Littelfuse Fuse 0438.375WR

08/17/2020

Drainage method of refrigeration pipe during cold storage installation

Before the cold storage is installed, the refrigeration pipe must be thoroughly removed. The rust and dirt on the inner and outer walls of the pipe must be removed, and the inner wall must be kept dry.

08/15/2020

Solution to the condensing pressure of the chiller refrigeration system

1. The condenser of the chiller is dirty Computer room chillers generally use air-cooled condensers, which are composed of multiple sets of coils, and fins are added to the coils to increase the heat transfer area on the air side.

07/16/2020

Vacuum leak test method for small cold storage equipment

Refrigeration systems with evaporating pressure gauges close to or below atmospheric pressure must be tested for vacuum leak tests, leaving the refrigeration equipment under proper vacuum for a certain period of time, reflecting and observing whether air has penetrated into the system from the reading of the vacuum pressure gauge for inspection The sealing performance of the cold storage equipment system.

01/09/2021

Comfortable Home Green Black Technology

Comfortable Home Green Black Technology Let me talk about the widely used green technology system: 1F ground source heat pump Renewable energy utilization technology, according to legend, it obtains shallow soil energy for heating and cooling, so t器2䀀
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08/09/2020

Can the air conditioner compressor be repaired if it is broken How much does it cost to repair the air conditioner compressor once

We all use air conditioners now, but everyone may not know so much about the components inside the air conditioner. The air conditioner compressor is the core part of the air conditioner refrigeration system.

07/29/2020

Air conditioning chilled water pump lift estimation method (including examples)

The so-called selection and calculation of water pumps are actually estimates (many calculation formulas themselves are estimates), and more detailed and comprehensive considerations are accurate calculations.

06/19/2025

How to clean the air cooler

Today, the editor of okmarts.com will give you a brief introduction to the cleaning method of the air cooler. I hope it will be helpful to you!

08/21/2020

How to clean the precision air conditioner in the standby room

The precision air conditioner in the computer room is the guarantee of constant temperature and humidity in the data center of the computer room. To ensure the reliability and economy of the operation of the computer room

11/25/2021

As 5G is on the Way, Do You Really Understand the Use of HMI?

What is HMI (Human Machine Interface)? This era is smart and full with information. We have already been placed in the age of smart technology and filled with all kinds of new devices and inventions every day.

06/29/2020

Suggestions for troubleshooting of compressor with liquid start