2019 Hot Sale! /German Technology/Save Power 40%/SKF Bearing/15-250 Kw /20-350 HP Variable Frequency

Variable Speed Drive Rotary Screw Air Compressor AdvantagesDENAIR VSD(Variable Speed Drive) rotary screw air compressorsare suitable for customers who need different amount of air supply and extremely accurate pressure. It can facilitate customers to optimize production process and improve productivity.The principleof VSD is to adjust the motor rotation speed automatically according to the actualair demand. The reduced system pressure decreases the total energy consumption of the whole system, which can reduce energy costs by 35% or more. The VSD air compressorreduces the energy consumption through the following points:1. Removing the low efficiency transformation process from the full loading to unloading
2. Avoiding the power during the unloading process
3. Keeping the pipeline pressure drop under 0.1bar
4. Reducing the average working pressure
5. Lowering the system pressure to reduce the system leakage
6. The soft starting method increases the current balance and avoids the current surge
7. A flexible choice from 4 to 13bar which reduces the power consumption most.Technical Parameters Of Variable Speed Drive Screw Air CompressorModelMaximum
working
pressureCapacityFAD*Installed
motor
powerDriving
Mode&
Cooling
MethodDimensions
(mm)Weight
(kg)Noise
level**
dB(A)Air
outlet
pipe
diameterbar(e)psigm³/mincfmkwhpLWHDVA-157.51091.1-2.138.8-74.21520Direct
Driven
Air
Cooling1350800115052063G1"8.51231-235.3-70.615201350800115052063G1"10.51520.9-1.831.8-63.615201350800115052063G1"131890.8-1.628.2-56.515201350800115052063G1"DVA-187.51091.6-3.256.5-11318.5251350800115062065G1"8.51231.5-353-105.918.5251350800115062065G1"10.51521.4-2.749.4-95.318.5251350800115062065G1"131891.2-2.342.4-81.218.5251350800115062065G1"DVA-227.51091.9-3.867.1-134.222301350800115067065G11/4"8.51231.8-3.663.6-127.122301350800115067065G11/4"10.51521.6-3.256.5-11322301350800115067065G11/4"131891.4-2.849.4-98.922301350800115067065G11/4"DVA-307.51092.7-5.3195.3-187.530401450900120069065G11/4"8.51232.5-588.3-176.630401450900120069065G11/4"10.51522.1-4.2174.2-148.730401450900120069065G11/4"131891.9-3.7567.1-132.430401450900120069065G11/4"DVA-377.51093.4-6.72120.1-237.3375016001000140083065G11/4"8.51233.1-6.25109.5-220.7375016001000140083065G11/4"10.51522.8-5.5198.9-194.6375016001000140083065G11/4"131892.2-4.4377.7-156.4375016001000140083065G11/4"DVA-457.51094-7.99141.2-282.14560Direct
Driven
Air
Cooling16001000140094068G11/2"8.51233.6-7.25127.1-256456016001000140094068G11/2"10.51523.3-6.55116.5-231.3456016001000140094068G11/2"131892.8-5.6598.9-199.5456016001000140094068G11/2"DVA-557.51095.2-10.35183.6-365.55575180012001400115068G2"8.51234.9-9.75173-344.35575180012001400115068G2"10.51524.4-8.8155.4-310.75575180012001400115068G2"131893.9-7.85137.7-277.25575180012001400115068G2"DVA-757.51097-13.95247.2-492.675100180012001400140072G2"8.51236.5-12.98229.5-458.375100180012001400140072G2"10.51525.9-11.79208.3-416.375100180012001400140072G2"131895-10176.6-353.175100180012001400140072G2"DVA-907.51098.3-16.55293.1-584.490120Direct
Driven
Air
