ABB Electric Motor M3AA200MLA6

03/02/2021

Advantages and disadvantages, function and service life of brushless motor

Advantage: (1) No brush, low interference When the brush is removed from the brushless motor, the most direct change is that there is no electric spark generated when the brushless motor is running, which greatly reduces the interference of electric spark to the remote control radio equipment.

08/21/2020

Is the air-conditioning installation nonsense

Many people think that if the air conditioner is bought, the air conditioner in this home will be able to cool and heat super well, but in fact, the installation of air conditioner also has a crucial

05/21/2025

Have you figured out the "enthalpy" and "entropy" of the refrigeration system?

1. Enthalpy<br></br> It is a kind of energy, used to indicate the thermal state parameter of the state of the refrigerant, it represents the size of the total energy of the refrigerant; namely:

08/03/2020

Teach you several refrigerant recovery methods

The so-called empirical method is to judge whether the recycling is over based on experience. Refrigerant recovery time varies according to the length of the connecting pipe.

06/29/2020

Suggestions for troubleshooting of compressor with liquid start

03/04/2023

Test and Diagnosis of Cylinder Sealing

Cylinder sealing is guaranteed by engine piston group, valve and valve seat, cylinder head, cylinder block, cylinder gasket and other parts.

08/20/2024

Direct Cool vs. Frost-Free Refrigerators: Comparison of Advantages and Disadvantages

The refrigeration method used by early refrigerators was direct cool type. The biggest disadvantage of direct cool refrigerators is that the refrigerator will frost after a period of use, so manual defrosting is required.

09/02/2020

TS parameter table of Ingersoll Rand two-stage compression compression piston machine

Ingersoll Rand's two-stage compression piston air compressor is designed for the most demanding working conditions, when a reliable air source is required. This compressor is perfectly suitable for the automotive industry, various commercial and industrial fields.

08/11/2020

Installation of fittings of air-conditioning water system

Air-conditioning water system includes cooling water system (cooling water pipe, pump, cooling tower, condenser, valve, etc.), chilled water system (chilling water pipe, pump, terminal, valve, insulation, expansion tank, etc.) and condensate water system

09/06/2020

Energy saving and intelligence of air compressors are equally important

Nowadays, in the air compressor industry market, many users are pursuing energy saving, and many brands are also pushing energy saving and energy efficiency. However, they all overlooked one point-intelligence, energy saving of air compressors is as important as intelligence.