China Hermetic Freezer Compressor, Model Qd43yg, R600A Gas, 220V

Product Description

1.;Product Performance
 1);QD43YG,; L series,; use R600a refrigerant; 
 2);Voltage application 220V to 240V;
 3);Frequency for 50/60HZ;
 4);Motor type:; RSIR;
 5);Cooling type:; ST;
 6);Starting device is PTC Relay;
 7);Application:; Low Back Pressure;
 8);Nominal power is 1/11 HP;
 9);COP is 1.;2 with the cooling capacity 75W.;

Basing on Test Condition(ASHRAE);
 Evaporating Temperature:; -23.;3 degree
 Ambient Temperature:; 32.;2 degree
 Subcooling Temperature:; 32.;2 degree
 Condensing Temperature:; 54.;4 degree
 Suction Temperature:; 32.;2 degree

2.;Compressor Specification

Serial Model HP Voltage/   Frequency (V/Hz); Displacement (cm3); Cooling Capacity ASHRAE Motor type Starting Device Starting capacitor (uF); Running capacitor (uF); Cooling Type
-35ºC (-31F); -30ºC(-22F); -25ºC(-13F); Test Conditions:;-23.;3ºC(-10F); -20ºC(-4F); -15ºC(5F); -10ºC(10F); -5ºC(23F); 0ºC(32F);
W Btu/h W Btu/h W Btu/h Capacity (W); Capacity (Btu/h); lnput Power(W); Current  (A); COP EER W Btu/h W Btu/h W Btu/h W Btu/h W Btu/h
L QD35YG 1/12 220-240V/50-60Hz 3.;5 26 89 33 113 43 147 56 191 47 0.;38 1.;20 4.;07 70 239 86 293 109 372 137 467 171 583 RSIR PTC / / ST
QD43YG 1/11 4.;3 34 116 44 150 58 198 75 256 62 0.;45 1.;20 4.;13 94 321 117 399 147 502 183 624 229 781 RSIR PTC / / ST
QD53YG 1/9 5.;3 39 133 50 171 65 222 85 290 65 0.;50 1.;30 4.;46 106 362 133 454 166 566 208 710 259 884 RSCR PTC / / ST
QD65YG 1/7 6.;5 50 171 65 222 85 290 110 375 85 0.;52 1.;30 4.;42 138 471 172 587 215 734 269 918 336 1146 RSCR PTC / / ST
QD75YG 1/6- 7.;5 59 201 77 263 100 341 130 444 100 0.;60 1.;30 4.;44 163 556 203 693 254 867 317 1082 397 1355 RSCR PTC / / ST
MS QD53YG 1/9 5.;3 39 133 50 171 65 222 85 290 65 0.;50 1.;30 4.;46 106 362 133 454 166 566 208 710 259 884 RSIR PTC / / ST
QD65YG 1/7 6.;5 50 171 65 222 85 290 110 375 85 0.;52 1.;30 4.;42 138 471 172 587 215 734 269 918 336 1146 RSIR PTC / / ST
QD75YG 1/6- 7.;5 59 201 77 263 100 341 130 444 100 0.;60 1.;30 4.;44 163 556 203 693 254 867 317 1082 397 1355 RSIR PTC / / ST
QD91YG  1/5 9.;1 71 242 92 314 119 406 155 529 104 0.;70 1.;50 5.;09 194 662 242 826 303 1034 378 1290 473 1614 RSCR PTC / / ST
QD103YG 1/4- 10.;3 77 263 99 338 130 444 168 573 112 0.;85 1.;50 5.;12 210 717 263 897 328 1119 410 1399 513 1750 RSCR PTC / / ST
QD110YG 1/4 11.;0 84 287 109 372 142 485 185 631 124 0.;95 1.;50 5.;09 231 788 289 986 361 1232 452 1542 565 1928 RSCR PTC / / ST
LM QD43YG 1/11 4.;3 34 116 44 150 58 198 75 256 62 0.;50 1.;20 4.;13 94 321 117 399 147 502 183 624 229 781 RSIR PTC / / ST
QD53YG 1/9 5.;3 39 133 50 171 65 222 85 290 65 0.;50 1.;30 4.;46 106 362 133 454 166 566 208 710 259 884 RSIR PTC / / ST
QD65YG 1/7 6.;5 50 171 65 222 85 290 110 375 85 0.;52 1.;30 4.;42 138 471 172 587 215 734 269 918 336 1146 RSIR PTC / / ST
QD75YG 1/6- 7.;5 59 201 77 263 100 341 130 444 100 0.;60 1.;30 4.;44 163 556 203 693 254 867 317 1082 397 1355 RSIR PTC / / ST
QD85YG 1/6 8.;5 66 225 86 293 112 382 145 495 112 0.;75 1.;30 4.;42 181 618 227 775 283 966 354 1208 443 1512 RSIR PTC / / ST
QD91YG  1/5 9.;1 71 242 92 314 119 406 155 529 104 0.;70 1.;50 5.;09 194 662 242 826 303 1034 378 1290 473 1614 RSIR PTC / / ST
MK QD75YG 1/6- 7.;5 59 201 77 263 100 341 130 444 100 0.;60 1.;30 4.;44 163 556 203 693 254 867 317 1082 397 1355 RSIR PTC / / ST
QD85YG 1/6 8.;5 66 225 86 293 112 382 145 495 112 0.;75 1.;30 4.;42 181 618 227 775 283 966 354 1208 443 1512 RSIR PTC / / ST
QD91YG  1/5 9.;1 71 242 92 314 119 406 155 529 104 0.;70 1.;50 5.;09 194 662 242 826 303 1034 378 1290 473 1614 RSIR PTC / / ST
QD103YG 1/4- 10.;3 77 263 99 338 130 444 168 573 112 0.;85 1.;50 5.;12 210 717 263 897 328 1119 410 1399 513 1750 RSIR PTC / / ST
QD110YG 1/4 11.;0 84 287 109 372 142 485 185 631 124 0.;95 1.;50 5.;09 231 788 289 986 361 1232 452 1542 565 1928 RSIR PTC / / ST
QD128YG 1/3- 12.;8 100 341 130 444 169 577 220 751 152 1.;05 1.;45 4.;94 275 938 344 1174 430 1467 537 1832 671 2289 RSCR PTC / / ST
QD142YG 1/3 14.;2 109 372 142 485 185 631 240 819 166 1.;15 1.;45 4.;93 300 1571 375 1280 469 1600 586 1999 732 2498 RSCR PTC / / ST
QD153YG 1/3+ 15.;3 118 403 154 525 200 682 260 887 179 1.;25 1.;45 4.;96 325 1109 406 1385 508 1733 635 2167 794 2709 RSCR PTC / / ST
WQ QD128YG 1/3- 12.;8 100 341 130 444 169 577 220 751 152 1.;05 1.;45 4.;94 275 938 344 1174 430 1467 537 1832 671 2289 RSIR PTC / / F
QD142YG 1/3 14.;2 109 372 142 485 185 631 240 819 166 1.;15 1.;45 4.;93 300 1571 375 1280 469 1600 586 1999 732 2498 RSIR PTC / / F
QD153YG 1/3+ 15.;3 118 403 154 525 200 682 260 887 179 1.;25 1.;45 4.;96 325 1109 406 1385 508 1733 635 2167 794 2709 RSIR PTC / / F

