Siemens Contactor 3RT2015-4AB01

08/26/2023

How Do I Know If I Have a Heat Pump or an AC? A Comprehensive Guide

If you're a homeowner, you may be wondering whether you have a heat pump or an air conditioner (AC) installed in your home. Both systems provide cooling during the summer months, but they work in different ways.

08/14/2020

Central air conditioning chiller water system and ventilation system cleaning method

The central air-conditioning ventilation system mainly includes air ducts, fresh air ducts, central air-conditioning wind cabinets, air outlets, air-sealing outlets, air handling units, and fan coils.

06/29/2020

Several causes of compressor burning

07/22/2020

The world’s compressor-free ultra-low temperature refrigerator with the lowest temperature of -80℃——Stirling ultra-low temperature refrigerator

The history of the refrigerator<br></br> <br></br> The discovery of American Jacobi Perkins in 1834 led to the invention of the refrigerator. The Scot John Harrison discovered the cooling effect, and by 1862, his first refrigerators were on the market.

08/21/2020

How should centralized air conditioners be used during epidemic prevention and control

1. Before using the centralized air-conditioning ventilation system, you should understand the type of the centralized air-conditioning ventilation system, the air supply range, and the air intake of the fresh air.

08/11/2020

The function and calculation method of air-conditioning ventilation static pressure box

1. What is a static pressure box?<br></br> 　　 Static pressure box, also known as plenum chamber, is a large space box connected to the air outlet. The flow velocity of the air flow in this space decreases to close to zero, the dynamic pressure is converted into static pressure

09/04/2020

The focus of Chinese manufacturing transformation and upgrading

Chinese manufacturing industry has achieved world-renowned achievements in the thirty years of reform and opening up. With the development of Internet technology, disruptive innovation in the manufacturing sector is not only difficult to predict,

08/13/2020

Suitable for several kinds of shelves in cold chain storage

In recent years, China's cold chain logistics industry has developed rapidly, and its volume, quality, and degree of specialization have been continuously improved; in the implementation of cold chain logistics,

06/14/2020

Refrigeration compressors can be divided into two types

Refrigeration compressors can be divided into two types: volume type and speed type according to their working principles

08/14/2020

How to flush reciprocating compressor with refrigerant oil

After the refrigeration equipment and its compressor are used for a period of time, the added refrigerating oil will be naturally lost during the operation of the equipment.