Product description
DCF Series (Direct) Variable Frenquency Screw Air Compressor
DHH variable frenquency screw compressor equipped with special customized inverter system,using the latest technology IGBT4 chip,has thermostability, reliable quality,long life service etc; energy-saving effect is always leader in the world.
Model: DC-50A
Free air delivery: 4.9~6.5m3/min
Working pressure: 7~13bar
Screw air end rotor lobe: 5:6
Brand of screw air end:Rotorcomp/GHH/Hanbell
Control: Mircro PLC controller
Driven: direct coupling
Cooling: by air
Electric motor: Siemens Motor 50hp 37kW 380V/3PH/50HZ,IP54 protection level
Discharge temperature: less than ambient +8 ºC
Noise: less than 68 dB(A)
Air outlet size: G1"
Dimension: 1500*940*1415mm
Weight: 655kg
Warranty: 24 months for the screw air end,12 months for the whole set compressor except air filter,oil filter and oil/air separator.
Advatages:
1.save electricity
2.maintenance cost is reduced greatly
3.supply constant pressure gas; improve production efficiency and production quality.
4.improve produce gas efficiency about 5% and 15%
5.prolong the service life of compressor; from the 10-15years increased to 15-20 years.
6.improve transformer and grid operation effect
7.to reduce noise
8.quality guarantee
1.A represents air-cooling type,W represents water-cooling type;
2.Working Environment temperature: -5ºC~45ºC;
3.Discharge temperature is less than ambient temperature +10ºC~15ºC;
4.Drive mode: coupling direct driven
5.Startup Mode: frenquency start
6.Work Power: 380V / 50HZ, 460V / 230V voltages can be made for customers;
7.F.A.D volume flow test is according to ASMC PTC9 or ISO1217 standard (GB/T3853)
Advantages
Air end
1.SAP type line to maximize the screw compression efficiency Similar products save more than 5%
2.High machining accuracy, low vibration of main machine and low noise
3.Reached National Level 1 Energy Efficiency Standard.
Motor
1.Efficient design, SKF bearings, ensure the long life of the motor.
2.IP54 protected fully enclosed motor, worry-free in harsh conditions run.
3.Standard phase sequence protection to prevent reversal.
Large Touch Master Controller
1.Matching inverter exclusive customization.
2.LCD Chinese and English switch display.
3.Rich self-diagnostic functions such as fault alarm, maintenance reminder, automatic shutdown, etc.
4.Clock function, can set timing switch.
5.Multiple signal outputs: RS485 port.
Inverter
1.ABB / Siemens brand vector control frequency conversion system, frequency conversion response speed is faster.
2.Constant pressure output to remove pressure fluctuation and off-load.
3.Constant temperature output at 9~85°C, Low starting current to protect components,15% energy-saving.
Pre-filter Protection
1.Unique pre-filter cover design to keep the inside of the machine clean and extend the maintenance cycle.
2.Easy to disassemble and clean, and can be reused.
Efficient Cooling System
1.Adopting large-size high-efficiency cooler to cope with harsh working conditions.
2.Adopt independent large fan combined with oil cooling system, lower temperature and more stable.
Electrical System
1.Standardized design, safe and reliable.
2.Professional wiring interface,the wiring is reasonable, simple, clear and easy to maintain.,
3.Schneider and Siemens are equipped with a series of high-level components, and their safe use is guaranteed for a long time.
Direct Drive
1.1: 1 direct drive, stable and efficient.
2.Adopts more mature split-type direct drive, which is more reliable and easier to maintain than integrated drive.
3.Imported brand, large size coupling to ensure the long life of the drive system.
Adaptable
For some areas with poor operating conditions such as high temperature and high humidity,large-area plate heat exchangers and high-efficiency air coolers are used.
Exhaust pipe
The exhaust pipe adopts double-layer bellows,and the oil passage adopts special temperature resistance of 125 °C high-pressure hose.
