Rockwell AB VFD Frequency Converter 20BD180A0ANNADC0

07/23/2020

Do you know the causes, hazards, treatment and prevention methods of compressor liquid strike?

Liquid hammer refers to the situation in which the refrigerant liquid or wet vapor is sucked into the compressor by the compressor due to the failure or insufficient heat absorption and evaporation of the refrigerant, which is called liquid hammer.<br></br> <br></br>

09/08/2020

The type and structure of the intake valve of the screw air compressor

Nowadays, people’s requirements for screw air compressors are getting higher and higher, and their performance will follow. From components to the whole machine, everyone wants to understand its use and how to maintain it. The following introduces the intake valve of screw air compressors. Some basic common sense:

06/14/2020

Danfoss cocuses on providing energy efficient, sustainable and smart refrigeration compressors for a varied range of commercial applications such as cold rooms

08/25/2020

For an air conditioner with a heating power of 1390W+1050W, what is the power consumption for 1 hour of heating

Time flies, the air conditioner has just been out of service for two months, and it’s time to start using it again. With air-conditioning, our biggest concern is power consumption. After all, everyone is not rich.

01/30/2022

3 Reasons for Using Pressure Transmitters in HVAC Systems

Transmitters play an indispensable role in most applications in HVAC (Heating, ventilation, and air conditioning) systems, which can maintain a suitable indoor temperature

08/21/2020

How important is the installation environment of the refrigeration unit Doing these 4 points is enough!

The refrigeration equipment (compressor unit) is installed in the machine room, and the surrounding environment should be maintained:

06/14/2020

One of the directions of scroll compressor's attack deep dive into the low-temperature market

One of the directions of scroll compressor's attack deep dive into the low-temperature market In Panasonic's view, in the field of air conditioning

07/08/2022

Tips for Troubleshooting Hydraulic Proportional Valves

The components of a proportional valve are few; the spool, solenoid, and linear variable differential transformer, or LVDT. In order to operate the valve, a power supply and amplifier are needed.

08/21/2020

Causes and troubleshooting of industrial chillers

1. High condensing pressure (higher than the specified value) failure causes and remedies: 　　① Non-condensable gas in the system: release non-condensable gas.

08/16/2020

What is the structure of the fan coil

The fan coils we usually touch mainly include horizontal concealed fan coils, horizontal surface mounted fan coils, vertical surface mounted fan coils, vertical concealed fan coils, and other methods.