3.;Introduction of Company
Business Type:; Manufacturer,; Exporter
Location:; HangZhou(near ZheJiang and HangZhou);,; China
Year Established:; 2009 (former name:; HangZhou Maidi Heating and Refrigerating Equipment Co.;,;LTD.;); 
Company Certifcate:; ISO9001/ISO14001/OHS18001
Main Product:; Refrigerator Compressor; Refrigerant Gas; Liquid Line Refrigeration Spare Parts

4.;Why Choose Us
 Advantages we have:; 
  A.;Experienced refrigeration products supplier;
  B.;Over 10 years exporting history;
  C.;Alibaba golden supplier,; factory recognizaed by BV/SGS/ISO.;.;.; so on.; 
 Benefit you get:;
  A.;Stable Quality—-Coming from good material and technology;
  B.;Lower Price—-Not cheapest but the lowest at the same quality;
  C.;Good Service—-Satisfactory service before and after sales.; 

 

How to Choose the Right Air Compressor

An air compressor uses pressurized air to power a variety of tools. They are most commonly used to power nailers and impact wrenches. Other popular uses for air compressors include paint sprayers and impact wrenches. While all air compressors have the same basic construction, their specialty differs. Ultimately, their differences come down to the amount of air they can push. Read on for information on each type of air compressor. These tools are great for many different purposes, and choosing the right air compressor depends on your specific needs.
air-compressor

