Specifications
Brand Name :
DONGXING
Model Number :
DX-50AS
MOQ :
1
Payment Terms :
T/T
Delivery Time :
15-30days
Packaging Details :
Plywood case
Price :
6000-2000000RMB/Set
Machinery Test Report :
ON Provided
Warranty :
About 12 Months
Control System :
Microprocessor
Compressor Control :
25-50-75-100%
Chiller Type :
shell and tube Chiller
Condenser :
Aluminum finned copper tube + axil fan
Key Selling Points :
Sustainable
Operating Temperature :
5-45°C
Refrigeration :
R22/ R407C/R134A
Pipe Diameter :
4 Inch
Fan Cms :
60000m3/s
Temperature Range :
7-35C
Working Temperature Range :
5- 45 Celsius
Compressor Quantity :
Single or Double
Compressor Brand :
Bitzer or Hanbell
Description

Customizable Air Cooled Screw Chiller with Acid-Proof and Anti-Corrosion Features for Optimal Cooling Solutions(250HP-300HP)

Can be customized acid-proof, anti-corrosion, frequency conversion, explosion-proof. The air-cooled screw chiller (single/double series) adopts screw compressors of internationally renowned brands (Taiwan Hanbell, Bitzer), supporting high-quality and high-performance copper pipes to make cold field evaporators and world-renowned brand components to make the unit It has the advantages of small size, low noise, large energy, long life, and easy operation. Its beautiful and exquisite shape design and reliable and stable high-performance quality are outstanding among similar products!

The air-cooled screw chiller (single/double series) adopts screw compressors of internationally renowned brands (Taiwan Hanbell, Bitzer), supporting high-quality and high-performance copper pipes to make cold field evaporators and world-renowned brand components to make the unit It has the advantages of small size, low noise, large energy, long life, and easy operation. Its beautiful and exquisite shape design and reliable and stable high-performance quality are outstanding among similar products!

Compressor features:

*The compressor adopts an international brand, a new type of high-efficiency pendulum rotary sub-compressor, which is 20%-30% more efficient than ordinary compressors, and has obtained IS9001 international certification quality with patents from Europe and the United States. *High efficiency 5:6 patented asymmetric rotor tooth profile.

+Capacity control can adopt four-stage (100%-75%-50%-25%) or three-stage (100-66%-33%) and stepless control system: *11 bearings and a-shaft The combined design of the thrust balance drum greatly increases the bearing life by 2.5-3.5 times.

+Using high-efficiency silicon steel sheet special groove design, and equipped with internal and external omnidirectional design cooling flow, so that the compressor motor can play the highest efficiency under any load.

The unique built-in oil pressure system does not require an oil pump and ensures that the compressor maintains the best lubrication effect. The oil separation adopts a double-layer filter method, which has a good oil filtering effect and the heat exchanger can exert its maximum capacity. *High efficiency, low noise, low vibration,

A variety of refrigerants are available, in addition to R22 refrigerant, environmentally friendly refrigerants such as R134a, R407c, etc. can also be used

A full range of compressor capacity ratios (VI=2.2/2.6/3.0/3.5) are available for selection, which can effectively avoid additional energy consumption caused by over-compressor or insufficient compressor.

Air-cooled screw chiller (single head) parameters

In-Depth Expansion of Application Scenarios
In the industrial sector, air-cooled screw chillers serve multiple key industries with their exceptional performance. In the chemical industry, facing highly corrosive and complex working conditions, customized acid-proof and anti-corrosion units can stably cool equipment such as reactors and condensers, ensuring the safe operation of chemical processes. In the pharmaceutical industry, their precise temperature control meets the stringent requirements for ambient temperature in drug production, guaranteeing the stability of drug quality. In the electronics manufacturing field, these chillers provide ultra-low temperature and highly stable cooling environments for processes like chip manufacturing and LCD panel production, preventing precision components from being damaged by high temperatures. In commercial settings, such as large shopping malls, hotels, and office buildings, the low-noise and high-airflow characteristics of the units create a comfortable indoor environment, while the energy-efficient design significantly reduces operating costs.
  1. Equipped with an air-cooled system, this screw chiller delivers consistent cooling without water dependency. The robust screw compressor ensures energy efficiency, easy integration, and long lifespan, perfect for remote facilities or water-restricted areas.

