Danfoss Compressor HRM051U4LP8

06/29/2020

Suggestions for troubleshooting of compressor with liquid start

02/19/2025

Refrigerated Truck: Everything You Need to Know

Refrigerated trucks, also known as reefer trucks, are a critical component of the transportation industry. They are specially designed vehicles equipped with temperature-controlled systems that enable the safe and efficient transport of perishable goods.

09/22/2020

Thyristor solid medium voltage soft starter

I. Overview In our country's coal mine, petroleum, chemical industry, steel, power generation, water supply, cement building materials and other fields, there are a large number of 3KV, 6KV, 10KV and other voltage levels of medium and high voltage AC asynchronous motors. A large part of them do not require speed regulation, but need to solve the starting problem of these high-voltage large motors.

05/16/2024

How to Replace a Bad Purge Solenoid Valve

In automotive applications, particularly in vehicles equipped with evaporative emission control systems (EVAP), the purge solenoid valve plays a pivotal role in managing fuel vapor emissions.

02/18/2020

What are the reasons why the freezer is not cooling

Now the freezer has become a must-have appliance in modern homes. It keeps food fresh and makes us feel cool in summer. The price of different sizes and different freezers is also different, we can choose according to our needs when buying. In the use of the freezer, sometimes the phenomenon that the freezer is not cooling occurs, what is the reason for this? What are the reasons for the freezer not cooling? Today, the editor will explain to you the relevant knowledge of the reasons why the freezer is not cooling, let's understand it together! <img src="{{media url=&quot;wysiwyg/What_are_the_reasons_why_the_freezer_is_not_cooling.jpg&quot;}}" alt="" />

08/16/2020

How to improve the service life of the regulating valve

The control valve is not like a manual valve. After it is installed, it is rarely managed and maintained. It must be maintained frequently to ensure normal operation and long service life. Below we introduce eight ways to extend the service life of the control valve.

08/20/2020

Multi-line system characteristics and common faults

Multi-connection is commonly known as "one-to-many". A multi-connection system is an outdoor unit connected to multiple indoor units, and each indoor unit can be freely run/stopped, or grouped, or centralized.

08/02/2020

How to manage the temperature after the cold storage is built

After the cold storage is built, the temperature in the cold storage must be better adjusted. This content is actually very important, but the corresponding precautions should also be grasped in the process of adjusting the temperature of the cold storage.

03/28/2025

Comparison of advantages and disadvantages of dry evaporator and flooded evaporator

The refrigerant of the dry expansion evaporator evaporates in the tube. The superheat at the outlet end of the evaporator is usually about 5 to 10K. The expansion valve uses the superheat detected by the temperature sensor to adjust the refrigerant flow r碌7館2䀀締眪湠眷V

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.