Fuji Contactor SC-N7PCS

07/27/2020

It is so hot in summer, the refrigerator can freeze the water, open the refrigerator door, will the room cool down

In the hot summer days, especially in the dog days, the heat buildup in the house is very serious. As soon as you open the door, you will feel the heat waves. After a long time, you will sweat profusely, like a sauna.

08/17/2020

Drainage method of refrigeration pipe during cold storage installation

Before the cold storage is installed, the refrigeration pipe must be thoroughly removed. The rust and dirt on the inner and outer walls of the pipe must be removed, and the inner wall must be kept dry.

07/17/2020

Reasonably adjust the cold storage evaporator and defrost in time

Reasonably adjust the cold storage evaporator and defrost in time Generally speaking, every increase in the cold storage evaporation temperature can save energy Therefore, under the premise of satisfying the low refrigeration process of the product, the evaporation temperature can be increased as much as possible by adjusting the amount of liquid supplied. The thermal resistance of the frost layer is generally much larger than the thermal resistance of the steel pipe.

08/04/2020

Several important issues that should be paid attention to when installing and debugging the inverter on site

nverter is an electric energy control device that uses the on-off action of power semiconductor devices to transform industrial frequency power into another frequency.

06/25/2020

Basic knowledge of air energy

At present, the most commonly used vapor compression heat pumps, compressors, evaporators, condensers, and throttle valves are the four main components. Other auxiliary components include fans, four-way valves, liquid storage tanks, gas-liquid separators, copper pipes, and Protectors and electronic control parts used to ensure the normal operation of the machine, etc. Direct-heating models also include a water flow regulating valve. Schematic diagram of commercial air source heat pump system

07/21/2023

Heat Pump vs Air Conditioner: Which One is Right for You?

When it comes to cooling your home, you have two main options: a heat pump or an air conditioner. Both of these systems work to keep your home comfortable during hot weather, but there are some key differences between the two.

06/14/2020

15 common sense of refrigeration and air conditioning!

1. The air conditioner cannot be restarted immediately after it is turned off After the central air conditioner is shut down, it can only be operated after 3 minutes. This is because the timing protector will automatically work to prevent the compresso器2䀀
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08/24/2020

Air conditioning is quietly reducing Who is doing this stealthily

Under the epidemic, air-conditioning sales plummeted in the first quarter, and life in the air-conditioning industry was difficult. What to do? Some companies’ management cuts, some layoffs, some companies are quietly raising prices,

06/14/2020

Refrigeration compressor installation conditions and precautions

The selection of the installation site is ignored by the staff. Often the compressor will be found at random after it is purchased and used immediately after piping.

06/29/2020

Compression ratio of American Copeland compressor