PHOENIX Relay 2908181

03/26/2024

How to Select Servo Motors in Automation Equipment Design

Servo motors play an important role in the field of automation and are usually used to drive components that require more precise speed or position control in projects.

09/10/2020

Working principle of scroll compressor

Features of scroll refrigeration compressor 1. The pressure difference between two adjacent chambers is small, and the leakage of gas is small.

04/28/2022

Classification of Surge Protection Device?

Now there are all kinds of surge protection devices on the market. Among those protection products, what kind of products do we need? What should we rely on to distinguish types? Let’s see it follow Okmarts.

06/28/2020

Hitachi compressor, the world's first

When choosing a home central air conditioner, many attentive consumers will compare the compressor technology of various brands. Because the compressor is the heart of the central air conditioner, the advanced nature of the compressor technology is directly related to the effectiveness and stability of the entire air conditioning system. It’s no surprise that consumers are more concerned about compressor technology. The editor here briefly introduces the advantages of Hitachi compressors.

05/23/2023

Why is My AC Freezing up? How to Fix [With Pictures]

Every summer people will think of using air conditioners to help lower the temperature. This will allow them to live better and more comfortably.

07/07/2020

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

07/31/2020

Multi-online display FC, FL, FE fault processing method

Outside machine LED3 double 8 indicator light is on and displays: FC, FL, FE. When the indicator light of the external mainboard and the line controller fail, the following figure will be displayed:

06/23/2022

How to Test a Transformer?

Transformers are an electrical component that transmit electrical energy between at least two circuits. Transformers regulate the voltage in circuits, but in some cases these can go bad and cause a circuit to not work.

07/27/2020

Do you know the reasons for the attenuation of the cooling capacity of the screw refrigeration unit?

Lithium bromide absorption refrigeration units are a type of refrigeration equipment that will inevitably produce cold capacity attenuation.

08/20/2020

Analysis and troubleshooting of common faults in cold and hot water air conditioning systems

Common faults of cold and hot water air conditioning systems mainly come from three major parts: the refrigeration system, the water pipe system and the surrounding environment.