PIZZATO Switch FD 1210-M2

08/18/2020

Refrigeration system purge and clean up after installation

When the refrigeration system is installed, the system should be purged and cleaned first, because the refrigeration process is completed in a closed and clean system.

07/07/2022

Proportional Valve Types for Different Applications

When it comes to Proportional Valves, they are well-suited to a number of different applications in machinery, basic processes and hydro-pneumatic systems.

06/22/2020

What should I do if the refrigerator doesn't cool down

Refrigerator non-refrigeration is a problem often encountered during the use of refrigerators. Refrigerator non-refrigeration always occurs suddenly. A large number of things that need to be refrigerated suddenly become unpredictable, which greatly affects daily life and wastes time to find. Repair master repair. Let's take a look with the editor about what to do if the refrigerator is not cooling and what are the reasons for the refrigerator not cooling. Refrigerator non-refrigeration is a problem often encountered during the use of the refrigerator. <img src="{{media url=&quot;magefan_blog/What_should_I_do_if_the_refrigerator_doesn_t_cool_down.jpg&quot;}}" alt="" />

08/11/2020

What is the difference between the downward air supply and the upper air supply of the precision air conditioner

There are multiple air supply and return modes for precision air conditioners in the computer room, such as upper air supply, lower air supply, upper return air, and lower return air.

09/04/2020

Experts teach you to distinguish six major misunderstandings in the installation and use of inverters and their countermeasures

Today we introduce the six major misunderstandings and countermeasures in the installation and use of inverters. 　　 frequency converter

02/13/2025

Advantages and disadvantages of screw refrigeration compressors

Screw refrigeration compressor is a rotary positive displacement compressor. It uses the change of the cogging volume and position of the screw to complete the process of vapor suction, compression and exhaust. Oil-free screw compressors came out in the 1930s, mainly used to compress air. Later, the oil-injected screw compressor appeared in the cylinder,

06/29/2020

How the compressor works

07/04/2020

How important is the air conditioning compressor for air conditioning

How important is the air conditioning compressor for air conditioning As the earth we live in enters summer, the summer in many places is uncomfortably hot, so a good summer cool companion to accompany them is-air conditioning. Air conditioning has become a good weapon for us to spend the summer.

09/05/2020

How to save energy for permanent magnet variable frequency air compressor

In today's air compressor market, the majority of manufacturers and users pursue energy saving. For screw air compressors, the energy-saving type can be divided into two types: ordinary frequency conversion series and permanent magnet frequency conversion series.

08/21/2020

HVAC people collect these data, better than ten years of work experience!

HVAC people, we know that HVAC engineering includes many systems, the situation is complicated, and most of the pipes are hidden in tube wells, walls, ceilings, so the design process is very complicated, but don’t worry, we can step on the predecessors’ Go on your shoulders!