Wide Plus Digital Display Controller WP-S403-01-23-HL

08/05/2020

How does the air conditioner collect fluoride

1. Method: The method of collecting fluorine should be correct. Under the state of turning on and cooling, open the covers of the two connecting pipe valves of the outdoor unit with a wrench, use 5 hexagonal wrenches,

07/07/2020

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

09/08/2020

Technical advantages of precision filters in compressed air systems

As we all know, the air contains many kinds of elements: water, rust, particulate dust and oil. These impurities will cause great loss to industrial production tools, so these impurities in the air must be removed.

06/12/2024

Solenoid Valves: Common Faults and Solutions

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

07/30/2020

Analysis of common failure causes of hermetic refrigeration compressors

The resistance between running terminal (R), starting terminal (S), common terminal (C), RS is greater than the resistance between SC and RC. The resistance between RS is equal to the resistance between SC and the resistance between RC.

07/05/2020

Inverter compressor and Hitachi

Inverter compressor and Hitachi What sparks can be produced by the combined use of electronic expansion valve and compressor? Electronic expansion valve and compressor are indispensable refrigeration accessories in refrigeration equipment and refrigeration equipment, and they are used together with high efficiency.

08/18/2020

Causes of vibration of air conditioning fans in computer rooms

There should be a qualified mechanical professional technician (or, hire a contract mechanical professional technician) among the staff in the data center.

08/27/2020

How to maintain your oil-free screw compressor

Like all electromechanical equipment, oil-free screw compressors require regular maintenance to operate at maximum efficiency and minimize unplanned downtime. Improper maintenance can cause problems such as reduced compression efficiency, air leakage, and pressure changes.

09/07/2020

The working principle of the frequency converter

The main circuit is the power conversion part that provides the voltage and frequency power supply for the asynchronous motor. The main circuit of the frequency converter can be roughly divided into two categories:

09/04/2020

Have you considered these four questions when using screw air compressors

When using a screw air compressor, have you considered these four issues: the speed of the screw air compressor, the working temperature of the screw air compressor, the lubrication method of the screw air compressor, and the use environment of the screw air compressor.