Item/Model DX-100AS DX-130AS DX-150AS DX-210AS DX-240AS DX-260AS
Cooling capacity Btu/h 341200 443560 511800 716520 818880 887120
Kcal/h 86000 111800 129000 180600 206400 223600
Kw 100 130 150 210 240 260
Input total power KW 39 43 49 67 73 84
Maximum operating current A 91 116 122 165 215 250
power supply 3PH-380V-50HZ
The refrigerant R22/R407C
Refrigeration circuit 1
Refrigerant flow control method External balance temperature-sensitive thermal expansion valve
compressor type Semi-closed screw type
quantity 1
Start method Y-△start
Energy control (%) 0-25-50-75-100
Condenser type Air-cooled high-efficiency internal thread copper pipe sleeve aluminum sheet
Power (KW) 3.9 4.3 5.5 7.5 8.8 8.8
Air volume (m3/h) 40000 48000 60000 75000 100000 100000
Evaporator type Dry shell and tube
quantity 1
Chilled water flow (m3/h) 17 twenty two 26 36 41 45
Inlet and outlet pipe 3 3 3 3 4 4
Safety protection device Compressor overheat protection, unit overload protection device, high and low pressure protection device, antifreeze protection device, power supply reverse phase/phase loss protector, flow protection.
Unit weight Kg 1600 1800 1950 2260 2500 2800
Running weight Kg 1800 2000 2150 2420 2800 3100
Item/Model DX-320AS DX-400AS DX-460AS DX-500AS DX-570AS DX-620AS
Cooling capacity Btu/h 1091840 1365600 1569520 1706000 1944840 2115440
Kcal/h 275200 344000 395600 430000 490200 533200
Kw 320 400 460 500 570 620
Input total power KW 103 120 143 158 183 201
Maximum operating current A 275 290 352 395 454 493
power supply 3PH-380V-50HZ
The refrigerant R22/R407C
Refrigeration circuit 1
Refrigerant flow control method External balance temperature-sensitive thermal expansion valve
compressor type Semi-closed screw type
quantity 1
Start method Y-△start
Energy control (%) 0-25-50-75-100
Condenser type Air-cooled high-efficiency internal thread copper pipe sleeve aluminum sheet
Power (KW) 12 12 13.2 15 18 twenty one
Air volume (m3/h) 140000 140000 164000 180000 210000 235000
Evaporator type Dry shell and tube
quantity 1
Chilled water flow (m3/h) 55 67 79 86 98 107
Inlet and outlet pipe 4 5 5 6 6 6
Safety protection device Compressor overheat protection, unit overload protection device, high and low pressure protection device, antifreeze protection device, power supply reverse phase/phase loss protector, flow protection.
Unit weight Kg 3500 3800 4200 4500 4800 5300
Running weight Kg 3800 4200 4600 4900 5300 5800


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Customizable Air Cooled Screw Chiller Anti Corrosion 250HP Screw Type Chiller



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Customizable Air Cooled Screw Chiller Anti Corrosion 250HP Screw Type Chiller

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Brand Name :
DONGXING
Model Number :
DX-50AS
MOQ :
1
Payment Terms :
T/T
Delivery Time :
15-30days
Packaging Details :
Plywood case
Contact Supplier
Customizable Air Cooled Screw Chiller Anti Corrosion 250HP Screw Type Chiller

Shenzhen Dongxing Refrigeration Electromechanical Co., Ltd.

Verified Supplier
1 Years
shenzhen
Since 2007
Business Type :
Manufacturer
Total Annual :
30000000-32000000
Employee Number :
150~200
Certification Level :
Verified Supplier
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