Contrinex Sensor DW-AD-621-M8-120

08/24/2020

Various problems that may occur in central air conditioning

Many users will encounter various problems in the process of using central air-conditioning, such as noise, uncooled heat, power consumption, etc. Among them, nothing is more serious than air-conditioning leakage,

08/05/2020

How to add R410A refrigerant

The pressure of R410A is about 1.6 times higher than that of R22 refrigerant. Therefore, in the process of construction and after-sales service, if there is an incorrect operation, a major accident may occur.

08/06/2020

Have fun with the cooling water and condensate water system, start here!

1. Design steps of cooling water system<br></br> 　　 1. Installation of cooling water pump and cooling tower<br></br> 　　Each cooling tower should be equipped with at least one water pump. Generally, spare pumps should be considered for maintenance.

06/14/2020

What does the air conditioning cooling capacity mean

In addition to the different size of the air conditioner, the important indicator is the cooling capacity. The cooling capacity refers to the total amount of heat removed from the confined space, room or area per unit time when the air conditioner is perf器2䀀
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08/23/2022

Ways to Increase Stepper Motor Torque and Select Stepper Motor

Reduce the number of turns to reduce inductance L: select the motor with small inductance L from the standard products of the motor manufacturers, the rated current will increase.

08/04/2020

Reasons for unstable temperature of refrigerated truck cargo box

In the transportation of frozen and refrigerated food in large supermarkets, refrigerated trucks must be used as carriers.

08/18/2020

How to maintain the cooling tower

1. Replacement of fillers. Inferior fillers have weak rigidity, poor load-bearing capacity, and are easy to deform and fall loose, which will directly lead to poor cooling effect or loss of cooling capacity.

06/25/2022

6 Common Faults of Encoder?

If motion control is important to your production, then your encoder is one of the keys to your success. Encoders are exposed to shock, contaminants/oil, excess vibration, moisture

06/14/2020

Danfoss cocuses on providing energy efficient, sustainable and smart refrigeration compressors for a varied range of commercial applications such as cold rooms

09/10/2020

Air compressor lubricant replacement standard and market analysis

1. The selection criteria of air compressor oil 　　1) Oil selection: mineral oil, semi-synthetic oil, synthetic oil (synthetic oil is mainly PAO series) 　　2) Pour point: ≤-10℃ 　　3) Flash point: ≥180℃ 　　4) Acid value: 0.2 　　5) Performance requirements: good oxidation resistance, anti-emulsification, and less residual carbon