China CO2 Refrigeration Equipment Air Cooled Evaporator Air Cooler for Cold Room

Product Description

Product description:

D series evaporator is a kind of cooling equipment suitable for various cold storages such as quick freezing fresh keeping and etc. There are 3 types available: DL DD and DJ which fits for the different cold temperatures. It has compact structure and make full use of warehouse area which can make the storage food cool rapidly and improve the freshness of storage food. DL type is suitable for fresh-keeping storehouse around O degree DD type suitable for chiller room around -18 degree DJ type is suitable for freezer room around -25 degree.

The features as follows:
The evaporator are of reasonable structure uniform frosting and high efficiency heat exchange;
The shell is made of quality steel with surface plastic-sprayedwhich is corrosion-resistant and beautiful;
The evaporator are assembled with quality fan motor with low noise big air volume and stable operation;
The evaporator adopt U-shaped stainless copper pipe evenly put into the fins which can shorten the defrosting time;
The shell materials can be produced according to customer’s requirement;
The evaporator are tested under air pressure2. 5MPa guaranteeing the products’ high gas tightness.

Product parameters:

Tech.data for Box L type condensing units
 

Model Heat exchange capacity
(kW)
Adapter type
(HP)
Fan Inlet pipe/ Outlet pipe(mm) Overall dimension(mm) Installation dimension(mm)
Power
(w)
Diameter
(mm)
Air volume
(m3/h)
Vlotage
(v)
Inlet tube
(mm)
Back trachea
(mm)
A*B*H D E
FNL-20 6.6 2 1*190 φ400 1*3800 380 φ10 φ16 1110*500*790 590 440
FNL-29 9.6 3 1*190 φ400 1*3800 380 φ10 φ16 1110*500*790 590 440
FNL-39 12.5 4 1*190 φ400 1*3800 380 φ10 φ16 1110*500*790 590 440
FNL-48 15.9 5 2*190 φ400 2*3800 380 φ12 φ19 1110*500*1240 590 440
FNL-58 18.1 6 2*190 φ400 2*3800 380 φ12 φ19 1110*500*1240 590 440
FNL-68 20.5 7 2*190 φ400 2*3800 380 φ12 φ19 1110*500*1240 590 440
FNL-70 22.4 8 2*230 φ450 2*5000 380 φ16 φ22 1230*560*1240 840 500
FNL-80 25.6 9 2*230 φ450 2*5000 380 φ16 φ28 1230*560*1390 900 500
FNL-90 28.8 10 2*230 φ450 2*5000 380 φ16 φ35 1330*560*1390 940 500
FNL-100 32.1 12 2*320 φ500 2*6600 380 φ16 φ35 1430*560*1390 1040 500
FNL-120 38.4 12~13 4*190 φ400 4*3800 380 φ16 φ35 1630*630*1390 1110 570
FNL-140 44.4 15 4*190 φ450 4*5000 380 φ16 φ35 1730*630*1390 1210 570

 

Medium and High Temperature Air-Cooled Condensing Unit Scroll Series
Model of units RX-FNL-02MH RX-FNL-03MH RX-FNL-04MH RX-FNL-05MH RX-FNL-06MH
Compressor model ZB15KQ ZB21KQ ZB29KQ ZB38KQ ZB45KQ
Applicable Temperature(ºC) 0ºC ~ -15ºC
Refrigerant R22 / R404A
Supply 380V 50Hz
Condenser Quantity of Fan(pcs) 1 1 1 2 2
Air flow(m3/h) 1*3800 1*3800 1*3800 2*3800 2*3800
Power of Fan(w) 1*190 1*190 1*190 2*190 2*190
Ref.Capacity of
condensing units
Evaporating
Temperature
0ºC
Ref.
Capacity(w)
4830/4670 7571/6690 9430/9480 11700/11950 14150/14000
Power(w) 1540/1720 2270/2480 2890/3290 660/4150 4230/4700
Evaporating Temperature
-5ºC
Ref. Capacity(w) 4000/3820 5820/5740 7810/7790 9710/9830 11750/11500
Power(w) 1520/1760 2240/2500 2860/3310 3610/4180 4210/4730
Evaporating Temperature
-12ºC
Ref. Capacity(w) 2990/2710 4350/4300 5840/5840 7260/7370 8840/8630
Power(w) 1510/1840 2220/2510 2930/3330 3570/4200 4150/4760
Coupling Tube coupling φ10 φ10 φ12 φ12 φ12
Suction coupling φ16 φ16 φ19 φ19 φ19
Overall dimension Lenght (A) mm 1110 1110 1110 1110 1110
Width (B) mm 500 500 500 500 500
Height (H) mm 790 790 790 1240 1240
Installation dimension Lenght (D) mm 590 590 590 590 590
Width (E) mm 440 440 440 440 440

