5.70 5.20 4.80 4.40 4.00 6.00 1266*980*1510 DN125 PN1.6
Power(kW) 11 11 11 11 11 11 15 15 15 15 15 22
Air Delivery(m3/min) 11.50 10.30 8.90 8.20 7.50 6.30 9.41 8.60 8.00 7.30 6.50 8.60
Power(kW) 15 15 15 15 15 15 22 22 22 22 22 30
Air Delivery(m3/min) / / / 10.50 9.91 10.00 / / / 9.20 8.70 /
Power(kW) / / / 18.5 18.5 22 / / / 30 30 /
Air Delivery(m3/min) 21.60 21.40 18.10 / / / 20.10 15.50 18.10 / / 14.50 1900*1250*1720 DN200 PN1.0
Power(kW) 18.5 22 22 / / / 37 30 37 / / 45
Air Delivery(m3/min) 24.20 28.70 25.92 16.50 14.60 18.10 25.30 19.10 20.20 14.70 17.20 16.90
Power(kW) 22 30 30 22 22 30 45 37 45 37 45 55
Air Delivery(m3/min) 33.10 34.40 31.60 23.10 20.50 23.70 30.80 23.50 25.10 18.00 19.50 24.70
Power(kW) 30 37 37 30 30 37 55 45 55 45 55 75
Air Delivery(m3/min) 40.50 40.60 38.30 28.22 25.74 28.22 28.10 33.10 22.80 28.10 /
Power(kW) 37 45 45 37 37 45 / 55 75 55 75 /
Air Delivery(m3/min) / / / 31.10 30.00 34.60 / 37.60 / 30.00 / /
Power(kW) / / / 45 45 55 / 75 / 75 / /
Air Delivery(m3/min) / / / 43.00 38.00 / / / / / / /
Power(kW) / / / 55 55 / / / / / / /
Air Delivery(m3/min) 50.50 53.00 46.80 59.50 55.00 50.00 44.40 50.00 43.10 41.10 34.30 30.00 2352*1500*2140 DN300 PN0.6
Power(kW) 45 55 55 75 75 75 75 90 90 90 90 90
Air Delivery(m3/min) 65.2 / 60.00 / 65.50 56.00 55.00 / 51.50 48.20 40.80 41.00
Power(kW) 55 / 75 / 90 90 90 / 110 110 110 110
Air Delivery(m3/min) / / / / / / / / / 59.60 55.00 48.60
Power(kW) / / / / / / / / / 132 132 132
Air Delivery(m3/min) / 73.50 79.00 75.30 / 77.20 73.50 64.20 64.00 71.00 75.00 62.10 2352*1600*2641 DN300 PN0.6
Power(kW) / 75 90 90 / 110 110 110 132 160 160 160
Air Delivery(m3/min) 82.10 83.50 90.40 88.00 80.50 83.30 80.00 75.20 75.50 89.1 81.5 76.90
Power(kW) 75 90 110.00 110 110 132 132 132 160 185 185 185
Air Delivery(m3/min) 92.10 100.00 101.00 97.10 97.60 92.00 80.20 96.5 96.4 90.5 81.30
Power(kW) 90 110 132 132 160 160 160 185 200 200 200
Air Delivery(m3/min) 129.70 129.50 109.10 118.70 108.50 118.10 107.90 107.60 107.30 107.00 106.70 106.40 3500*2255*2370 DN350 PN1.0
Power(kW) 110 132 132 160 160 185 185 185 200 220 250 250
Air Delivery(m3/min) 150.00 162.70 139.40 139.10 128.50 128.20 117.80 117.50 117.20 116.90 126.70 126.40
Power(kW) 132 160 160 185 185 200 200 220 220 250 280 280
Air Delivery(m3/min) / / 162.40 149.60 138.80 138.50 127.90 137.90 127.30 127.00 137.00 136.70
Power(kW) / / 185 200 200 220 220 250 250 280 315 315
Air Delivery(m3/min) / / 162.10 149.30 161.50 148.70 148.40 137.60 147.80 147.50 147.20
Power(kW) / / / 220 220 250 250 280 280 315 355 355
Air Delivery(m3/min) / / / / 161.80 / 161.20 160.90 160.60 160.20 / /
Power(kW) / / / / 250 / 280 315 315 355 / /

Project case

Oilless Oil Free Blower Sewage Industry 75HP Screw Blower Air Compressors


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