Cooling215013001550190072DN508.51238-15.98282.5-564.390120215013001550190072DN5010.51526.9-13.86243.6-489.490120215013001550190072DN50131896.1-12.27215.4-433.390120215013001550190072DN50DVA-1107.510910.3-20.69363.7-730.6110150245016001700245075DN808.51239.9-19.89349.6-702.3110150245016001700245075DN8010.51528.3-16.52293.1-583.3110150245016001700245075DN80131897-14.04247.2-495.8110150245016001700245075DN80DVA-1327.510912-23.98423.7-846.7132175245016001700267075DN808.512311.5-22.95406.1-810.4132175245016001700267075DN8010.515210.2-20.41360.2-720.7132175245016001700267075DN80131898.4-16.75296.6-591.4132175245016001700267075DN80DVA-1607.510915.2-30.41536.7-1073.8160215265016001800325078DN808.512314.1-28.12497.9-992.9160215265016001800325078DN8010.515211.7-23.36413.1-824.8160215265016001800325078DN80131899.8-19.5346-688.5160215265016001800325078DN80DVA-185 DVA-185W7.510916.2-32.45572-1145.8185250Direct
Driven
Air
Cooling
or
Water
Cooling265016001800325078DN808.512315.1-30.12533.2-1063.5185250265016001800325078DN8010.515213.7-27.45483.7-969.3185250265016001800325078DN801318912.2-24.43430.8-862.6185250265016001800325078DN80DVA-200 DVA-200W7.510917.4-34.78614.4-1228.1200270280019502000385082DN1008.512316-31.98565-1129.2200270280019502000385082DN10010.515214-27.95494.3-986.9200270280019502000385082DN1001318913-25.98459-917.4200270280019502000385082DN100DVA-220 DVA-220W7.510918.5-36.97653.2-1305.4220300280019502000460082DN1008.512317.2-34.46607.3-1216.8220300280019502000460082DN10010.515215.7-31.48554.4-1111.6220300280019502000460082DN1001318914.2-28.45501.4-1004.6220300280019502000460082DN100DVA-250 DVA-250W7.510921-41.97741.5-1482250350280019502000510082DN1008.512320.4-40.75720.3-1438.9250350280019502000510082DN10010.515219.2-38.39678-1355.6250350280019502000510082DN1001318917.6-35.1621.5-1239.4250350280019502000510082DN100*)Specifications are subject to change without prior noticeDENAIR Factory:
Shanghai Denair(group)CO,.Ltd. is aSino-German joint venture enterprise group integrating R&D,manufacturing and marketing.The company brought in advanced compressor R&D and manufacturing and marketing.The company brought in advanced compressor R&D and manufacturing technology of Germany Denair Group to make product development and large-scale production,including piston air compressors,double screw air compressors,Portable Air compressor,High and Medium Pressure Air Compressors,oil free air compressorand compressed air treatment equipment.DENAIR International Trading Team
We carefully selected for you the classic caseDENAIR 250hp Screw Air Compressor in Thailand
Project Name: Spraying and sandblasting in Chonburi, Thailand
Product Name: 185KW 250HP screw air compressor with air dryer, air receiver tank and air filters.
Model No. & Qty: DA-185 x 2.
Working Time: From September, 2016 till now.
Event: In September, 2015,DENAIRVIP customer in Thailand finished the installation of 2 units of 250hp screw air compressor in their factory. This is the second project supported byDENAIRfor them since we supplied 4 units of diesel portable air compressor for them in the year of 2014.DENAIR Hannover Exhibitions
FAQQ1:Are you factory or trade company?
A1:We are factory.Q2:What the exactly address of your factory?
A2:NO.10,XinhaoRoad,JinshanDistrict ,ShanghaiCity,China.Q3:Warranty terms of your machine?
A3:Two yearswarranty for the machine and technical support according to your needs.Q4:Will you provide some spare parts of the machines?
A4:Yes, of course.Q5:How long will you take to arrange production?
A5:380V 50HZ we can delivery the goods within 10 days. Other electricity or other color we will delivery within 22 daysQ6:Can you accept OEM orders?
A6:Yes,withprofessionaldesignteam,OEMordersarehighlywelcome.Contact DENAIRCompany Name: Shanghai Denair Compressor Co., LtdTelephone: +86-021-37831923Mobile:+86-15221829940Website: www.denair.net