ARICO Relay ARV3815

03/23/2023

Common Faults, Reasons of Faults, and Solutions of Vacuum Pump

common faults like falling vacuum degree, abnormal operation, even being jammed, large noises and oil leakage resulting from not well-sealed pump body appears in the operation

08/19/2020

What kind of preheating work can avoid the failure of screw chiller

The following is a small knowledge point to ensure the normal, safe and stable operation of the screw chiller. If you want to be a qualified chiller operator, you must continue to learn and absorb a more comprehensive working principle of the chiller and its components, and the chiller

08/27/2020

Compressor overhaul and correct installation matters, super complete and detailed

Content covered by compressor overhaul Compressors generally need to be overhauled after 12,000-26,000 hours of operation. In addition to all the work required for intermediate maintenance,

08/02/2020

What is the four-pipe air conditioner Under what circumstances

Four-pipe air-conditioning means that the air-conditioning box is equipped with cold coils and hot coils at the same time. Each group of coils is fed one time, a total of four, so it is called four-pipe.

05/21/2022

How to Select A Air Cylinder?

There are various of air cylinders and it is very important to choose the appropriate model. We provide you with the process of air cylinder selection as follow.

06/29/2020

Compression ratio of American Copeland compressor

06/24/2020

What's wrong with the freezer not cooling

There are four main reasons: the first is the lack of refrigerant and the compressor has problems; the second is the problem of the power cord of the freezer; the third is the frost in the evaporator of the freezer; the fourth is that the storage in the freezer is too full. Of course, no matter what the reason is, you should find a professional to help repair the loophole or add refrigerant.

07/15/2020

ZP72KCE-TFD576.0 HP 60Hz (R410A) air conditioner Emerson Copeland compressor

What the editor will introduce today is the Emerson Copeland compressor ZP72KCE-TFD/5/7, which is suitable for R410A refrigerant at 60Hz three-phase electric air conditioning. The power given in the manual of Emerson Copeland Scroll Air Conditioner Compressor is 6.0 hp. Other technical parameters can be downloaded from our company's website for inquiries.

07/25/2020

How to distinguish between original refrigeration compressor and second-hand refrigeration compressor?

At present, illegal businesses on the market often use second-hand or refurbished or offline refrigeration compressors to make industrial chillers in order to make huge profits. They are used in some water-cooled industrial chillers, air-cooled industrial chillers, and screw-type water-cooled industrial chillers.

08/19/2020

It’s said that inverter air conditioners save electricity. Is that true

Nowadays, when buying an air conditioner, you will be asked whether you want to buy a fixed frequency air conditioner or an inverter air conditioner. If you are asked whether it is better to have a fixed frequency or a fixed frequency,