ABB Extension Module FLX-4R4

09/11/2020

Recent market development of air source heat pumps in various countries in the world

The 1997 World Climate Summit in Kyoto, Japan established the reduction of greenhouse gases (GHG), achieving the goal of reducing greenhouse gases by at least 5% below 1990 levels between 2008 and 2012.

08/16/2020

What is the emergency treatment method for R22 refrigerant leakage

R22 refrigerant has low toxicity, but some of the cracked gas and residual liquid components produced by using it to prepare tetrafluoroethylene are highly toxic, which can cause acute poisoning.

07/07/2020

Earth Hour: Hitachi Central Air Conditioner works with you to speak for the earth

05/30/2025

Air Curtain 101: Working Principle, Types, Function, Application and Selection

Air curtain, also called air door curtain, air door, is mainly installed at the entrances and exits of public places with air-conditioning environments.

08/11/2020

Matters needing attention in improving the quality of cold storage installation

In fact, different construction methods and installation materials are the key to directly affecting the smooth progress of the cold storage installation project.

06/14/2020

refrigeration compressorIndustry prospects

The type, application, geographic location and end-user industry of refrigeration compressor products are the main market areas in this study.

08/17/2020

How to choose a compressor when building a cold storage

The compressor is the core of the entire cold storage system. It is the blood and the heart. It is one of the indispensable components in the complete cycle of the entire refrigeration system.

06/14/2020

Problems and case analysis of electronic expansion valve and four-way valve

Problems and case analysis of electronic expansion valve and four-way valve 1. The problem of electronic expansion valve 1 　　Identify the quality of electronic expansion valve: 　　Step one (see): Whether the wiring is plugged in place and whether the c器2䀀
ￜ皥
䖒皦즠Ʋ嫜ི㲈Ʋ
䌁皦
ᮔDž༬皧嫦ིЀ呄ᠾ鹨់༹皧
ࠄ
00령ꐱ댁珵뛐珵Љ
䕄ྦ￿￿뤂ᐱ뚜珵ᴴᏩ呄ᠾ퍘ᒥ鹨់ᩄꋔྦ
瑉浥巠皱㙲皦抐皱巠皱੨皦柘皱ￜ皥
ب巠皱㙲皦忈皱੨皦柘皱
즠Ʋǜ勁皦즠ƲبǜV /펔B䌁皦
ᮔDž'鱤džၜ먢䇨珵呈ᠾ뤂ᐱ⿇⬿먲僧ᐱ㥲ᐲ�僬㣢ᐲᠾ
랖僧զ識�僬㣢ᐲ臆S㥲ᐲᬄğ識理艏S杴 識杴 㥲ᐲ

10/23/2024

Pneumatic Solenoid Valve: Structure, Working Principle, Wiring Diagram, Types, Maintenance and Selection

Pneumatic solenoid valve (also called air solenoid valve) is a device that controls pneumatic actuators (such as cylinders, turbines) and is widely used in industrial automation systems.

09/03/2024

Applications of 15 Common Refrigerants, Must-Read for Refrigeration Professionals

The properties of refrigerants are directly related to the refrigeration effect of refrigeration equipment and even personal safety. Whether you are designing, installing, repairing or maintaining refrigeration equipment, you should know the properties and applications of these common refrigerants.