IFM Sensor IG5951

06/14/2020

How to choose refrigeration oil for refrigeration compressor and unit

How to choose refrigeration oil for refrigeration compressor and unit The lubricating oil of the refrigerator is different from other mechanical equipment. Due to the different use occasions and refrigerants, the choice of lubricating oil for the refrige器2䀀
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07/30/2020

11 common problems with refrigeration compressors, do you know these?

Impurities entering the friction surface of the moving parts of the compressor pump body will cause abnormal scratches and wear. Impurities entering the solenoid valve, expansion valve, control valve, capillary tube and stop valve in the refrigerator system will block the valve hole or make the valve close tightly. And fail.

06/14/2020

Why do central air-conditioning compressors often fail？

A little common sense in the air conditioning industry knows that whether it is cooling or heating, the compressor plays a key role, which can be said to be the heart of air conditioning. The configuration of the compressor is very complicated, and it is 器2䀀
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10/02/2025

Variable-speed technology has become an essential component in the effort to improve HVAC equipment efficiency.

Variable-speed technology has become an essential component in the effort to improve HVAC equipment efficiency. The term “variable-speed” applies to two different components in an air conditioning or heat pump system: the blower motor and the compressor. 器2䀀
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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.

09/01/2021

What is VFD?

A VFD (Variable-frequency Drive, frequency converter) is a power control device that uses frequency conversion technology

09/09/2020

Characteristics of Market Operation of Contract Energy Management

EMC's energy system transformation uses contract energy management mode to serve customers, which overcomes the current energy-saving work faced by my country, such as: lack of corporate energy-saving investment awareness, insufficient energy-saving investment funds, low-efficiency energy-saving projects "headache" and system efficiency.

09/29/2023

Heat Pump Clothes Dryer: Everything You Need to Know

Clothes dryers are a convenient appliance that saves time and effort when it comes to doing laundry. However, traditional clothes dryers can be not very energy-efficient.

08/14/2020

What are the noteworthy issues in central air conditioning design

1. Variable air volume ratio 　　 The air-conditioning system runs under partial load conditions most of the year, that is to say, the fans, ducts and air volume of the end of the variable air volume system are mostly between the maximum and minimum air volume limits.

06/29/2020

How the compressor works