NEC Relay EC2-5NU

08/18/2020

How to clean the radiator gun of a water-cooled screw chiller

There is no doubt that the water-cooled screw chiller needs maintenance. There are many places to be cleaned and cleaned, including condensers, evaporators, water towers, water pumps, etc.

08/14/2020

What are the parts of the electrical installation of cold storage engineering installation

What are the parts of the electrical installation of cold storage engineering installation The electrical installation of cold storage engineering can include overhead lines, lighting, cables, machine room wiring, workshop or factory area power transformation and distribution.

06/14/2020

Electronic expansion valve

Electronic expansion valve The electronic expansion valve is a speed type and is used in an intelligently controlled inverter air conditioner. The advantages of the electronic expansion valve are: large flow adjustment range; high control accuracy; suita器2䀀
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08/09/2020

Can the air conditioner compressor be repaired if it is broken How much does it cost to repair the air conditioner compressor

Guide: Can the air conditioner compressor be repaired if it is broken? How much does it cost to repair the air conditioner compressor?

08/25/2020

The frequency of air compressor lubricating oil replacement and matters needing attention

Generally speaking, technicians need to periodically sample the air compressor lubricant to determine whether the oil needs to be changed. We cannot generally determine a uniform compressor lubricating oil change time,

06/29/2020

Compression ratio of American Copeland compressor

07/18/2020

A coup to avoid the oil return problem of the refrigeration compressor of the piston chiller

Compressor: It is a complex machine running at high speed. Ensuring adequate lubrication of moving parts such as compressor crankshafts, bearings, connecting rods, pistons, etc. is the basic requirement for maintaining the normal operation of the machine. For this reason, compressor manufacturers require the use of specified grades of lubricating oil, and require regular inspection of the lubricating oil level and color

09/07/2020

How to choose the right lubricant

As the largest developing country, China is developing rapidly on the road of comprehensive industrial electrification. At the same time, my country is the world's largest electricity consumer, and it also has the second largest power after electricity-the broadest market for compressed air.

08/20/2020

Solution to condensation on air outlet of air conditioner

Part 1: Causes of condensation at the air outlet 　　 1. Theoretical analysis of condensation: 　　 First of all, we must first understand the cause of condensation and why it occurs.

07/18/2020

The safe operation rules of the cold storage Freon refrigeration compressor unit

Safety operating rules for Freon refrigeration compressor units in cold storage 　Freon refrigerants are generally used in cold storage refrigeration systems, so the following is a brief introduction to some of the operating specifications of Freon refrigeration units, so that everyone will feel very simple and relaxed when using them.