Danfoss Compressor SZ240A4PBES

08/20/2020

Why does refrigerating oil deteriorate How to judge whether the refrigerant oil has deteriorated

How to choose refrigerating oil 1.Why does refrigerating oil deteriorate? First of all, we must be clear why the refrigeration oil deteriorates.

08/09/2020

How to deal with the refrigerant leakage of precision air conditioner in computer room

As we all know, the power density of equipment in the computer room is high, so the volume heat is high. The computer room for exchange and data still needs to be continuously cooled by air-conditioning compressors to meet the environmental temperature requirements of communication equipment.

12/27/2023

Troubleshooting the "Air Conditioner Fan Not Spinning But Hums" Issue

When your air conditioner's fan refuses to spin but emits a distinctive hum, it can be a frustrating and perplexing situation.

06/14/2020

Working principle of inverter compressor

     The principle of inverter compressor inverter controller is to convert the alternating current in the power grid into a square wave pulse output. By adjusting the frequency of the square wave pulse (that is, adjusting the duty cycle), the speed of thﰸ2䀀
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10/21/2025

List of Problems and Solutions for Screw Compressors

Screw compressor is another type of commonly used compressor. We’ve listed the following 11 problems and solutions for reference of anyone or business in need.

07/07/2020

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

11/07/2021

The Era of Intelligent Building Management Comes with Siemens HMI + KNX

Siemens is a leading electronic and automation product manufacturer in the world. Based on its advanced human-computer communication technology and brand development concept

08/08/2020

Knowledge of central air conditioning thermostat

Knowledge of central air conditioning thermostat The principle of central air-conditioning is the same as that of household air-conditioning, and its purpose is to set the room temperature according to the comfort of the owner.

08/11/2020

What is the solution to the large power consumption of cold storage

The operating cost of cold storage occupies a large proportion of the operating cost of cold storage, especially for small cold storage. The operating cost of the early and mid-term cold storage is basically the electricity cost.

09/08/2020

Is the air compressor tank bigger the better

The air compressor tank is the post-processing equipment of the air compressor. It is used to store compressed air. It can play a role in stabilizing the pressure in the system, alleviating the fluctuation of the air consumption of the air equipment, and eliminating the pulsation of the air flow in the pipeline.