Electric motor

While purchasing an electric motor for air compressor, compatibility is a key factor. Not all motors work with the same type of air compressor, so it’s important to check the manufacturer’s instructions before purchasing. By doing this, you can avoid wasting money on an incompatible motor. Another important consideration is speed. A motor’s speed is its rate of rotation, measured in revolutions per minute. It is critical that you purchase a motor with sufficient speed to meet the needs of your air compressor.
Typically, an electric motor for air compressor is 1.5 hp. It is ideal for use with medical equipment and metal-cutting machines. It also performs well under continuous operation and offers a high efficiency and energy-saving performance. Moreover, it features an attractive price, making it a good choice for a wide range of applications. If you are looking for a motor for an air compressor, look no further than a ZYS series.
A motor’s protection class indicates how the motor will operate. Protection classes are specified by the IEC 60034-5. These are stated with 2 digits and represent the protection against solid objects and water. For example, an IP23 rating means that the motor will be protected from solid objects, while IP54 means that it will protect from dust and water sprayed from all directions. It is vital to choose a motor with the correct protection class for your air compressor.
When choosing an electric motor, you should consider whether it’s compatible with the brand of air compressor. Some may be compatible, while others may require advanced electronics skills to repair. However, most air compressors are covered by warranty, so it’s important to check with the manufacturer if the warranty is still in effect before you spend a dime on a replacement. The motor should be replaced if it has failed to perform as designed.
air-compressor

Oil bath

Air compressors require proper lubrication to function efficiently. The piston must draw air with minimal friction. Depending on their design, air compressors can either be oil-lubricated or oil-free. The former uses oil to reduce piston friction, while the latter splashes it on the cylinder bearings and walls. Such air compressors are commonly known as oil-flooded air compressors. In order to keep their oil baths clean, they are recommended for use in locations with high dust levels.

Start/stop control

An air compressor can be controlled by a start/stop control. This type of control sends a signal to the main motor that activates the compressor when the demand for air falls below a preset limit. This control strategy is effective for smaller air compressors and can be useful for reducing energy costs. Start/stop control is most effective in applications where air pressure does not change frequently and where the compressor is not required to run continuously.
To troubleshoot this problem, you need to check the power supply of your compressor. To check the supply side, use a voltage monitor to determine if power is flowing to the compressor. Ensure that the power supply to the compressor is steady and stable at all times. If it fluctuates, the compressor may not start or stop as expected. If you cannot find the problem with the air compressor power supply, it may be time to replace it.
In addition to the start/stop control, you may want to purchase additional air receivers for your air compressor. These can increase the capacity of air stored and reduce the number of times it starts and stops. Another way to decrease the number of starts per hour is to add more air receivers. Then, you can adjust the control to match your requirements. You can also install a pressure gauge that monitors the compressor’s performance.
Start/stop control for air compressors can be complex, but the basic components are relatively easy to understand. One way to test them is to turn the compressor on or off. It is usually located on the exterior of the motor. If you’re unsure of the location of these components, check the capacitors and make sure that the air compressor is not running while you’re not using it. If it does, try to remove the capacitor.
Variable displacement control is another way to adjust the amount of air flowing into the compressor. By controlling the amount of air, the control can delay the use of additional compressors until more required air is available. In addition to this, the device can also monitor the energy used in the compressor. This control method can result in substantial energy savings. You can even save on the amount of electricity by using variable displacement control. It is essential for efficient compressed air systems.
air-compressor

Variable speed drive

A VFD, or variable frequency drive, is a type of electric motor that adjusts its speed to match the demand for air. It is an efficient way to reduce energy costs and improve system reliability. In fact, studies have shown that a 20% reduction in motor speed can save up to 50% of energy. In addition, a VFD can monitor additional variables such as compressor oil pressure and motor temperature. By eliminating manual checks, a VFD will improve the performance of the application and reduce operating costs.
In addition to reducing energy costs, variable-speed drives also increase productivity. A variable-speed air compressor reduces the risk of system leaks by 30 percent. It also reduces the risk of system leaks by reducing pressure in the system. Because of these advantages, many governments are promoting this technology in their industries. Many even offer incentives to help companies upgrade to variable-speed drives. Therefore, the variable-speed drive can benefit many air compressor installations.
One major benefit of a variable-speed drive is its ability to optimize energy use. Variable frequency drives are able to ramp up and down to match the demand for air. The goal is to optimize the pressure and flow in the system so that the best “dead band” occurs between 40 percent and 80 percent of full load. A variable-speed compressor will also increase energy efficiency because of its programmability.
A variable-speed air compressor can also be used to control the amount of air that is compressed by the system. This feature adjusts the frequency of power supplied to the motor based on the demand. If the demand for air is low, the frequency of the motor will reduce to save energy. On the other hand, if there is an excess demand for air, the variable-speed compressor will increase its speed. In addition, this type of air compressor is more efficient than its fixed-speed counterpart.
A VFD has many benefits for compressed air systems. First, it helps stabilize the pressure in the pipe network, thereby reducing the power losses due to upstream pressure. It also helps reduce the power consumption caused by fluctuations in upward pressure. Its benefits are also far-reaching. And as long as the air pressure and air supply is properly sized, a VFD will help optimize the efficiency of compressed air systems.

China Hermetic Freezer Compressor, Model Qd43yg, R600A Gas, 220V  China Hermetic Freezer Compressor, Model Qd43yg, R600A Gas, 220V

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