Copeland Compressor ZR380KC-TWD-525

06/27/2020

The sign of the normal operation of the refrigeration unit

The sign of the normal operation of the refrigeration unit 1. There is no knocking sound in the piston refrigeration compressor, the compressor is operating normally, the expansion valve opening is adjusted properly, and there is only compressor suction and exhaust sound during operation, and no knocking or other abnormal sounds are produced.

08/25/2020

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. After all, everyone is not rich.

06/14/2020

Working principle of rotary vane compressor

Working principle of rotary vane compressor

09/01/2021

What is VFD?

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

09/07/2020

Commonly used energy saving points for air compressors

Air compressors are recognized as energy-intensive process equipment, and screw compressors are no exception. However, in the daily operation process, the energy consumption of screw compressors often does not attract enough attention from operating units. The main reason:

07/30/2020

What are the common faults of refrigerators?

Freezers are an indispensable piece of household appliances. After long-term use, more or less problems will occur.

08/02/2020

The air conditioner compressor does not start, it may be its problem-capacitor

The main functions of capacitors (capacitors for short) in the electronic circuit of air conditioners are filtering, delay, boosting, energy storage, bypass, decoupling, etc., and can also be used to start the compressor.

05/10/2023

What is a scroll compressor? Everything You Need to Know

A scroll compressor (also called spiral compressor, scroll pump and scroll vacuum pump) is a device for compressing air or refrigerant. So there are scroll air compressors and scroll refrigeration compressor (refrigeration scroll compressor).

06/28/2020

Trouble analysis and elimination of semi-hermetic compressor motor

Trouble analysis and elimination of semi-hermetic compressor motor Abstract：Semi—hermetic compressor often be used in the water—cooling unit of air conditioning system，and it’S motor which work in rather high temperature and pressure condition，even work with refrigerator and oil， has a poor working condition．

06/29/2020

Compression ratio of American Copeland compressor