Protechnic Fan MGA9224YB-20

07/13/2020

Two products support half of Danfoss refrigeration business

Danfoss commercial compressor nameplate changes Danfoss piston compressors and scroll compressors have adopted a new nameplate since December 2015. At the same time, the compressor product brand and brand logo have also been adjusted.

09/04/2020

Graphic-the structure of air compressor

An air compressor is an air compressor. It is a device that provides compressed air to various workshops in the factory. It compresses the atmospheric air sucked in from the outside through mechanisms such as screws and bolts

08/09/2020

How to deal with the problem of refrigerant leakage from the freeze dryer

Leak detection points require patience, carefulness and certain methods. The specifics are as follows: first use the visual inspection method to open the box panel of the machine to observe the inside of the machine

08/20/2020

Air conditioner repairs are too messy the repairman has just walked for 10 minutes and the repaired air conditioner is broken again

"The air conditioner broke down after a while after it was repaired. Now I want to contact the maintenance company but I don't care what it says." Recently, as the temperature rises, the air conditioner usage rate has continued to increase

08/03/2020

Judgment steps of refrigerant leakage in air conditioning system

first step:<br></br> 　　 Shut down and unplug the air conditioner (to prevent danger during the inspection process), and connect a pressure gauge to the large valve. Observe the static pressure

08/12/2020

Disassembly steps and installation precautions of central air conditioning

Air conditioners have been in our lives for a long time. The central air conditioners installed in some homes or other places may be very old. It is time to disassemble, repair, or replace them.

06/21/2020

Electronic expansion valve application and installation precautions

Electronic expansion valve application and installation precautions <img src="{{media url=&quot;wysiwyg/Electronic_expansion_valve_application_and_installation_precautions.png&quot;}}" alt="" /> Advantages of electronic expansion valve: The energy efficiency ratio is improved during high-frequency and low-frequency operation; the reliability of the compressor is improved, the conditions of oil return, liquid return, and exhaust temperature are too high; the operation of the whole machine is reliable, and the problems of water blowing, condensation, and overload are reduced. ; Increased adaptability to changes in refrigerant quantity; Enhanced comfort, short defrost time;

07/13/2020

Identify the authenticity of Danfoss compressors solenoid valves expansion valves and filters

HVAC】Innovative products and series of Danfoss commercial compressors To date, Danfoss has provided more than 100,000 air-conditioning large scroll compressors to the Chinese air-conditioning market.

09/12/2023

Air to Water Heat Pump Systems: An Efficient and Sustainable Solution for Home Heating and Cooling

As society becomes increasingly concerned with sustainability and energy efficiency, more and more homeowners are turning to air to water heat pump systems as a way to heat and cool their homes.

06/29/2020

Suggestions for troubleshooting of compressor with liquid start