Danfoss Compressor SM147A4XX

07/19/2020

Have you mastered the general troubleshooting methods for ammonia refrigeration

In the refrigeration system of the cold storage, the refrigeration compressor is the core equipment, usually called the refrigeration host. At present, piston refrigeration compressors are mostly used in small and medium-sized cold storage refrigeration systems. Due to the different refrigerants,

09/08/2020

The life of air compressor bearings and the causes of damage

If the air compressor loses one bearing or does not pay attention to the correct use of the bearing, the air compressor will not be able to operate normally, and it will greatly shorten the service life of the bearing, which will bring us unnecessary losses.

09/10/2020

What factors affect the displacement of centrifugal compressors

1) The air filter is blocked or the resistance increases, causing the suction pressure of the compressor to decrease. When the outlet pressure is constant, the compressor pressure ratio is increased. According to the performance curve of the compressor, when the pressure ratio increases, the displacement will decrease;

08/19/2020

The top ten coal-to-electricity installation misunderstandings this winter may cause air source manufacturers to stumble

With the arrival of the 2020 Detroit heating season, nearly 100,000 air-source heat pump heating systems that have been installed in a dozen suburbs of Detroit before have begun to intensively accept the test of the cold winter.

06/29/2020

Suggestions for troubleshooting of compressor with liquid start

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.

06/14/2020

This is one machine with multiple libraries, do you understand?

This is one machine with multiple libraries, do you understand? The owner replaced a new air conditioner, the master installed it in less than half an hour, and the air conditioner was evacuated in 5 minutes. Is this newly installed air conditioner reall器2䀀
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02/18/2025

Which Compressor is Best for Refrigerator - Bristol Vs. Copeland Vs. Sanyo Denki Vs. Panasonic

As is known to us, the compressor used in the refrigerator is of vital importance. So when we want to buy a refrigerator

08/07/2020

How to realize the variable flow regulation of the circulating water pump in the heating system

After heating metering and charging, the radiators are equipped with temperature control valves. Due to the regulating effect of the temperature control valve, the heating system changes from constant flow (that is, quality adjustment) operation to variabŒﰨ2䀀湠疌

09/15/2020

On the problem of adsorbing objects with micro vacuum pumps

When using a miniature vacuum pump for object adsorption, it actually uses the pump to vacuum the suction cup and then sucks the object. Therefore, you must choose a true miniature vacuum pump, such as PK, PC series