Rockwell AB VFD Frequency Converter 20BB9P6A3AYNBEN0

09/10/2020

Structural characteristics of rolling bearings imported from FAG

German FAG bearings (especially rolling bearings) are divided into two kinds of structure with cage and without cage. Among them, large-scale FAG bearings are generally required to withstand larger loads, often without a cage, but filled with rolling elements between the inner and outer raceways. And most of the small and medium rolling bearings are with cages.

08/17/2020

Installation process of ground source heat pump heat exchanger

If the machine works for a long time, it will get hot, because once the machine works, it will do work, and the work will naturally generate a lot of heat. If this heat is not released in time, it is likely to damage the machine.

06/14/2020

What are the models of refrigeration compressors

What are the models of refrigeration compressors As we all know, there are refrigeration compressors in the refrigerators and air conditioners that we commonly use. The core of the air conditioner and refrigerator is it. Whenever it is, the air condition器2䀀
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09/22/2020

Thyristor solid medium voltage soft starter

I. Overview In our country's coal mine, petroleum, chemical industry, steel, power generation, water supply, cement building materials and other fields, there are a large number of 3KV, 6KV, 10KV and other voltage levels of medium and high voltage AC asynchronous motors. A large part of them do not require speed regulation, but need to solve the starting problem of these high-voltage large motors.

06/14/2020

Working principle of York screw compressor

Working principle of York screw compressor Working principle of York screw compressor, screw compressor is a volumetric compression machine with working volume for rotary motion. The compression of gas depends on the change in volume, and the change in v器2䀀
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07/28/2022

How to install a Vane Pump

The pump body is installed and fixed on a special foot rest with screws, and the foot rest is fixed on the base plate of the machine and equipment with bolts.

08/17/2020

What is the reason for the excessive leakage of the refrigeration compressor

1. Insufficient oil flow, increase the oil supply appropriately; 　　2, the assembly sequence of the refrigeration compressor stuffing box is unreasonable and should be assembled according to the procedure;

01/06/2021

Three main points of Mitsubishi Electric's central air-conditioning energy saving

Three main points of Mitsubishi Electric's central air-conditioning energy saving The energy saving of Mitsubishi Electric's central air conditioning system is inseparable from the following three aspects. First, it is a high-quality product, and again器2䀀
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01/14/2021

Brief Analysis of Hitachi Central Air Conditioner and Daikin

In the current domestic central air-conditioning market, the central air-conditioning is still doing well with Japanese brands. But among the Japanese brands, we have to say that Hitachi is the brand of Hitachi. At present, most air conditioners use scrol器2䀀
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06/29/2020

Several causes of compressor burning