Nidec Fan A34621-57

07/30/2020

Precautions for cold storage installation

Library refers to the use of artificial means to create an environment different from outdoor temperature or humidity. Pay attention to the following points when installing cold storage:

08/20/2020

Cold storage anti-corrosion and anti-frost coatings effectively solve the problem of frosting and corrosion

In the cold storage, when the dew point of the air is lowered by the cooling pipe surface, the moisture in the food and air will precipitate and condense on the pipe wall. If the pipe wall temperature is lower than 0°C, it will condense into a rain layer.

06/14/2020

Scroll compressor:2020, or will usher in a dark moment

Scroll compressor:2020, or will usher in a dark moment In 2020, the market situation of scroll compressors is also not optimistic, and the entire industry may usher in a "dark moment."

08/14/2020

How to use common refrigeration tools

1. Pressure gauge operation method:<br></br> Generally, in the refrigeration industry nowadays, a compound double meter is used to measure the pressure of the refrigeration system, charge refrigerant, and vacuum, etc. It is widely used.

12/02/2021

Calibration of Rosemount Transmitter

When adjusting the transmitter, please turn off the protection setting, which is usually the red switch in front of the meter and its status may be ON or OFF.

07/18/2020

Process and cause of liquid shock in piston refrigeration compressor

Piston refrigeration compressor liquid hammer process and reasons for liquid hammer 1. Introduction The phenomenon that liquid refrigerant and/or lubricating oil is sucked into the compressor cylinder with the gas and damaged the suction valve plate

11/23/2022

How to Fix an Air Conditioner Fan Motor?

The air conditioner is composed of heat and cold sources, wind system, water system, air conditioning treatment equipment, and devices for controlling and regulating air conditioning.

07/07/2020

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

09/01/2020

Brief discussion on customer value of after-sales service in the life cycle of air compressor

Air compressor life cycle　<br></br> The life cycle of an air compressor refers to the time elapsed from the time the air compressor is put into use to when it is not suitable for continued use in terms of performance or economy, and then withdrawn from use.

08/09/2020

Do you know all about refrigerator refrigeration parts

Do you know all about refrigerator refrigeration parts Although these parts and accessories in the air-conditioning refrigeration system are basic components, they are very important and you must find out!