Schneider Sensor XS218SAPAL10

12/10/2024

How to detect the tightness of the refrigeration equipment system

Keep the refrigeration equipment under a proper vacuum for a certain period of time, and observe whether the air infiltrates the system from the reading of the vacuum pressure gauge to check the sealing performance of the system.

08/21/2020

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 panel, 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.

07/17/2020

TH series constant temperature and humidity air conditioning unit

TH series constant temperature and humidity air conditioning unit The product features are: Copeland TH series constant temperature and humidity air conditioning unit is a new type of air handling unit independently developed by our company. Reliable performance, easy to use and operate, can be widely used in empty laboratories, electronic instrument assembly workshops,

08/02/2020

How does the cooling, heating, and dehumidification mode switch freely

Nowadays, almost every home has air-conditioning, which is cooled in summer, which brings coolness, heat in winter, provides warmth, dehumidification in the rainy season, and creates a refreshing environment.

08/09/2020

Refrigeration components and common maintenance and treatment methods

1. Refrigeration components and functions 　　1. Compressor: It acts as a compression drive refrigerant in the refrigerant circuit. The compressor extracts the refrigerant from the low-pressure zone, compresses it, and sends it to the high-pressure zone for cooling and condensation.

08/16/2020

Five major lubrication methods for compressors in industrial chillers

Everyone knows the principle of industrial chiller compressor. The compressor sucks the low-temperature and low-pressure refrigerant gas in the evaporator into the compressor, passes through the compressor,

06/05/2025

How to choose screw air compressor with or without oil

In screw air compressors, they are classified according to the type of lubrication, which are mainly divided into two types: oil lubrication and no oil. Literally, it is easy to understand whether or not air compressor lubricants are needed.

07/23/2020

R410a and R22 refrigerant comparison application and installation specifications

1.Introduction to the properties of R410a refrigerant<br></br> 1. R410a is a HFCs refrigerant mixed with two working fluids of R32 and R125 at a mass fraction of 50% and 50%. It is a near-azeotropic mixture (pseudo-azeotrope), and its thermal performance is close to a single working fluid.

07/07/2020

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

08/02/2020

Analysis of common problems of slow cooling and heating speed of air conditioning

Recently, many people have asked why the cold storage project has a rapid constant temperature after a power failure. This problem is believed to occur when many users use the cold storage.