CRYDOM Relay HA4875E

08/22/2025

Rosemount 3144P temperature transmitter FF fieldbus manual!

power supply Rosemount temperature transmitter FOUNDAIION fieldbus uses standard fieldbus power supply. The operating voltage of the transmitter is 9 to 32Vdc with a maximum of 11 mA. The rated voltage at the transmitter end is 42.4V dc, Wiring diagram

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

Apply these 5 parameters to easily determine whether the refrigeration and air-conditioning system is operating normally!

1. Condensing temperature Condensing pressure is the pressure at which the refrigerant condenses into liquid in the condenser. Because the pressure inside the condenser in the refrigeration system cannot be measured,

08/26/2021

What is a Knock Sensor?

Cars have an airbag that everyone doesn't want to use because it plays a role in car collisions, but the airbag is on standby all the time, with the effect of a knock sensor

08/15/2024

Why Does the Air Conditioning Evaporator Frost?

Air conditioning evaporator frosting is a common phenomenon and a technical problem that is highly valued. Today we will take a look at why the air conditioning evaporator frosts and how to solve this problem.

08/11/2020

Several common causes of compressor bearing damage

There are many important precision parts in first-class compressors, and the most worn part during regular operation is the bearing, so the bearing is one of the parts that need frequent maintenance and replacement.

08/24/2020

Problems in the planning, design and operation and maintenance of air conditioning and refrigeration systems

Usually, people look at the air conditioning and refrigeration system of a data center as simple, thinking that it is enough to create a temperature environment that meets the requirements and standards as long as the IT equipment runs.

01/01/2025

How Does a Refrigeration Compressor Work? With Animation for Each Type

Refrigeration compressor is a kind of driven fluid machinery, which promotes low-pressure gas to high-pressure gas and is the heart of refrigeration system.

09/15/2020

The technical status and development trend of air compressor

I. Introduction Compressor is a machine used to increase gas pressure and transport gas, and belongs to a working machine that converts the power energy of the prime mover into gas pressure energy. It has a wide range of types and uses, and is known as "general machinery".

02/11/2025

What is a Hermetic Compressor? Understanding the Basics

hen it comes to refrigeration systems, a crucial component is the compressor. This is the part that compresses the refrigerant and moves it through the system, allowing for heat transfer and ultimately creating the cooling effect.