Product Description

High Quality Hot Selling DJ-115 Cold Chamber Air Cooler It is suitable for cold storage

Floor standing air cooled evaporator
1. MOQ:1PCS 
2.Payment:30% TT in advance .70% against the B/L copy
3. Port of loading: HangZhou port
4:Delivery time:25 working days

DL DD DJ  series for your choice
DL : High temperature for -5°C preservation cold room;
DD : Medium temperature for about -18°C cold storage;
DJ : Low temperature for -35°C frozen storage;

Application fields: Biology, industry, military, food, florist, farming, medicine, logistics, hospitality, and food processing.

DL condoIe type air cooIer technoIogy parameteers

Model Refigeating   capacity NominaI area  VoIume Iniet/Outet tube of    refrigerant parameters of fan EIetrothermaI defrosting
Quantity Diameter of fan VoItage Power Air voIume Range Defrosting power      of fins Power of     defrosting   pan
L mm mm V m³/h m W W
DL-2/10 2000 10 1.4 12/19 1 300 380/220 75 1563 8 600 600
DL-4.3/20 4260 20 2.7 12/19 2 300 380/220 2*75 3126 8 2400 1200
DL-6.2/30 6200 30 3.5 12/19 2 350 380/220 2*140 4580 8 2400 1200
DL-8.2/40 8200 40 5.8 16/22 2 400 380/220 2*180 6800 10 2400 1200
DL-12.3/60 12300 60 7.6 16/22 2 400 380/220 2*180 6800 10 3000 1500
DL-16.4/80 16400 80 10.1 19/32 2 500 380 2*414 12000 15 3000 1500
DL-21.5/105 21500 105 13.5 19/40 2 500 380 2*414 12000 15 4500 1500
DL-27.6/125 27600 125 17.3 25/40 3 500 380 3*414 18000 15 6000 2000
DL-32.8/160 32800 160 19.6 25/40 3 500 380 3*414 18000 15 6000 2000
DL-37.9/185 37900 185 22.7 25/48 4 500 380 4*414 24000 15 7200 2400
DL-42.9/210 42900 210 25.8 25/48 4 500 380 4*414 24000 15 7200 2400
DL-53.3/260 53300 260 32.2 25/50 4 500 380 4*414 24000 15 9600 2400
DL-69.4/340 69400 340 41.9 28/54 4 550 380 4*600 32000 15 12000 2400
DL-83.6/410 83600 410 51.6 28/54 4 600 380 4*780 36000 15 19200 2400

DD condoIe type air cooIer technoIogy parameteers

Model Refigeating   capacity NominaI area  VoIume Iniet/Outet tube of    refrigerant parameters of fan EIetrothermaI defrosting
Quantity Diameter of fan VoItage Power Air voIume Range Defrosting power      of fins Power of     defrosting   pan
L mm mm V m³/h m W W
DD-12.7 1225 7 1.4 12/19 1 300 380/220 75 1563 8 1800 600
DD-28/15 2825 15 2.7 12/19 2 300 380/220 2*75 3126 8 2400 1200
DD-3.7/22 3700 22 3.5 12/19 2 350 380/220 2*140 4580 8 2400 1200
DD-5.3/30 5300 30 5.8 16/22 2 400 380/220 2*180 6800 10 2400 1500
DD-7.0/40 7000 40 7.6 16/22 2 400 380/220 2*180 6800 10 3000 1500
DD-11.2/60 11200 60 10.1 19/32 2 500 380 2*414 12000 15 6000 1500
DD-14.9/80 14900 80 13.5 19/40 2 500 380 2*414 12000 15 6000 4000
DD-18.7/100 18700 100 17.3 25/40 3 500 380 3*414 18000 15 8000 4000
DD-22.3/120 22300 120 19.6 25/40 3 500 380 3*414 18000 15 8000 4800
DD-26.2/140 26200 140 22.7 25/48 4 500 380 4*414 24000 15 9600 4800
DD-29.8/160 29800 160 25.8 25/48 4 500 380 4*414 24000 15 9600 4800
DD-37.2/200 37200 200 32.2 25/50 4 500 380 4*414 24000 15 12000 4800
DD-48.4/255 48400 250 41.9 28/54 4 550 380 4*600 32000 15 16800 4800
DD-57.9/310 57900 310 51.6 28/54 4 600 380 4*780 36000 15 21600 4800

