HAYNES Welding Rod MULTIMET

08/20/2020

What is the difference between fixed speed and inverter air conditioners and their respective characteristics

The fixed speed air conditioner means that the speed of the internal compressor motor is constant, and the temperature is adjusted by switching the compressor on and off. Inverter air conditioners are variable speed air conditioners,

08/17/2020

The heat pump is prone to frost between +4~-4℃. The symptoms and reasons are not beyond these 10 points.

The air source heat pump can use the low-grade heat energy in the ambient air, so it has the dual advantages of energy saving and environmental protection. However, one of the problems is that

09/19/2022

What are the Main Parameters of a Molded Case Circuit Breaker?

Molded case circuit breakers can automatically cut off the current after the current exceeds the trip setting.

08/16/2020

Air-conditioning peak season is approaching, be wary of free return and exchange mystery

Behind the high purchase rate of air conditioners, there is also the risk of high after-sales problems. Recently, a friend close to the editor bought an air conditioner of a certain brand, but he couldn't use it normally and had to return the product after repeated repairs failed.

08/19/2020

Different types of condensers have different layout requirements

There are several types of condensers: vertical, horizontal, spraying and evaporating, which should be arranged according to different types of cold storage. The installation height of the condenser must ensure that its liquid flows into the liquid reservoir under self-flow conditions.

07/30/2020

The cold storage is constructed in this way, and it saves nearly half of the electricity bill!

The cold storage is constructed in this way, and it saves nearly half of the electricity bill!<br></br> Compared with ordinary refrigerators, cold storage has a larger cooling area, and because of the large cooling area, the power consumption is relatively large. Today I will show you how to make cold storage more energy-efficient.

09/08/2020

Medical standards for compressed air quality

Medical gas engineering includes: oxygen supply system, vacuum suction system, compressed air supply system, mixed gas supply system, these gas supplies are directly or indirectly in contact with the patient, will bring many hidden problems, so clean compressed air It is very important in medicine

07/07/2020

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

08/11/2020

How to solve various problems such as water leakage, noise, and excessive fluorine leakage of air conditioners

When the air conditioner is in use, there are problems such as water leakage, electric leakage, insufficient cooling and heating, excessive noise, etc., which makes the friends feel particularly heartbroken. Buying an air conditioner to solve this problem and that problem is a headache.

08/09/2020

Solutions to common failures of refrigeration control systems

1. The solenoid valve coil is burnt out<br></br> 　　 Phenomenon is that there is no heat in the low-voltage negative electromagnetic coil shell, and it is short-circuited with a multimeter RX10. The solution is to replace the same type of coil separately.