Certificate
Project Case
Air compressors belong to the general equipment category and are widely used in steel, electric power, metallurgy, shipbuilding, textiles, electronics, chemicals, petroleum, mining, light industry, machinery manufacturing, paper printing, transportation facilities, food and medicine, casting and spraying, shipping terminals, Military technology, automotive technology, automotive industry, aerospace, infrastructure and other fields.
Customer Feedback
Packaging and Shipping
Our workers pack the tested air compressors in wooden cases. After the packaging is completed, the air compressor will be transported to the port and then shipping to the world.
Company Profile
Dehaha Compressor was founded in 1996 with over 150 skilled employees and more than 25 R&D engineers' teams.We focus on the research & develop, manufacture and energy-saving solutions of screw air compressor to create value for customers and society.
Dehaha opened to the world since 2015, and now we have a foreign trade department with more than dozens people, serving customers around the world 24 hours. We have sales representatives who can speak English, Spanish, Portuguese, French,and Russian which makes it easier for our clients from all over the world to interact and negotiate with us.now our valued customers are over 130 countries. Germany Standard and 13 years exporting experience help us won more than 50 loyal overseas agents.
Dehaha continuously innovates product development and management to meet customers' demand. The powerful enterprise culture and continuous innovation make Dehaha improved rapidly to reach the business principle "Energy Saving First, Mutual Value Shared". The production line of DEHAHA is consist of screw air compressor from 5.5KW to 550KW, oil free air compressor, portable air compressor, permanent magnet variable frequency air compressor, high pressure air compressor and compressed air purification equipment,etc.
Dehaha mission is to be a world-renowned high-end brand, with sustainable development, constantly improving its own value and sharing it with our customers and staff. Committed to offer our customers a silent and energy-saving manufactured products.
Our Service
1.24/7 after sales service support in different languages.
2.Follow up the feedback of products in 2 months interval by email or call.
3.Guidance of installation and commissioning on site can be provided by factory-trained technicians or local Authorized Service Center.
4.Technical training for customers in DEHAHA air compressor factory or working site.
5.Plenty of original spare parts with proven quality are all available from our central stocks in Shanghai and all distributors'depots.
6.All kinds of technical documents in different languages.
Why choose us?
1.Quality Guarantee
With more than 24 years industry experience and our compressor approved by CE, ISO9001, SGS, And TUV test.The raw materials are strictly inspected and Some key parts are imported from overseas.Each compressor must pass at least 5 hours of continuous testing before leaving the factory.
2.Warranty Period
The complete machines are proviede with one-year warranty, and the compressor air end with Two-year warranty and lifetime maintenance(With the exception of wearing parts)
3. Installation and Commissioning
Provied customers with installation and commissioning instructions,and all service-providing personnel are strictly trained technically by our company.
4.After -sales Services
Our company has service network in world, giving prompt replies to customers after notified within 24~48hours for troubleshooting.
5.Spare Parts
Our company always supply spare parts on most favorable terms.
FAQ
Q1. Are you trading company or manufacture ?
A: We are professional manufacture of screw air compressor of Qidong(Close to Shanghai), China, more than 24 years.
Q2. How long is the delivery time ?
A: For standard voltage ,15 working days. Non-standard ,please contact our sales.
Q3. What's payment term ?
A: T/T, L/C, D/P, Western Union, Paypal, Credit Card, and etc. Also we could accept USD, RMB, Euro and other currency.
Q4. How about your after-sales service ?
A: 1.Provide customers with installation and commissioning online instructions.
2. Well-trained engineers available to overseas service.
3.Worldwide agents and after service avaiable.arrange our engineers to help you training and installation.
Q5. How about your warranty?
A: One year for the whole machine and two years for screw air end, except consumable spare parts.
Q6. Do you have any certificate ?
A: Yes, per different customer's market need ,we can offer CE ,ISO etc certificate.
Q7. What about the maintenance ?