DJ condoIe type air cooIer technoIogy parameteers

Model Refigeating   capacity NominaI area  VoIume Iniet/Outet tube of    refrigerant parameters of fan EIetrothermaI defrosting
Quantity Diameter of fan VoItage Power Air voIume Range Defrosting power      of fins Power of     defrosting   pan
L mm mm V m³/h m W W
DJ-1.7/10 1700 10 2.7 12/19 1 300 380/220 75 3126 8 2400 1200
DJ-2.6/15 2625 15 3.5 12/19 2 350 380/220 2*75 4580 8 2400 1200
DJ-3.4/20 3400 20 5.8 12/19 2 400 380/220 2*140 6800 8 2400 1200
DJ-5.1/30 5100 30 7.6 16/22 2 400 380/220 2*180 6800 10 3000 1500
DJ-6.8/40 6800 40 10.1 16/22 2 500 380/220 2*180 12000 10 6000 1500
DJ-8.9/55 8900 55 13.5 19/32 2 500 380 2*414 12000 15 6000 1500
DJ-11.6/75 11600 70 17.3 19/40 2 500 380 2*414 18000 15 8000 4000
DJ-14.3/85 14300 85 19.6 25/40 3 500 380 3*414 18000 15 8000 4000
DJ-17.9/105 17900 105 22.7 25/40 3 500 380 3*414 24000 15 9600 4800
DJ-19.6/115 19600 115 25.8 25/48 4 500 380 4*414 24000 15 9600 4800
DJ-23.9/140 23900 140 32.2 25/48 4 500 380 4*414 24000 15 12000 4800
DJ-28.9/170 28900 170 41.9 25/50 4 550 380 4*600 32000 15 16800 4800
DD-35.8/210 35800 210 51.6 28/54 4 600 380 4*780 40000 15 21600 4800

DL Type is used for more than a cold storage temperature is -5 DEG C, cooling capacity range 2.25~200KW
DD Type is used for cold storage temperature higher than -18 DEG C, cooling capacity range 1.5~200KW
DJ Type is used for cold storage temperature lower than -35 DEG C, cooling capacity range 1.2~200KW

 
Features:
High efficiency staggered fin pattern design
Optimized sine waved fin for high performance
Internal grooved tube for higher heat exchanger efficiency
Optimized circuiting for better evaporation
Optimized air flow to reach max. Capacity
Robust,state-of-the-art sheet metal design
Casing with white coating for corrosion protection
Dual drip tray design to avoid water condensation
Fin spacing optional for specific application
Dual fin spacing design is available for min. Frost
Tailor made unit cooler is available for special application
Specific fan motor for low temp. application, higher air flow, higher air throw
Optional defrost available (Electric, water & hot gas defrost)
Imported brand e-heaters applied for defrost
Distributor support design to avoid unexpected vibration
Special “Floating Tube” design for large unit cooler
SS or Al casing is available for certain models
Air jet for longer air throw is available for certain models
Available for CO2-DX unit cooler up to 40 bar
Provide customized brine air cooler
Technical Data

Product features:
1:RFJ air cooler sheet metal pasrt series all use hydraulic or hydraulic punch one-time punched,good appearance,strength structure.
2:Sheet metal parts are crimped aluminum,spay plate,stainless steel plate can be choosed.
3:Use strong insulating U tubular heater pipe,short defrosting time,high efficiency,also can according customer’s request to choose the water defrosting or hot freon defrosting.
4:Coil pipe use the thickness cooper tube,improve the service life,aluminum fin use hign efficiency aluminum sheet,through the pipe expansion and impinges on the cooper tube,the effect of heat transfer increase to the top.
5:Using hign efficiency fan,big air volume,far range,low noise,low power consumption,long service life,hign reliability.
6:Product all through the holding pressure filling nitrogen before product leave the factory

RFJ cold storage is widely used in food, supermarkets, hotels, aquatic products, pharmaceutical, biological, chemical, industrial and mining enterprises and other industries.It can be customized according to customer requirements and library features, the constant pursuit of excellence, has the ability to meet the special requirements of customers, to win customer satisfaction. In the past 2 years, the brand awareness has improved rapidly, the products exported to spread all over the world, and best-selling overseas.

