Danfoss Compressor SH475B6ABU

06/14/2020

What are the common faults of air conditioning compressor repair

Presumably everyone is also curious about the cooling effect of the air conditioner. In fact, all this is the credit of the compressor. The principle is that the compressor extracts the refrigerant from the low-pressure area, compresses it, and sends it t器2䀀
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06/29/2020

Several causes of compressor burning

09/07/2020

The contents of air compressor major, medium and minor repair

What are the specific contents of air compressor major, medium and minor repairs? 　　What is included in the overhaul of the compressor? 　　Answer: Compressor overhaul is generally carried out once after 12,000-26,000 hours of operation.

08/19/2020

What are the classifications of air conditioning refrigerants

The refrigerants widely used in compression refrigerants are ammonia, freons and hydrocarbons.<br></br> 　　 According to chemical composition, refrigerants can be divided into five categories: inorganic compound refrigerants,

08/20/2020

Poor heat dissipation of screw chiller and its treatment

Poor heat dissipation of screw chillers and treatment methods: When the condenser heat dissipation is poor, the compressor efficiency is low, and the operating current is increased.

05/11/2022

What is PLC?

Programmable logic controller (PLC) is a digital operation electronic system specially designed for application in industrial environment.

08/27/2020

Maintenance method and practice of air compressor electrical equipment

There are many commonly used electrical equipment, such as circuit breakers, contactors, relays, thermal relays, switches, etc., these are hard circuits, in addition to PLC, etc., these equipment is very widely used in air compressors and station rooms, it can be said to be necessity.

05/01/2022

How to Judge The Model of AC Contactor?

Contactor is the most basic and common electrical component in relay control system. It is mainly used to connect and disconnect lines, or frequently control the operation of motors and other equipment.

06/20/2022

How Does a VFD Work?

The first stage of a Variable Frequency AC Drive, or VFD, is the Converter. The converter is comprised of six diodes, which are similar to check valves used in plumbing systems.

08/11/2020

Treatment method of ammonia refrigerant in refrigeration equipment

When low-pressure equipment needs to be overhauled, it is necessary to cut off the connection between the equipment and the refrigeration system, select a channel, use the refrigeration compressor to suck up the ammonia in the equipment,