Danfoss Compressor SH420A7ALS

07/07/2020

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

07/27/2020

Precautions for the use of central air conditioning thermostat

What is a thermostat? What is the thermostat used for? How does the thermostat work? This series of questions is that I want to talk to you today, let’s increase our knowledge!

08/05/2020

Central air conditioning chiller water system and ventilation system cleaning method

The central air-conditioning ventilation system mainly includes air ducts, fresh air ducts, central air-conditioning wind cabinets, air supply outlets, air-sealing outlets, air handling units, and fan coils.

07/20/2020

The heat is hot, you must see these smart home tips

"The spring wind is the light blue of the freshly dried sheets;" "It was obtained with open hands instead of just watching." "I remember the first bicycle when I was a kid;"

08/09/2020

Leak detection, drainage, and vacuum operation methods of the refrigeration system in the computer room

The refrigeration system is indispensable for the computer room. Leak detection, sewage discharge, and vacuuming in the refrigeration system protect the refrigeration system so as to prevent the dirt in the system from entering the compressor and throttle valve

09/10/2020

Discussion on Reasons and Protection of Air Compressor Motor Damage

Air compressor is abbreviated as air compressor. As a general-purpose mechanical equipment, it is widely used in the field of industrial and agricultural production. The problem is that the motor (three-phase asynchronous motor) as the power equipment of the air compressor generally has a higher failure rate than other motors.

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

05/30/2025

Air Curtain 101: Working Principle, Types, Function, Application and Selection

Air curtain, also called air door curtain, air door, is mainly installed at the entrances and exits of public places with air-conditioning environments.

10/06/2023

How Does a Countertop Ice Maker Work?

Countertop ice makers are a popular appliance for home and office use. They are compact, convenient, and provide a steady supply of ice on demand. But have you ever wondered how these machines work?

08/16/2020

Several major considerations for enterprises to use refrigerators

We know that refrigerators are relatively complex equipment, and even have a process for turning on and off the machine. If it cannot be operated according to specifications and there is no dedicated maintenance,