Application:
1, textile, machinery, ceramics, fine chemicals, metallurgy, glass, metal, leather and other manufacturing industries;
2, electroplating, electronics, footwear, printing, plastics, clothing, printing, packaging, food processing industry;
3, hospitals, waiting rooms, schools, waiting rooms, supermarkets, laundry room;
Cooler instance, click to enlarge
1, kitchen, vegetable market, a large entertainment center, underground parking, railway stations and other public places; greenhouse, flowers, poultry, CZPT and other types of farms;
2, the existing air conditioning and blower equipment modification and installation.
3, the requirements of high humidity places (such as textiles, planting, etc.), can be part of the interior installation design.
4, the requirements of low humidity, low humidity and high cleanliness of the place, please carefully consider the suitability of use.

 

What to Look For When Buying an Air Compressor

An air compressor is a very useful tool that can help you complete many different types of construction jobs. This handy machine makes many tasks much easier, but not all of them are created equally. Understanding what to look for when buying an air compressor will help you make an informed decision. Here are some of the things you should look for. These include price, size, and energy efficiency. Also, make sure to consider the air compressor’s type.
air-compressor

Single-stage air compressors are quieter

When it comes to noise level, single-stage air compressors are the way to go. These machines have fewer moving parts and are quieter than two-stage models. Single-stage air compressors use an axial flow design and can be quieter than their dual-stage counterparts. Single-stage air compressors can run longer and at lower pressures. Single-stage air compressors can be used for light industrial applications. They have a long life expectancy, with some models lasting for over 3 thousand hours.
While some single-stage air compressors are quieter than two-stage air compressors, both models have noise-reduction features. One type features rubber parts, which are designed to dampen noise. Another feature makes a compressor quieter: its location near the job site. Some models feature rubber base plugs and rubber mats to reduce floor vibrations. In addition to using these features, single-stage compressors are easier to transport.
Noise levels are important when choosing an air compressor. Some machines are too noisy for comfortable work, and some businesses don’t want to expose customers to noise-generating air compressors. Other noise levels can even endanger workers’ health. Single-stage air compressors are more affordable than dual-stage compressors. They are also quieter and more powerful. But be prepared for the noise. Some single-stage air compressors are still noisy.
Compared to their two-stage counterparts, single-stage compressors are quieter when running at full capacity. However, double-stage compressors are quieter on low capacities than single-stage units. Those with variable speed are quietest at lower capacities. The difference is about 10db. If you’re concerned about the noise level, you should consider a two-stage air compressor. But if you have a small workshop, it may not be suitable for you.
One-stage air compressors are generally more efficient than two-stage air compressors. The noise from a two-stage air compressor is lower because there’s no intermediate stage. Single-stage air compressors also use a piston that rotates in a single stage, while dual-stage air compressors, also known as duplex models, are more efficient. A single-stage air compressor is quieter, but double-stage compressors are louder.
air-compressor

Two-stage air compressors are more energy efficient

Two-stage air compressors are more energy-efficient than single-stage machines. The efficiency of two-stage air compressors is increased through a combination of improved efficiency and increased longevity. These machines can store more air and have higher compression ratios. One model of a two-stage compressor can hold approximately 83 cubic feet of air at 100 PSI and 120 cubic feet at 150 PSI. A two-stage compressor is also quieter.
Two-stage air compressors are more energy-efficient because they have 2 pistons instead of one. These air compressors achieve a higher pressure rating and recover more quickly. This type of compressor is perfect for jobs that require high air pressure for a prolonged period of time. In addition, they can operate multiple tools simultaneously. This makes them better for commercial and industrial use. Listed below are some benefits of two-stage air compressors.
Single-stage air compressors can power tools in the garage or kitchen, but they are not as reliable for industrial applications. Single-stage compressors have larger parts that tend to experience condensation. Furthermore, single-stage compressors do not last long in continuous use and are less energy-efficient than two-stage ones. Whether you’re using the compressor for a single tradesperson, a small crew, or a large construction crew, two-stage compressors are the best choice.
Single-stage air compressors are often used in small-scale food preparation and production. Single-stage air compressors are easy to transport between locations, and can be plugged into several electrical outlets. Single-stage compressors are also ideal for high-volume food processing. A dual-stage air compressor is ideal for industrial use. In some cases, you can even move the single-stage air compressor between two-stage air compressors.
Single-stage compressors often cycle too quickly, drawing more electricity than two-stage units. A variable speed unit stays on a low speed for hours at a time. Single-stage air conditioners force you to lower your thermostat settings while single-stage air conditioners run too often. Both units are energy-efficient but they are not as energy-efficient as variable-speed compressors. The main difference is that single-stage air conditioners tend to drain the power source quicker.