A: First maintenance need to be done after 500Hours, and then every 2000-3000 hours to do the normal maintenance, and consider the actual environment.
Q8. How do you control quality ?
A: 1.The raw materials are strictly inspected
2. Some key parts are imported from overseas
3.Each compressor must pass at least 5 hours of continuous testing before leaving the factory.
Q9. Do you offer OEM service ?
A: Yes.Both OEM & ODM service can be accepted.
Q10.How long could your air compressor be used?
A: Generally, more than 10 years.
DCF Series (Direct) Variable Frenquency Screw Air Compressor
DHH variable frenquency screw compressor equipped with special customized inverter system,using the latest technology IGBT4 chip,has thermostability, reliable quality,long life service etc; energy-saving effect is always leader in the world.
Model: DC-50A
Free air delivery: 4.9~6.5m3/min
Working pressure: 7~13bar
Screw air end rotor lobe: 5:6
Brand of screw air end:Rotorcomp/GHH/Hanbell
Control: Mircro PLC controller
Driven: direct coupling
Cooling: by air
Electric motor: Siemens Motor 50hp 37kW 380V/3PH/50HZ,IP54 protection level
Discharge temperature: less than ambient +8 ºC
Noise: less than 68 dB(A)
Air outlet size: G1"
Dimension: 1500*940*1415mm
Weight: 655kg
Warranty: 24 months for the screw air end,12 months for the whole set compressor except air filter,oil filter and oil/air separator.
Advatages:
1.save electricity
2.maintenance cost is reduced greatly
3.supply constant pressure gas; improve production efficiency and production quality.
4.improve produce gas efficiency about 5% and 15%
5.prolong the service life of compressor; from the 10-15years increased to 15-20 years.
6.improve transformer and grid operation effect
7.to reduce noise
8.quality guarantee
| DHH | Air Flow Capacity(m³/min) | Power | Noise | Outlet Diameter | Dimension | Weight | ||||
| Model | 0.7Mpa | 0.8Mpa | 1.0Mpa | 1.3Mpa | KW | HP | dB(A) | INCH | WxDxH mm | Kg |
| DCF-30A | 3.6 | 3.4 | 3.2 | 2.8 | 22 | 30 | 68 | G1'' | 1300x920x1100 | 730 |
| DCF-50A | 6.5 | 6.2 | 5.6 | 4.9 | 37 | 50 | 69 | G1 1/2'' | 1450x1000x1240 | 950 |
| DCF-75A/W | 10.1 | 9.5 | 8.5 | 7.5 | 55 | 75 | 70 | G2'' | 1720x1200x1340 | 1750 |
| DCF-100A/W | 13.6 | 12.8 | 12.3 | 10.2 | 75 | 100 | 72 | G2'' | 2010x1260x1460 | 1980 |
| DCF-125A/W | 16.1 | 15.5 | 14.0 | 12.5 | 90 | 125 | 72 | DN50 | 2010x1260x1460 | 2580 |
| DCF-150A/W | 21.2 | 19.6 | 17.8 | 15.5 | 110 | 150 | 73 | DN65 | 2300x1600x1790 | 2900 |
| DCF-175A/W | 24.1 | 23.3 | 20.5 | 17.8 | 132 | 175 | 74 | DN65 | 2300x1600x1790 | 3100 |
| DCF-220A/W | 28.8 | 27.8 | 25.0 | 22.4 | 160 | 220 | 75 | DN80 | 2650x1700x1850 | 3600 |
| DCF-250A/W | 32.5 | 31.2 | 28.0 | 25.8 | 185 | 250 | 77 | DN80 | 2650x1700x1850 | 3980 |
| DCF270A/W | 34.5 | 34.0 | 30.5 | 28 | 200 | 270 | 76 | DN80 | 2650x1700x1850 | 4350 |
| DCF-300A/W | 36.8 | 34.7 | 31.5 | 29.5 | 220 | 300 | 80 | DN100 | 3000x1900x1930 | 4950 |
| DCF-350A/W | 43.0 | 41.5 | 38.0 | 34.9 | 250 | 350 | 78 | DN100 | 3000x1900x1930 | 5300 |
| DCF-375A/W | 51.35 | 50.59 | 46.06 | 41.51 | 280 | 375 | 82 | DN125 | 4200x2200x2240 | 7600 |
| DCF-400A/W | 56.79 | 55.95 | 50.08 | 45.62 | 315 | 400 | 82 | DN125 | 4200x2200x2240 | 7600 |
| DCF-450A/W | 66.08 | 65.43 | 55.12 | 49.58 | 355 | 450 | 83 | DN125 | 4200x2200x2240 | 8200 |
