AEG Contactor LS-177

08/13/2020

How to replace the lubricating oil and filter drier of the chiller

After the chiller is used for a long time, the lubricating oil will inevitably be contaminated or acidified. Therefore, we must pay attention to the change of oil quality during the operation of the unit.

06/25/2020

Advantages and disadvantages of Hitachi central air conditioning

At present, the central air-conditioning of the refrigerant system is still the best done by Japanese brands. When it comes to Japanese central air-conditioning, one has to say that Hitachi, one of the Japanese air-conditioning BOSS, is a well-known international central air-conditioning brand. Most air conditioners now use scroll compressors as the core of power, and the world’s first scroll machine for air conditioning was manufactured by Hitachi in 1983.

08/14/2020

Trouble shooting and correct selection method for thermal expansion valve debugging

As we all know, the thermal expansion valve is one of the four major components in the refrigeration system. It is responsible for reducing the refrigerant from the condensing pressure to the evaporating pressure in the system

09/11/2020

Selection skills of single screw pump

The professional senior engineer of the air compressor construction machinery leasing company told everyone that the specification of the single screw pump is determined by the nature, flow and pressure of the liquid to be transported, and the speed of the pump is determined by the viscosity and corrosiveness of the liquid. The selection of parameters can ensure the reliable operation of the pump.

08/25/2020

For an air conditioner with a heating power of 1390W+1050W, what is the power consumption for 1 hour of heating

Time flies, the air conditioner has just been out of service for two months, and it’s time to start using it again. With air-conditioning, our biggest concern is power consumption. After all, everyone is not rich.

06/29/2020

What is the cause of compressor pipeline vibration

05/21/2024

How to Test Variable Valve Timing Solenoid: A Comprehensive Guide

Variable Valve Timing (VVT) solenoids play a crucial role in modern automotive engines, optimizing performance, fuel efficiency, and emissions.

08/08/2020

Chilled water flow measurement techniques for chillers

Have you ever wondered how to measure and judge the flow rate of the chiller when you purchased the chiller? Today, the editor brings you the techniques for measuring the flow of chilled water in the chiller, and I hope it will help you.

07/13/2020

compressor trading platform

All basic knowledge of screw air compressor The full name of the air compressor is an air compressor; a machine designed according to the working principle of the rotation of the twin screw (also called Yin and Yang rotor) to change the volume of the gas, it can suck in natural air and then complete the work through several internal processes. To discharge compressed air that meets pressure requirements, this machine is called a screw air compressor.

06/12/2024

Solenoid Valves: Common Faults and Solutions

The solenoid valve is an industrial pneumatic component that we often use.