Omron PLC NJ501-4310

07/31/2020

Failure Analysis of Air Conditioner Button Circuit

Where is the button circuit in the inverter air conditioner? The first is the function keys on the display board, and the second is the automatic switch on the main board. The main purpose is to transmit user instructions and achieve the purpose of information interaction.

08/05/2020

What are the requirements for the installation of container cold storage

What are the requirements for the installation of the container cold storage? The container cold storage can be assembled in the container, and can be equipped with refrigeration equipment according to the customer's demand for quick freezing.

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

08/24/2020

Causes of uneven liquid distribution in refrigeration systems and tragic cases!

If the distribution head is not evenly distributed, it will cause too much refrigerant in some of the branches, which will cause the evaporator to frost.

08/05/2020

Don't panic when the evaporator melts, look here!

Although the evaporator is very useful, the evaporator defrosting electric heating tube burned out and the water collecting tray heating chamber burned out successively during use. So I will introduce the problems of the evaporator equipment and analyze the problems.

06/22/2020

The difference between centrifugal compressor and reciprocating compressor

The difference between centrifugal compressor and reciprocating compressor Centrifugal compressor overview 　　 Centrifugal compressor is also called "vortex compressor", a type of compressor. The structure and operation principle are similar to the centrifugal blower, but it is always multi-stage, which can make the gas obtain higher pressure, larger processing capacity and higher efficiency.<img src="{{media url=&quot;The_difference_between_centrifugal_compressor_and_reciprocating_compressor.jpg&quot;}}" alt="" />

06/14/2020

Embraco hosts flammables webinar

BRAZIL: Compressor manufacturer Embraco will host two free educational webinars in June, one covering refrigeration fundamentals, the other on the use of flammable “natural” refrigerants in commercial refrigeration.

08/17/2020

Five important points for attention when selecting piston chillers

The main control parameters of piston chillers are energy efficiency ratio, rated cooling capacity, input power, refrigerant type, power supply voltage, etc. Below, the editor of okmarts.com introduces the selection points of piston chillers in detail.

08/12/2025

AC Servo Motor Construction and Working

Most servo motors used in servos are AC motors. Figure 1 shows a circuit diagram of an AC servo motor.

06/28/2020

Compressor-Hitachi Inverter Compressor

From the current development trend of refrigeration compressors, in order to make it compact, efficient, energy-saving and low vibration and low noise, it has become the goal that air-conditioning compressors continue to pursue in manufacturing technology. Its role is mainly manifested in the following points: compressor