NORTHMAN Overflow Valve RF-T04-3

07/08/2020

Advantages and disadvantages of Hitachi central air conditioning

Advantages and disadvantages of Hitachi central air conditioning Hitachi Central Air Conditioning has always been at the forefront of air-conditioning technology, advocating the development and transformation of air-conditioning technology with the height of giants. Advantages: 1. Patented scroll compressor technology, as early as 1983, Hitachi invented the world's first scroll-type air-conditioning compressor and has a patent; and in 2003, Hitachi launched the industry's first internal oil separation function The new high-pressure cavity scroll compressor further improves the efficiency and reliability of the compressor and effectively increases the service life of the air-conditioning host.

06/29/2020

Compression ratio of American Copeland compressor

09/09/2020

What are the criteria for the selection of air compressors

When choosing an air compressor, we actually need to pay attention to some principles, so that we can compare and choose the one that is more suitable for us. Today, the company will give the company that needs an air compressor, etc., let’s talk about what we should pay attention to when choosing an air compressor. matter.

08/12/2020

How should a window type explosion-proof air conditioner be installed

With the emergence of various types of explosion-proof air conditioners, the current window-type explosion-proof air conditioner market is getting smaller and smaller.

06/30/2020

These several compressor failures need our attention

These several compressor failures need our attention In the refrigeration industry, everyone knows that the compressor is the core of the entire ice-making equipment. The quality of a compressor often determines the life of the refrigeration equipment, but no one can guarantee that the entire equipment will not have any problems during use, so It is very helpful for you to know some common faults that occur during the use of the compressor.

06/14/2020

This is the reason for the overheating of refrigeration compressor exhaust~!

This is the reason for the overheating of refrigeration compressor exhaust~! The main reasons for the exhaust temperature overheating are as follows: high return air temperature, large motor heating capacity, high compression ratio, high condensation pre器2䀀
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02/14/2025

How to Add Oil to Semi-Hermetic Compressor: A Step-by-Step Guide

If you work in the refrigeration or air conditioning industry, you know how important it is to keep your compressors properly lubricated.

09/09/2020

The working principle of the oil filter

During the working process of the engine, metal wear debris, dust, carbon deposits and colloidal deposits oxidized at high temperature, water, etc. are constantly mixed into the lubricating oil.

08/02/2020

Principle and maintenance method of air conditioner pressure protector

In addition to window air-conditioning units, many air-conditioning systems use high-pressure and (or) low-pressure pressure protectors to protect the compressor in the event of a system failure. During the normal operation of the device

08/11/2020

Which three points should refrigerating machine manufacturers pay attention to when doing air tightness test

After the assembly of each refrigeration unit is completed, a series of tests are required to ensure the safe and stable operation of the unit, and there is an air tightness test. So, what should the refrigerator manufacturer pay attention to when doing the air tightness test?