| DCF-500A/W | 75.05 | 74.31 | 64.46 | 58.07 | 400 | 500 | 83 | DN125 | 4200x2200x2240 | 8200 |
2.Working Environment temperature: -5ºC~45ºC;
3.Discharge temperature is less than ambient temperature +10ºC~15ºC;
4.Drive mode: coupling direct driven
5.Startup Mode: frenquency start
6.Work Power: 380V / 50HZ, 460V / 230V voltages can be made for customers;
7.F.A.D volume flow test is according to ASMC PTC9 or ISO1217 standard (GB/T3853)
Advantages
Air end
1.SAP type line to maximize the screw compression efficiency Similar products save more than 5%
2.High machining accuracy, low vibration of main machine and low noise
3.Reached National Level 1 Energy Efficiency Standard.
Motor
1.Efficient design, SKF bearings, ensure the long life of the motor.
2.IP54 protected fully enclosed motor, worry-free in harsh conditions run.
3.Standard phase sequence protection to prevent reversal.
Large Touch Master Controller
1.Matching inverter exclusive customization.
2.LCD Chinese and English switch display.
3.Rich self-diagnostic functions such as fault alarm, maintenance reminder, automatic shutdown, etc.
4.Clock function, can set timing switch.
5.Multiple signal outputs: RS485 port.
Inverter
1.ABB / Siemens brand vector control frequency conversion system, frequency conversion response speed is faster.
2.Constant pressure output to remove pressure fluctuation and off-load.
3.Constant temperature output at 9~85°C, Low starting current to protect components,15% energy-saving.
Pre-filter Protection
1.Unique pre-filter cover design to keep the inside of the machine clean and extend the maintenance cycle.
2.Easy to disassemble and clean, and can be reused.
Efficient Cooling System
1.Adopting large-size high-efficiency cooler to cope with harsh working conditions.
2.Adopt independent large fan combined with oil cooling system, lower temperature and more stable.
Electrical System
1.Standardized design, safe and reliable.
2.Professional wiring interface,the wiring is reasonable, simple, clear and easy to maintain.,
3.Schneider and Siemens are equipped with a series of high-level components, and their safe use is guaranteed for a long time.
Direct Drive
1.1: 1 direct drive, stable and efficient.
2.Adopts more mature split-type direct drive, which is more reliable and easier to maintain than integrated drive.
3.Imported brand, large size coupling to ensure the long life of the drive system.
Adaptable
For some areas with poor operating conditions such as high temperature and high humidity,large-area plate heat exchangers and high-efficiency air coolers are used.
Exhaust pipe
The exhaust pipe adopts double-layer bellows,and the oil passage adopts special temperature resistance of 125 °C high-pressure hose.
Certificate
Project Case
Air compressors belong to the general equipment category and are widely used in steel, electric power, metallurgy, shipbuilding, textiles, electronics, chemicals, petroleum, mining, light industry, machinery manufacturing, paper printing, transportation facilities, food and medicine, casting and spraying, shipping terminals, Military technology, automotive technology, automotive industry, aerospace, infrastructure and other fields.
Customer Feedback
Packaging and Shipping
Our workers pack the tested air compressors in wooden cases. After the packaging is completed, the air compressor will be transported to the port and then shipping to the world.
