ANV Switch LS-5101

07/17/2020

Cause Analysis and Treatment Method of Copper Tube Leakage of Evaporator of Single Cooling Unit

Cause Analysis and Treatment Method of Copper Tube Leakage of Evaporator of Single Cooling Unit A central air-conditioning system in a public area uses a screw chiller. During operation, a copper tube in the evaporator leaks due to a malfunction. After further inspection by the technical staff, it was confirmed that the fault was leakage of the copper pipe of the evaporator of the chiller.

09/30/2022

Three Control Methods of Servo Motor

There are three types of <strong>servo motor control</strong> modes (<strong>servo motor control techniques</strong>)

08/18/2020

Common faults and solutions of central air conditioning

What are the common faults and solutions for central air conditioning? Let’s take a look with the editor of okmarts.com!

09/09/2020

Precautions for purchasing screw air compressor

When choosing to purchase a screw air compressor, several parameters need to be evaluated to ensure that the selection is more suitable. Today we will talk about the following points when buying a screw air compressor.

07/07/2020

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

07/29/2020

Analysis of the seven major causes of air-conditioning freezing, the idea should be correct, and the troubleshooting should be accurate and fast~

Small split air conditioners often have icing in the indoor unit evaporator in summer. Why does it freeze and how to eliminate it? Here are the following:

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.

08/14/2020

Operating instructions for industrial refrigerators-what issues need to be paid attention to

In the fierce social competition, if we want to maintain our strength and continuously increase our comprehensive capabilities, we need to improve the quality and design of products and all aspects.

01/06/2025

What is the principle of the chiller shell and tube evaporator

The cold water shell and tube evaporator is made by expanding two-layer metal plates with high-pressure gas or by mechanical pressing. It can also be made of aluminum alloy die-casting.

07/14/2020

Key factors for energy saving of screw air compressor

Key factors for energy saving of screw air compressor The rotor profile of the screw air compressor has a certain impact on energy saving. Before 2000, the screw air compressor was still in the growth period, and reliability was the main problem. At that time, the rotor profile development of screw air compressors made reliability the main goal.