Copeland Compressor ZF25K4E-TFV

07/25/2020

Master dismantling refrigeration compressor HD Atlas

The disassembled is the original compressor. Ready to open the cover of the mill and take a look at the compressor

08/09/2020

Use air conditioning in winter to save electricity

Use air conditioning in winter to save electricity<br></br> Do not turn on the electric auxiliary heating function<br></br> 　　Many air conditioners have electric auxiliary heating function, so how useful is this function and does it cost electricity?

08/15/2020

What are the matters needing attention when installing rock wool board in cold storage

Many businesses now have their own cold storage and install semi-hermetic refrigeration compressors, through which food can be well preserved. So what should we pay attention to when installing rock wool board in the cold storage.

08/20/2020

Placement of the thermostatic valve bulb

The bulb should be as close as possible to the outlet of the evaporator and placed in close contact with the outlet pipe. In the part of the pipe section where the temperature bulb is in contact with the pipe,

07/07/2020

Earth Hour: Hitachi Central Air Conditioner works with you to speak for the earth

08/16/2020

The failure of refrigeration system in small cold storage

Small cold storage, including movable cold storage, generally have a capacity of less than 100 tons. The cold storage evaporator adopts a platoon type or a combined type of air cooler, and a

07/23/2020

Shallow oil return method of parallel refrigeration compressors

Compressor oil return is one of the key problems in piping design, and it is also a troublesome problem that must be solved; the solubility of refrigerant and lubricating oil should be miscible, slightly soluble, and miscible at high pressure and separate at low pressure. ; The problem of oil return often occurs in the exhaust pipe and return pipe. Today, the analysis is the oil return problem of parallel compressors

08/11/2020

Installation conditions and precautions of refrigeration compressors

The selection of the installation site is most ignored by the staff. Often after the compressor is purchased, you can find a location and use it immediately after piping. There is no prior planning at all.

08/18/2020

Reasons for abnormal evaporation temperature of refrigeration equipment

1. The evaporation temperature is low<br></br> 　　 There are many reasons for the low evaporation temperature. The mechanism that leads to the low evaporation temperature is that there is less refrigerant in the evaporator or poor heat exchange in the evaporator, as listed below:

03/20/2023

Structural Characteristics of Vacuum Pump

The vacuum pump refers to a device or equipment that uses mechanical, physical, chemical or physical-chemical methods to extract air from the pumped container to obtain a vacuum.