Company Profile
Dehaha Compressor was founded in 1996 with over 150 skilled employees and more than 25 R&D engineers' teams.We focus on the research & develop, manufacture and energy-saving solutions of screw air compressor to create value for customers and society.
Dehaha opened to the world since 2015, and now we have a foreign trade department with more than dozens people, serving customers around the world 24 hours. We have sales representatives who can speak English, Spanish, Portuguese, French,and Russian which makes it easier for our clients from all over the world to interact and negotiate with us.now our valued customers are over 130 countries. Germany Standard and 13 years exporting experience help us won more than 50 loyal overseas agents.
Dehaha continuously innovates product development and management to meet customers' demand. The powerful enterprise culture and continuous innovation make Dehaha improved rapidly to reach the business principle "Energy Saving First, Mutual Value Shared". The production line of DEHAHA is consist of screw air compressor from 5.5KW to 550KW, oil free air compressor, portable air compressor, permanent magnet variable frequency air compressor, high pressure air compressor and compressed air purification equipment,etc.
Dehaha mission is to be a world-renowned high-end brand, with sustainable development, constantly improving its own value and sharing it with our customers and staff. Committed to offer our customers a silent and energy-saving manufactured products.
Our Service
1.24/7 after sales service support in different languages.
2.Follow up the feedback of products in 2 months interval by email or call.
3.Guidance of installation and commissioning on site can be provided by factory-trained technicians or local Authorized Service Center.
4.Technical training for customers in DEHAHA air compressor factory or working site.
5.Plenty of original spare parts with proven quality are all available from our central stocks in Shanghai and all distributors'depots.
6.All kinds of technical documents in different languages.
Why choose us?
1.Quality Guarantee
With more than 24 years industry experience and our compressor approved by CE, ISO9001, SGS, And TUV test.The raw materials are strictly inspected and Some key parts are imported from overseas.Each compressor must pass at least 5 hours of continuous testing before leaving the factory.
2.Warranty Period
The complete machines are proviede with one-year warranty, and the compressor air end with Two-year warranty and lifetime maintenance(With the exception of wearing parts)
3. Installation and Commissioning
Provied customers with installation and commissioning instructions,and all service-providing personnel are strictly trained technically by our company.
4.After -sales Services
Our company has service network in world, giving prompt replies to customers after notified within 24~48hours for troubleshooting.
5.Spare Parts
Our company always supply spare parts on most favorable terms.
FAQ
Q1. Are you trading company or manufacture ?
A: We are professional manufacture of screw air compressor of Qidong(Close to Shanghai), China, more than 24 years.
Q2. How long is the delivery time ?
A: For standard voltage ,15 working days. Non-standard ,please contact our sales.
Q3. What's payment term ?
A: T/T, L/C, D/P, Western Union, Paypal, Credit Card, and etc. Also we could accept USD, RMB, Euro and other currency.
Q4. How about your after-sales service ?
A: 1.Provide customers with installation and commissioning online instructions.
2. Well-trained engineers available to overseas service.
3.Worldwide agents and after service avaiable.arrange our engineers to help you training and installation.
Q5. How about your warranty?
A: One year for the whole machine and two years for screw air end, except consumable spare parts.
Q6. Do you have any certificate ?
A: Yes, per different customer's market need ,we can offer CE ,ISO etc certificate.
Q7. What about the maintenance ?
A: First maintenance need to be done after 500Hours, and then every 2000-3000 hours to do the normal maintenance, and consider the actual environment.
Q8. How do you control quality ?
A: 1.The raw materials are strictly inspected
2. Some key parts are imported from overseas
3.Each compressor must pass at least 5 hours of continuous testing before leaving the factory.
Q9. Do you offer OEM service ?
A: Yes.Both OEM & ODM service can be accepted.
Q10.How long could your air compressor be used?
A: Generally, more than 10 years.