Danfoss Compressor SH304A4AAK

07/30/2020

A newly installed air conditioner trips as soon as it is plugged in. What's the matter

This question is about the first use of newly purchased appliances. This question actually asked two questions: One is that the newly installed air conditioner trips as soon as it is plugged in. Why? Second, why does it stop tripping after removing the neutral wire? The Electrician's Home will answer this question from these two aspects.

06/29/2020

How the compressor works

12/18/2024

ABB inverter fault codes and solutions

After an ABB inverter fails, many people don't know what to do, and they look for experts everywhere for advice. In fact, many times, just check the inverter's fault code to know what specific fault has occurred in the inverter, and you can prescribe the right medicine

07/30/2020

Problems related to refrigerant charging

Computer room air conditioning units are generally charged with refrigerant at the installation site. There are two main methods for refrigerant charging: weighing method and observation pressure method.

08/16/2020

Two major issues that should be paid attention to when installing and wiring fan coil thermostats

The fan coil unit has a compact structure, sturdiness and durability, and usually adopts high-quality galvanized sheet casing. The condensing surface-mounted air duct water pan is integrally formed by a molding process

08/11/2020

Refrigerant classification and selection requirements

Refrigerants are also called refrigeration working fluids, commonly known as refrigerants in some areas in the south. It is a working substance that continuously circulates in the refrigeration system and realizes refrigeration through its own state changes.

07/14/2022

What is Air Compressor

An air compressor is a pneumatic device that converts power (using an electric motor, diesel or gasoline engine, etc.) into potential energy stored in pressurized air (i.e., compressed air).

07/27/2020

The heat is unbearable, and the car air conditioner is turned on like this to quickly cool down

It is the dog days right now. As the saying goes: "Small summer heat catches the big heat, so there is nowhere to hide." If the outdoor in summer is like a stove, then the car can definitely be regarded as an "alchemy stove".

08/14/2020

The reason why the fan of air-cooled chiller does not run

In many areas where water sources are lacking, or air-cooled chillers for cooling and cooling of supporting machinery and equipment, after several years of use, such and other small failures may occur.

09/06/2020

Choose air compressor and piping system

Air compressor is the power station of air source. The quality of air will directly affect the life of pneumatic tools or pneumatic equipment and components. At present, screw air compressors and piston air compressors are generally used in China.