PIZZATO Switch FD 638

03/02/2021

Advantages and disadvantages, function and service life of brushless motor

Advantage: (1) No brush, low interference When the brush is removed from the brushless motor, the most direct change is that there is no electric spark generated when the brushless motor is running, which greatly reduces the interference of electric spark to the remote control radio equipment.

07/26/2020

Why is the refrigeration compressor always overheating protection?

Compressor overheating protection means to protect the compressor motor from being burned. When the motor temperature or the compressor's own temperature exceeds a certain value, some built-in or external protection devices are used to disconnect the compressor's working power supply to achieve protection The role of the compressor.

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

08/19/2020

What should I do with the chiller at the end of the year

After a year of non-stop operation of the chiller, more or less debris will be generated, and it will be attached to the evaporator, condenser, cooling tower water system or filter, and the refrigerant oil will also be contaminated,

08/15/2020

The difference between cold storage aluminum row evaporator and seamless steel tube evaporator

When we choose to install cold storage, we usually encounter material selection problems. The advantages of the aluminum row evaporator are space saving, lightness, energy saving and environmental protection, convenient installation, etc.

08/22/2024

Refrigerator Buying Guide: How to Choose a Refrigerator (Part 1)

With the improvement of people's living standards, refrigerators have become an indispensable and important part of home appliances. Especially during the previous COVID-19 pandemic, more and more friends had realized the importance of refrigerators.

08/08/2020

What are the characteristics of air source heat pumps

Features of air source heat pump: 　　1. The air-conditioning system combines cold and heat sources and is placed on the roof of the building. There is no need to set up a special refrigerating machine room and boiler room,

08/20/2020

What do I need to prepare for the purchase of a high-speed refrigerated centrifuge

The high-speed refrigerated centrifuge plays an important role in the collection of microorganisms, cell debris, cells, large organelles, sulfuric acid precipitates, and immunoprecipitates.

08/20/2020

Why does the air conditioning system need to be processed to eliminate noise

In addition to the air-conditioning engineering requirements for temperature, humidity, wind speed, and air cleanliness, the vibration and noise of air-conditioning equipment (fans, chillers, water pumps, cooling towers, etc.)

08/18/2020

Several safety protection methods for compressors in industrial chillers

In industrial chillers, the quality of the compressor determines whether the working efficiency of the chiller is good. At the same time, the compressor also plays an important role in the future after-sales maintenance of the chiller.