Delta Fan AFB0912M-A

05/16/2025

Compatibility Error Between Fuji HMI and Siemens PLC and the Solutions

With the development of computer network and fieldbus technology, PLC and HMI are widely used in industrial control and building automation.

09/03/2020

Selection of air inlet filter cartridge

The selection of the inlet filter cartridge actually involves many aspects, not only the cartridge itself, but also the entire system design. Therefore, when selecting a filter cartridge, you should refer to the processing air volume, surrounding environment, pre-filtration, etc.:

07/07/2020

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

11/04/2025

What brand of refrigerator compressor is the best? Ranking of eight refrigerator compressor brands

Do you know what is the most important part of the refrigerator? Of course, it is the compressor. The refrigerator can work normally because of it. It can be said that the compressor is the core component of the refrigerator.

08/19/2020

How much do you know about water source heat pump

1. What is a water source heat pump system? 　　 water source heat pump is a high-efficiency, energy-saving, environmentally friendly and safe central air-conditioning system that extracts heat from the water for building heating.

08/18/2020

How to judge whether the refrigeration effect of industrial refrigerators is good

The quality of industrial refrigerators can be judged by carefully understanding the cooling performance of the equipment. If during the long-term operation of the equipment, the operation safety and stability of the equipment is very high

07/10/2020

Hitachi Compressor Features

Hitachi Compressor Features Fewer parts The compression structure of a scroll compressor consists of only five main parts. Lower vibration/noise Fixed crankshaft structure and large enough exhaust buffer structure to reduce vibration and noise

08/11/2020

Treatment method of ammonia refrigerant in refrigeration equipment

When low-pressure equipment needs to be overhauled, it is necessary to cut off the connection between the equipment and the refrigeration system, select a channel, use the refrigeration compressor to suck up the ammonia in the equipment,

06/21/2020

The principle of centrifugal compressor structure

The principle of centrifugal compressor structure Structure principle of centrifugal compressor <img src="{{media url=&quot;The_principle_of_centrifugal_compressor_structure.jpg&quot;}}" alt="" /> 　　 Centrifugal compressor is composed of rotor, stator and bearing. The impeller and other parts are sleeved on the main shaft to form a rotor. The rotor is supported on the bearing and driven by the power machine to rotate at high speed.

08/14/2020

Protection preparation before cold storage installation

Once the cold storage is installed or used improperly, it is very likely to affect the smooth application of the cold storage.