Piston-driven air compressors are quieter

A piston-driven air compressor is 1 of the quietest types of air compressors. It is less noisy than reciprocating air compressors. A piston-driven air compressor can reach 62 decibels, while a scroll compressor is around half that volume. The 2 main components of a scroll air compressor are the piston and the helical screw. These air compressors are both very efficient and quiet.
Older compressors are incredibly noisy. They produce a “wumpa” noise similar to a large engine. They are also capable of producing a high-pitched whine. These noises can be deafening, especially in a small workshop. That’s why it’s essential to look for a quiet compressor. But what makes a compressor quiet? Read on to learn more about this essential tool.
Another difference between piston-driven air compressors and electric-driven air compressors is the power source. Electric air compressors produce less noise than gas-powered compressors, which use an engine. Piston-driven air compressors are also more efficient. They also generate less heat, making them an ideal choice for offices and other settings where noise is a problem. The best way to decide between the 2 types of air compressors is to check the manufacturer’s warranty and read the ‘Description’.
Noise reduction is the first priority of a compressor’s owner, so make sure that you have the right model. If you’re working on something sensitive, don’t place the compressor too close to a building where people might be nearby. Noise can be very disruptive to the workspace and can cause health problems. To help combat noise, you’ll need to buy a quiet air compressor. And don’t forget to consider its location: Piston-driven air compressors are quieter than their reciprocating counterparts.
Piston-driven air compressors are quiet because the piston is made of thin metal and more rubber, which absorbs the sound. Unlike reciprocating air compressors, piston-driven air compressors are more efficient than their dual-piston cousins, which are quieter and more powerful. So which type is right for you? Take a look at some of the main differences between the two. If you want a quiet compressor, make sure it meets the specifications required by the job you’re working on.
air-compressor

Oil-lubricated air compressors are more cost-effective

There are several reasons why oil-lubricated air compressors are more expensive than dry-type air compressors. First of all, oil-lubricated air compressors tend to be more reliable and quiet. Additionally, oil-lubricated air compressors require fewer parts and can last longer than dry-type air compressors. These are just a few of the many benefits of using oil-lubricated air compressors.
Oil-free air compressors have some disadvantages. They are less durable and may not be as efficient as oil-lubricated models. Additionally, because oil-lubricated air compressors use oil, they can get very noisy. While they are less expensive, they are not the best option for heavy-duty work. However, modern oil-free air compressors have soundproofing and are suitable for industrial use.
When purchasing an oil-lubricated air compressor, make sure to choose 1 with a tank capacity that meets your needs and your space. Larger tanks can be more expensive than small tanks, but larger units are easier to move around. Also, be sure to consider the weight and size of the portable air compressors when making your choice. If the weight is too large, you may have trouble carrying it from place to place.
Another benefit of using oil-lubricated air compressors is their reduced need for oil. These models can last up to a decade longer than oil-free counterparts. Oil-free air compressors are more affordable and can achieve the same high performance as their oil-lubricated counterparts. Many industrial applications benefit from these air compressors. So, which 1 is right for you? We’ve listed a few of them below.
Another benefit of choosing an oil-lubricated air compressor is the reduced cost of maintenance. This type is more durable than its oil-lubricated counterparts, which require regular oil changes to keep them running smoothly. However, it is not feasible to transport an oil-lubricated compressor, which means that you must install it permanently to keep it working efficiently. In addition, these air compressors are difficult to move and are not portable, which can limit your ability to use it in a pinch.

China High Quality Hot Selling DJ-115 Cold Chamber Air Cooler It Is Suitable for Cold Storage  China High Quality Hot Selling DJ-115 Cold Chamber Air Cooler It Is Suitable for Cold Storage

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