Dry Oil Free (2-3/7-10 Bar)

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Non-lubricated Dry Oil Free VSD Screw Air Compressor

Model:DMWV-G Series

Brand:DREAM

Working Pressure:7~10 [ bar ]

           101.5~145.0 [ psig ]


Air Capacity (FAD):3.6~52.5 [ m³/min ]

                        127.1~1854.0 [ cfm ]


Power:22~315 [ KW ]

       29.9~428.3 [ hp ]


For other product parameters, we can customize for clients and please inquiry us.




Product Features

■ Industry-leading air end, imported brand, quality assurance.

■ Permanent magnet IE5 motor, save your electricity costs, IP54, B-level temperature rise is suitable for harsh environments such as large dust and high temperature;

■ Coupling connection, more energy saving;

■ Multiple noise reduction design, calculated according to noise theory, with special flame retardant muffler cotton inside, to reduce the noise of the unit and provide a quieter environment for use.

■ Independent air inlet, reduce intake resistance, multi-function intake valve group, start without load, the motor load is small. Use high-efficiency filters to effectively filter particulates in the air;

■ Centrifugal fan with plate-fin cooler has high wind pressure, low noise, external independent suction, exhaust air upward through a specially designed air duct to prevent hot air from returning; cooler modular design, vertical installation, effectively eliminate thermal stress , More stable operation and long service life;

■ Optimized shock absorption pad to reduce vibration and noise;

■ Routine maintenance parts adopt openable door panels, the installation position is easy to replace, and maintenance is more convenient

■ Motor overload protection

■ The pipeline system is designed according to the design pressure, and the reasonable pipeline is selected, the pipeline pressure loss is low, and the energy efficiency of the unit is improved

■ All 304 stainless steel pipes are used, even under high temperature and high humidity conditions, it will not rust and corrode, and the service life is longer

■ Separate design for the cold and hot zone, no heat zone inside the unit, electrical components are in low temperature zone, longer service life

■ Adopt frequency conversion system, more energy-saving, special control system, multi-channel pressure sensor and multi-channel temperature sensor, comprehensive detection of the running state of the unit; the user interface is more friendly, control is more accurate and reliable

■ The unit is equipped with an Internet of Things system, which can monitor the machine status on the mobile phone.

Parameter

    DMWV-G
    series

working

 pressure

capacitypowernoiseAir outlet
pipe
diameter
net weight kgdimensions(mm)
barpsig(m³/min)cfmkWhp     dBAir-
cooled
water-
cooled
lengthwidthheightlengthwidthheight
Air-cooledwater-cooled
DMWV-37G116 3.6-5.6127-19837 50 69±3G1 1/2″1800 1950 2000 1300 1820 2200 1500 1720 