Medium and High Temperature Air-Cooled Condensing Unit Scroll Series
Model of units RX-FNL-07MH RX-FNL-08MH RX-FNL-10MH RX-FNL-12MH RX-FNL-15MH
CompressorModel ZB48KQ ZB58KQ ZB76KQ ZB88KQ ZB114KQ
Applicable Temperature(ºC) 0ºC ~ -15ºC
Refrigerant R22 / R404A
Supply 380V 50HZ
Condenser Quantity of Fan(pcs) 2 2 2 4 4
Air flow(m3/h) 2*5000 2*5000 2*7000 4*3800 5*5000
Power of Fan(w) 2*230 2*230 2*420 4*190 4*250
Compressor
Ref. Capacity
Evaporating Temperature
0ºC
Ref. Capacity(w) 15600/15750 18550/18600 24900/24700 28500 36200/36300
Power(w) 4650/5570 5470/6390 7180/8360 8130 10900/12700
Evaporating Temperature
-5ºC
Ref. Capacity(w) 12950/13000 15100/15300 20600/20400 23500 29500/29700
Power(w) 4630/5410 5460/6360 7130/8290 8070 10800/12650
Evaporating Temperature
-12ºC
Ref. Capacity(w) 9730/9800 10900/11350 15450/15250 17550 21100/21900
Power(w) 4570/5150 5470/6320 7040/8190 7970 1571/12650
Coupling Tube coupling φ16 φ16 φ16 φ16 φ16
Suction coupling φ22 φ28 φ35 φ35 φ35
Overall dimension Lenght (A) mm 1230 1230 1430 1630 1730
Width (B) mm 560 560 560 630 630
Height (H) mm 1240 1390 1390 1390 1490
Installation dimension Lenght (D) mm 840 900 1040 1110 1210
Width (E) mm 500 500 500 570 570

Case:

Why Choose Us:

1,Quick design
all these designs are ready for QUICK SHIPPING within 3 days after payment.
2,More discount
If you buy 10 pcs each design, you can get 5% DISCOUNT.
3,Quality agreements
we can sign a quality agreements with you, which means we will accept refund all the money in case of quality.
4,Small MOQ
We welcomed small orders, which means you can buy 1 pc only to check our quality before big order.
5,VIP SERVICE
We will provide 24h services, and set a special email for you. We will response you in 10 minutes at anytime.

Packaging:

Company Information:

ZHangZhoug CZPT Refrigeration Technology Co., LTD founded in located in HangZhou,ZHangZhoug Province, which is near to HangZhou and HangZhou.

We are a manufacturer engaged in the production of semi-hermetic refrigeration compressors, the assembly of various brands of compressors and the processing, design and maintenance of spare parts.

Our main products cover all kinds of cold storage, cold storage, fresh keeping and other cold storage and constant temperature workshops, industrial chillers, various types of non-standard process refrigeration and other equipment. We also have a strong R&D team that independently developed box condensing units, open units, water-cooled compression condensing units, air-cooled condensing units, all-in-1 and split units, low-temperature screw units, parallel units, industrial chillers, D series Air cooler, series double-sided side outlet air cooler, water flush frost air cooler series, air-cooled condenser series, etc. Products are exported to more than 80 countries and regions around the world.

Our philosophy is “technology leads industry, service creates market”. We adhere to the first-class technology, first-class products, first-class service, and constantly meet the needs of customers.

 

How to Repair and Maintain an Air Compressor

A compressor is a device used to move air from 1 place to another. Air enters the air compressor through the intake valve. Inside the compressor, the vanes on the inner rotor rotate within an eccentric cavity. The self-adjusting length arm divides the space into multiple cavities of different sizes. As the rotor rotates, air fills the cavity. As air flows around the cavity, it builds pressure and is squeezed out of the compressor output.

Positive displacement

Positive displacement air compressors use reciprocating pistons to compress air. Gas is drawn in during the suction stroke and compressed by moving the piston in the opposite direction. It then discharges the compressed air by moving it in the opposite direction. This type of air compressor is most commonly found in automobiles, refrigerators, and other applications that require high pressure. However, it is not as efficient as a centrifugal compressor.
Most modern air compressors use positive displacement. Positive displacement models capture a volume of air in the compression chamber and distribute it when the pump is operating at maximum capacity. They are more economical than their negative displacement counterparts. Reciprocating screw air compressors are the most common positive displacement compressors. The reciprocating screw air compressor adopts a water jacket around the cylinder and is often used in processes such as oil drilling.
A bicycle pump is an example of positive displacement compression. Air is drawn into the cylinder and compressed by the moving piston. A piston compressor works on the same principle, but it uses a rotating crankshaft or connecting rod to complete the movement of the pistons. There are 2 types of positive displacement compressors: single-acting and double-acting. Both types work on the same principle, both are positive displacement compressors. The difference between the 2 types is the pressure ratio.
In air compression, positive displacement compression reduces the volume of the fluid and reduces its viscosity. This results in higher pressure ratios and is used in centrifugal, axial, and scroll compressors. Positive displacement is a common feature of most air compressors. Positive displacement compressors offer the same benefits and are more energy-efficient when applied to oil-free and gas applications. This type of compression is usually the best choice for low-pressure applications.
air-compressor

