DHH LDM series variable frequency oil-less screw compressors are lower noise, coupling high efficiency, reliable quality.
Shanghai DHH screw compressor features:
1, perfect performance
2, microcomputer controller
3, dhh screw compressor OEM acceptablee
Welcome to visit our factory!


Screw Compressor Technical Parameters:
Note:A represents air-cooling type,
Working environment temperature: 2 °C ~ 45 °C;
The exhaust temperature is less than environment temperature about + 10 °C ~ 15 °C.
Driving mode: belt transmission;
Startup mode:  Y-Δ start ;
Work power: 380V / 50HZ 3 phase 4wire type;
F.A.D volume flow test is according to ASMC PTC9 or ISO1217 standard (GB/T3853).

Certificate


Packaging & Shipping
Export package, by plywood case,  before packing, the air compressors will be covered by pp film, and bottom fixed by nails to fasten it.

Our Services
 If you have any question about our air compressors, do feel free to let us know,  we will give you reply within 24 hours


Company Vision
Lead change to create a green power from air power
Lead the air compressor field with technological innovation

Business purposes
Customer trust to do business and create value for society
Earned profits for shareholders and seek happiness for employees

Core Values
Never stop thinking  Never stop practice
Bearing responsibility for quality 
Bearing reputation for brand
 
Company Information
Shanghai DHH Screw Compressor Co., Ltd is a leading screw compressor manufacturer in Shanghai, China. We focus on the research & develop and manufacture of screw air compressors and related after-treatment equipment over 15 years experience. 
Our screw compressors include air & water cooled compressor, belt & direct driven compressor, variable frequency compressor, low pressure compressor, oil free compressor, diesel driven portable compressor and piston compressor; Our after-treatment equipments include refrigeration & adsorption air dyers, precision Air filter and Air receiver. 
Our products have passed CE certificate. We offer you world-class products with advanced features, competitive price, and reliable quality and on time delivery. 
We always make superior quality screw compressor because of adopting Germany advanced production technology and European famous brands machine parts for compressors. 
Shanghai DHH screw compressor has an experienced expert team, not only provide users with high-quality and high-efficiency compressed air system equipment, but also provide users with optimum air system solutions during before-sale, sale and after-sale services. 
In China Market, our compressor has become the preferred choice to customer through technical superiority, strong sales network and excellent after-sales service. 
In the world market, our products are available in 40 countries covering Europe, North America, South America Australia, Asia, Africa, and Middle-East. 

 
FAQ

1.Q:Are you a factory or trading company? 
A: We are a factory.

2.Q:Where is your factory located? How can I visit there? 
A: Our factory is located in Jiading District of Shanghai, China.You can fly to Shanghai airport directly.
All our clients, from home or abroad, are warmly welcome to visit us!

3.Q:How can I get some samples? 
A: We are honored to offer you samples.

4.Q:How does your factory do regarding quality control? 
A:"Quality is priority. we always attach great importance to quality controlling from the very beginning to the very end. Our factory has gained ISO9001:2008 authentication.