RENESAS IC Integrated Circuit UPD720202K8-711

01/17/2025

Why Does Servo Motor Vibrate?

In which cases will a servo motor vibrate? What happens if the servo motor vibrates? How can we solve the problems caused by the vibration? This article will explain various reasons for this.

08/14/2020

How much do you know about water-cooled chillers A few steps let you know

What is the cooling method of the chiller? A water-cooled chiller is one of them. It has many names. Some people say it is a chiller or a chiller. No matter which type, it is the same machine.

07/07/2020

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

08/26/2020

The scroll refrigeration compressor is a new type of refrigeration compressor that has only been put into practical use in the past ten years.

The scroll refrigeration compressor is a new type of refrigeration compressor that has only been put into practical use in the past ten years. It is the most advanced compressor at present, with a refrigeration capacity ranging from 4000W to 40KW.

07/25/2020

90% of the compressor burns down due to these reasons (Refrigeration Oil)

The common faults of compressors mainly include the following three types: 1. Motor burns; 2. Oil shortage caused by refrigerating oil; 3. Liquid shock.

11/15/2021

Best Suggestions for Encoder Wiring

Encoder is a kind of measuring device, which mainly converts pulse signal into data signal for people to read. Users choose different types of encoders with different application values.

04/04/2025

Solenoid Valves on KOBELCO Excavators: Locations, Functions, Error Codes and Troubleshooting Methods

When KOBELCO excavator displays error codes starting with D and E, such as D012 and E013, they are a solenoid valve problem.

09/06/2020

The harm of poor quality air filter element to screw air compressor

Inferior air compressor air filters are those that are relatively rough in workmanship and have the same filtering effect. You must know that air filters are the protective umbrella for the heart of the screw air compressor (screw host). If the picture is cheap, use inferior air compressors.

08/07/2020

What to do if the air conditioner drips Why not try this trick

Every household basically has air conditioners, but dripping of air conditioners is really a big problem. Many people don't understand why the air conditioners are dripping.

07/16/2020

Identify true and false filter elements

Look at the filter material. The main filter material of the air filter is filter paper. At present, the filter filter paper mainly uses domestic paper and imported paper. Both domestic and imported paper have good filtering performance, and the inferior filter paper used by the fake filter element cannot prevent dust from entering the engine.