oil free

If you’re looking for an air compressor for your business, consider an oil-free air compressor. These models offer cleaner, quieter operation than traditional air compressors and require less maintenance. They also meet ISO Class 0 or Class 1 air purity requirements. Oil-free air compressors are also quieter, with fewer moving parts and less noise. These advantages make oil-free air compressors an ideal solution for many commercial applications.
Air purity is critical in many industries. Even the tiniest drop of oil can damage production equipment or damage products. The best way to find an oil-free air compressor for your business is to consider the process and end product. As air quality improves, more and more businesses are turning to oil-free compressors. Some of the advantages and disadvantages of these air compressors are:
When choosing an oil-free air compressor, it is important to understand the terminology used in the industry. Knowing these terms will make it easier for you to choose the right compressor for your needs. ACTFM, or actual cubic feet per minute, is an industry term for measuring the amount of air pumped in 1 minute under rated conditions. Although a simple number, it can be very useful in determining which type of air compressor is best for your application.
The ISO 8573-1 international standard defines air quality and provides air purity classifications. The strictest classification is air purity class 0. Many manufacturers claim that oil-free air compressors meet this standard. However, a class 0 oil-free air compressor does not necessarily mean that the air is free of contaminants. In fact, Class 0 is the benchmark for air purity. While zero air quality is the highest level, that doesn’t mean it’s completely oil-free.
air-compressor

double acting

A double-acting air compressor is a device that uses compressed air to generate electricity. Its working principle is based on piston and connecting rod. The connecting rod connects the crankshaft to the piston through pins and caps. The piston moves as the piston moves. Rods are usually made of forged carbon steel. In terms of service and maintenance, double-acting compressors require regular vise maintenance and proper cleaning.
The displacement of the compressor is a measure of the displacement that the piston can produce in a certain period of time. Displacement is usually expressed in actual cubic feet per minute. The exact calculation depends on the type of cylinder and the configuration of the compressor. Single-acting cylinders can have head-end or crank-end displacement, both of which can be measured using the displacement equation. A double-acting air compressor will use this equation. 4 and 6 calculate the displacement.
Double-acting air compressors have multiple cylinders and are made of cast iron. They are water-cooled and have a mechanical connection between the piston and connecting rod. A double-acting compressor compresses air twice per revolution of the motor. One cylinder moves up, while the other cylinder moves down. The piston moves down, allowing air to enter through valve #1. During the operation of the compressor, the temperature of the air and gas increases.
Double-acting air compressors typically have high pressure and are considered workhorses. Double-acting compressors also feature intercooling and double compression. As a result, these machines tend to last longer than single-acting compressors. Its low speed and dual compression make it a workhorse in the compressor industry. Double-acting air compressors are workhorses and versatile devices.
air-compressor

fuel tank pressure switch

You can adjust the pressure in the air compressor tank by adjusting the differential pressure. You can turn the mainspring clockwise or counterclockwise to increase or decrease the pressure. This valve will open when the pressure is low enough to start the compressor. If the pressure is too low, the valve should be closed. The cut-in and cut-out pressures should be set to appropriate values. After adjusting the tank pressure, check the hysteresis of the tank pressure switch and set the desired shutoff pressure.
If the pressure in the tank falls below the cut-in level, the tank pressure switch must be replaced. You can test the switch with a multimeter. Make sure the switch is not damaged. If you can’t find the switch, you can look at the other sections. If you find any damaged or missing parts, you should replace them. Otherwise, it may be time to check the tank pressure switch. You may need to disassemble the compressor and remove the switch.
The fuel tank pressure switch is an important part of the air compressor. It keeps you informed of the amount of air delivered by the compressor. If your tank or tank is damaged, your readings will be wrong. If the pressure switch is damaged, it will not function properly and result in incorrect readings. Fortunately, there are some easy ways to fix this. To prevent this from happening, keep the tank pressure switch in good condition.
When the air pressure in the tank drops to the cut-in pressure setting, the switch allows power to flow through it. This will start the motor and pump of the air compressor. Then, if the pressure in the tank rises above the cut-off level, the switch will trip and stop the compressor. This will prevent it from being over-pressurized. Power flow will continue to flow to the motor. Depending on your compressor model, you can change the cut-in and cut-out pressures as needed.

energy source

The power supply of the air compressor is very important. Most air compressors run on 12 VDC, which is ideal for automotive use. Alternatively, you can buy a switching power supply for around $20. No matter which power supply you choose, you must ensure that it can support the maximum current of the compressor. You can find power supplies in all sizes, from quarter-horsepower to five-horsepower.
The voltage required for a three-phase air compressor will vary. Three-phase air compressors require 3 separate power cords and a three-phase electrical service panel. This is because a standard 120/240-volt electrical service panel is not sufficient to power a three-phase compressor. Additionally, three-phase compressors require 3 separate isolated wires for the engine and motor circuits. Three-phase compressors do not require a neutral wire.

China CO2 Refrigeration Equipment Air Cooled Evaporator Air Cooler for Cold Room  China CO2 Refrigeration Equipment Air Cooled Evaporator Air Cooler for Cold Room

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