DMWV-

45G

      7 102     4.5-7.8159-27545 60 69±3G1 1/2″1800 1850 2000 1300 1820 2200 1500 1720 
116 4.0-6.8141-240
10 145 3.7-6.4132-226
DMWV-55G102 5.7-9.8202-34655 75 69±3G1 1/2″1900 1950 2000 1300 1820 2200 1500 1720 
116 5.2-9.0182-318
10 145 4.4-7.8157-275
DMWV-75G102 7.6-13.0268-45975 100 70±3DN502000 2050 2200 1400 2000 2200 1500 1720 
116 7.2-12.2253-431
10 145 6.6-11.2234-396
DMWV-90G102 9.6-16.0332-56590 120 71±3DN502100 2150 2200 1400 2000 2200 1500 1720 
116 8.1-13.8286-487
10 145 7.6-13.1269-463
DMWV-110G102 12.1-20.6429-727110 150 71±3DN653100 3150 3000 1990 2180 2800 1900 1990 
116 11.6-19.5408-689
10 145 11.1-18.8391-664
DMWV-132G102 14.7-24.8518-876132 175 73±3DN653200 3250 3000 1990 2180 2800 1900 1990 
116 13.6-23.0480-812
10 145 11.5-19.5406-689
DMWV-160G102 16.9-28.5596-1006160 215 73±3DN653300 3400 3000 1990 2180 2800 1900 1990 
116 15.6-26.3550-929
10 145 14.1-23.8497-840
DMWV-185G102 19.5-32.8687-1158185 250 74±3DN653400 3500 3000 1990 2180 2800 1900 1990 
116 17.1-28.9605-1021
10 145 16.3-27.5575-971
DMWV-200G102 21.8-36.8768-1300200 270 74±3DN1005570 5000 4500 2000 2150 3100 2200 2103 
116 20.4-34.6721-1222
10 145 18.1-30.6640-1081
DMW-220G102 24.9-41.5879-1466220 300 74±3DN1005600 5100 4500 2000 2150 3100 2200 2103 
116 22.4-37.3790-1317
10 145 19.8-33699-1165
DMWV-250G102 27.3-46.0964-1624250 350 74±3DN1005800 5200 4500 2000 2150 3100 2200 2103 
116 25.3-42.8893-1511
10 145 22.7-38.2803-1348
DMWV-280G102 31.6-48.61116-1716280 375 76±3DN1005900 5300 4500 2000 2150 3100 2200 2103 
116 30.9-47.51090-1677
10 145 29.3-451033-1589
DMWV-315G102 34.1-52.51205-1854315 422 77±3DN1006000 5400 4500 2000 2150 3100 2200 2103 
116 32.9-50.61161-1787
10 145 31.5-48.51113-1713


Video

Brochure

FAQ

  • 1. Requirements for using lubricating water (after-sales service)

    A: 

    Pure water must be used to ensure that the water is pure.

  • 2. How to add lubricating water?

    A: 

    When the water inlet of the equipment is connected to the water pipe, the equipment will automatically replenish water if there is a certain water pressure.

  • 3. Do I need to change the lubricant during maintenance?

    A: 

    Water lubrication equipment does not need to add lubricating oil, it is lubricating water instead of lubricating oil

  • 4. Does the equipment have an oil separation core?

    A: 

    Water lubrication equipment does not require an oil separation core.

  • 5. How to add water to replenish water?

    A: 

    Automatically control water replenishment

  • 6. What to do if there is water shortage?

    A: 

    The equipment will automatically add lubricating water according to the water level

  • 7. What are the maintenance supplies?

    A: 

    Air filter, water filter

  • 8. Is it guaranteed to be oil-free? (Sales)

    A: 

    Dream’s oil-free units have been certified by Guotong Rheinland and have a Class0 certificate

  • 9. Can tap water be used?

    A: 

    The water requirement for water-lubricated oil-free units is soft water. For specific water quality requirements, see the manual

  • 10. Will it rust?

    A: 

    All materials in contact with water are made of stainless steel and will not rust

  • 11. Can it be made of stainless steel?

    A: 

    All materials in contact with water are stainless steel

  • 12. What material is the casing of the air compressor?

    A: 

    Cold rolled steel sheet

  • 13. Can the water tank be omitted?

    A: 

    The unit needs to automatically replenish and drain water according to the status, and need to be equipped with a water tank

  • 14. Is the air coming out with a lot of water?

    A: 

    The exhaust temperature of the unit is about 50℃, and the gas needs to be dried by post-processing equipment

  • 15. Can the tap water be directly connected?

    A: 

    The water requirement for water-lubricated oil-free units is soft water. For specific water quality requirements, see the manual

  • 16. What should I do if it freezes outdoors in winter?

    A: 

    The screw air compressor is required to be placed in the air compressor room. Please follow the instructions for long-term downtime

  • 17. If the air compressor is placed outdoors, how to avoid freezing in winter?

    A: 

    The screw air compressor is required to be placed in the air compressor room. Please follow the instructions for long-term downtime

  • 18. Motor cooling method

    A: 

    Air-cooled motor

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For more than a decade, Dream (Shanghai) Compressor Co., Ltd has been striving to become one of the leading manufacturers of compressed air solutions in China.

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E-mail: [email protected]

WhatsApp: ++86 13671551445

Add.: No.30 Caoli Road, Jinshan District, Shanghai, China

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