YASKAWA Switch PIKU-110BHET

06/14/2020

What is a heat pump？

"Heat pump" is to convert low-level energy into high-level energy that can be utilized by people. The low energy in nature can come from water, air, soil and so on.

09/06/2020

What should I do if the bearing is broken

How to judge whether the bearing can be used again and the defect that needs to be replaced 　　To judge whether the bearing can be used again, it should be decided according to related factors such as bearing damage level, mechanical performance, importance, operating conditions, inspection period, etc.

06/29/2020

Compression ratio of American Copeland compressor

08/21/2020

Collection of various types of faults and troubleshooting methods for central air-conditioning!(Ⅱ)

Collection of various types of faults and troubleshooting methods for central air-conditioning! 1.Failure and maintenance methods of fan coil

08/18/2020

Commercial refrigerator industry definition and product classification

Commercial refrigerators are the product of the market economy. With the development and growth of major beverage, ice cream, and quick-frozen food manufacturers, the market scale continues to expand

09/09/2020

How big the air compressor is, these two technical parameters must be known

People often come to inquire about how much it costs to buy a screw air compressor, but when I ask the person how big a screw air compressor you need, many users really can’t answer and cannot determine the size of the air compressor.

06/30/2020

Newly manufactured or overhauled compressors should do these inspections

Newly manufactured or overhauled compressors should do these inspections Newly manufactured or repaired compressors should undergo a test drive test. During the test, check:

09/10/2020

Existing problems in the promotion and application of water source heat pumps in my country

As a new type of cooling and heating method, water source heat pump should be quite mature and no problem from a technical point of view, especially from the point of view of heat pump units. However, considering China's national conditions and the promotion and application of water source heat pump cooling and heating as a whole system, there are still some problems:

09/14/2020

Synthetic refrigerating oil for R22 screw machine: CP-4214-85, CP-4214-150, CP-4214-320, CP-4214-100

SOLEST series synthetic refrigerating oil: SOLEST LT-32, SOLEST 46, SOLETS 68, SOLEST 120, SOLEST 170, SOLEST 220, SOLEST 370, CP-2931AH, CP-2931A　 Refrigeration oil: CP-1008-68, CP-1009-68, CP-1516-100, CP-1516-150, CP-4600-68, CP-4600-100, CP-4700-32, CP-4700-68 , CP-4700-100　

06/25/2025

Common Types of Refrigeration Compressors: A Comprehensive Guide

When mentioning refrigeration, everyone in this modern world may be familiar with it. People's daily use of air conditioners, refrigerators, whether small household or large commercial ones, are refrigeration appliances.