Copeland Compressor ZBD21KCE-TFD-551

06/14/2020

Frequently asked questions about refrigeration compressors, do you know these

Frequently asked questions about refrigeration compressors, do you know these 1.Why control the impurity content and moisture content of the compressor and air conditioning system?

08/21/2020

The role of pressure relay in refrigeration system

In industrial refrigeration, a pressure relay is an electric switch controlled by a pressure signal. It is often used as a protection and regulating element that directly controls the start and stop of the refrigeration compressor or controls the opening and closing of certain solenoid valves

08/15/2020

Summer chiller failure detection and solutions

The weather is getting hotter and hotter, and the industrial chillers of many factories ushered in the peak period of refrigeration. Frequent operation of refrigeration equipment is likely to have such and other small failures.

06/21/2020

Which is better, semiconductor refrigeration and compressor refrigeration

Which is better, semiconductor refrigeration and compressor refrigeration <img src="{{media url=&quot;o4YBAF3LcwuAC1ILAAEzxLDPcHA979.jpg&quot;}}" alt="" />Semiconductor refrigeration 　　Semiconductor refrigerator refers to a device that uses the thermo-electric effect of semiconductor to produce cooling capacity, also known as thermoelectric refrigerator. Connect two different metals with conductors, and connect direct current, then the temperature at one contact will decrease and the temperature at the other contact will increase.

07/23/2025

Freezer Compressor Hot: Causes and Solutions

A freezer/refrigerator is an essential appliance in most households, used to store food at low temperatures to preserve its freshness and quality.

08/13/2020

How to install the cold storage air curtain How much do you know about these technologies

The function and technology of installing the air curtain above the cold storage door, we must first understand why the cold storage needs to install the air curtain. The air curtain prevents the convection of indoor and outdoor air,

07/07/2020

Earth Hour: Hitachi Central Air Conditioner works with you to speak for the earth

06/14/2020

Reasons for high temperature of refrigeration compressor discharge (Technology Sharing)

Reasons for high temperature of refrigeration compressor discharge (Technology Sharing) The refrigeration compressor is the core and heart of the refrigeration system. The capacity and characteristics of the compressor lead to the capacity and characteri器2䀀
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09/05/2020

The advantages of asynchronous motor over traditional permanent magnet motor

The asynchronous motor is a three-phase induction motor, not the rare earth permanent magnet motor used in traditional electric vehicles. What are the reasons for this? The difference between induction motors and permanent magnet motors.

01/20/2022

The Difference between a Wireless Transmitter and Wired Transmitter

Transmitters are used in wide applications, such as information transition and remote control by computers. Since transmitters determine devices to work, it is important to get the right one.