ADDA Fan AK1862HB

08/22/2025

Rosemount 3144P temperature transmitter FF fieldbus manual!

power supply Rosemount temperature transmitter FOUNDAIION fieldbus uses standard fieldbus power supply. The operating voltage of the transmitter is 9 to 32Vdc with a maximum of 11 mA. The rated voltage at the transmitter end is 42.4V dc, Wiring diagram

07/31/2020

For an air conditioner with a heating power of 1390W+1050W, what is the power consumption for 1 hour of heating

Time flies, the air conditioner has just been out of service for two months, and it's time to start using it again. With air-conditioning, our biggest concern is power consumption.

09/09/2020

Permanent magnet variable frequency air compressor speaks with energy saving

The permanent magnet variable frequency air compressor has been highly recognized by customers since its production. It is the leading brand of energy saving in the equipment industry. The core energy saving advantages of the equipment are as follows:

06/02/2022

6 Common Types of Power Supply?

As we mentioned before, power supply can be divided into DC power supply and AC power supply. What are the specific types of power supply? Let me introduce them to you.

09/05/2020

The problem of motor inefficiency

The test standards promulgated by the International Electrotechnical Commission IEC (hereinafter referred to as IEC) make it possible to evaluate the energy efficiency of motors.

08/13/2024

16 Common Faults and Troubleshooting Methods of Cold Storage Refrigeration Equipment

[Fault analysis] After the refrigerant leaks in the system, the cooling capacity is insufficient, the suction and discharge pressures are low, and a much larger intermittent "squeaking" airflow sound can be heard at the expansion valve than usual.

11/07/2022

What is an Electronic Expansion Valve?

The electronic expansion valve is a kind of the expansion valve. It uses the electrical signal generated by the adjusted parameters to control the voltage or current applied to the expansion valve, thereby achieving the purpose of adjusting the liquid supply.

06/29/2020

Suggestions for troubleshooting of compressor with liquid start

06/21/2020

Operation process of automobile air-conditioning refrigeration system and the role of pressure switch

Operation process of automobile air-conditioning refrigeration system and the role of pressure switch From top to bottom, automobile air conditioners are mainly composed of blowers, evaporators, pressure switches, dryers, expansion valves, condensers, and the most source compressors. The operation process of this air-conditioning system is: heat dissipation,

08/15/2020

What should be paid attention to when handling refrigeration equipment

Precautions for the handling of refrigeration equipment-Do not put it down during transportation. A series of matters must be paid attention to during the transportation of refrigeration equipment.