CRYDOM Relay CWD4825S

07/10/2020

Hitachi compressor features:

Hitachi compressor features: 1. Whether Hitachi compressors use refrigerant R22 or the new chlorine-free refrigerants R134a, R404A, R507A and R407C, they can operate smoothly and reliably.

09/07/2020

Demand for compressed air in different industries

As compressed air is widely used, compressed air systems have become a necessity in more and more industries. This article provides a brief overview of the needs of compressed air systems in different industries.

08/13/2020

Why the air energy heat pump does not heat

It is a common phenomenon that air energy heat pumps do not produce heat. When air energy heat pumps were used in the winter of previous years, the water temperature would be insufficient.

09/14/2020

Intake valve cannot open fault

Quanzhou failure analysis In Quanzhou in the past two days, I was debugging an air compressor. I encountered such a problem. The unit was operating normally for the first time. However, after shutting down and turning on, the unit was abnormal and could not pump air. At present, it can be guaranteed that the original electrical appliances are normal.

08/21/2020

The main difference between air-cooled chillers and water-cooled chillers

First of all, it is necessary to find out which types of chillers are divided into: General manufacturers will produce two types of water-cooled and air-cooled chillers.

06/29/2020

Suggestions for troubleshooting of compressor with liquid start

06/14/2020

Haikou exploded, the central air conditioner was back

Haikou exploded, the central air conditioner was back, was it wrong Since 2020, the safety of the use of central air conditioning has been widely concerned. From the clustered infections in closed places during the epidemic to the explosion accident in H器2䀀
ￜ皥
䖒皦즠Ʋ煔क़㲈Ʋ
䌁皦
ᮔDž༬皧煞क़Ѐ呄ᠾ鹨់༹皧
ࠄ
00령ꐱ댁珵뛐珵Љ
䕄ྦ￿￿뤂ᐱ뚜珵ᴴᏩ呄ᠾ퍘ᒥ鹨់ᩄꋔྦ
瑉浥巠皱

10/30/2021

VFD Troubleshooting: 10 Simple Methods to Master

At present and in the future, the maintenance of the electrical control equipment, VFD (Variable Frequency Drive) will become the professional knowledge that all electricians need to master.

08/09/2024

21 FAQs on Refrigeration Compressors (Part 1)

Impurities entering the friction surface of the moving parts in the refrigeration compressor body will cause abnormal scratches and wear. Besides, impurities entering the solenoid valve, expansion valve, control valve, capillary tube and stop valve in the air conditioning system will block the valve hole or make the valve not close tightly and fail.

08/15/2020

How to match the chiller with plastic molds and injection molding machines

As we all know, chillers are widely used, and one of them is the cooling of plastic molds. Basically, most plastic mold production plants are indispensable to the chiller, so today I will specifically introduce you here.