SUNS Switch SN7120

07/17/2020

Precautions for cold storage acceptance

Whether the installation of the cold storage body is coordinated, whether the connection between the storage board and the storage board is tight, whether the cold storage door installation is stable and thick, whether the sealant seal is tight and leak-free, whether the plastic strips around the cold storage door and the door frame are firm, and whether the ground is smooth.

07/31/2020

Key points for safe operation of refrigeration operators in large cold storage

Generally, safe operating procedures should be formulated for the machines and equipment of refrigeration equipment, and refrigeration operators must strictly abide by them to ensure safe production.

08/07/2020

How to troubleshoot the icing of the evaporator of the air conditioner

Small split air conditioners often have icing on the indoor unit evaporator in summer. Why does it freeze and how to eliminate it? Here are the following:<br></br> 　　 1. Insufficient refrigerant<br></br>

08/09/2020

What are the differences between non-standard refrigerators and standard refrigerators

Non-standard refrigerator means that it is different from standard refrigerator. Let’s take a box-sealed refrigerator as an example. It is mainly composed of a compressor, an evaporator, a condenser,

06/29/2020

Suggestions for troubleshooting of compressor with liquid start

08/05/2020

Refrigeration oil replacement points of screw refrigeration compressors for cold storage equipment

1. The role of lubricating oil:<br></br> 　　1) A dynamic seal is formed between the screw and the compression chamber and the male and female screws to reduce the leakage of refrigerant from the high pressure side to the low pressure side during the compression process.<br></br>

07/01/2020

Several advantages of screw compressor

Several advantages of screw compressor In the cold storage installation, the choice of refrigerator is to choose to use screw machine or piston machine. The use of screw machines is gradually surpassing the share of the original piston machines.

07/26/2020

Repair method of screw refrigeration compressor wear

The application of screw refrigeration compressors is becoming more and more common, and some of them have entered a period of frequent failures. When the abrasion of the female and male rotors, body, and exhaust end seat of the refrigeration compressor reaches above 0.65rnm, vibration will occur when the refrigeration compressor is running, the sound is abnormal, the cooling capacity is reduced, and the compressor cannot work normally.

09/01/2022

What is a Magnetic Contactor?

In many cases, the magnetic contactor is simply referred to as a contactor. It is an electrical appliance that uses the current flowing through the coil to generate a magnetic field to close the contacts to control the load in industrial electricity.

07/22/2020

The fluorine refrigeration compressor is short of oil, how to add it?

When the compressor is running for a period of time, we can judge whether the compressor is short of oil by observing the oil glass. If the oil level in the oil glass is lower than half of the position, then we need to replenish the oil. This article introduces the oil replenishment method of small and medium-sized compressors.