CROUZET Switch 83268

07/07/2020

Earth Hour: Hitachi Central Air Conditioner works with you to speak for the earth

07/05/2020

Hitachi Air Energy Heat Pump Compressor

Hitachi Air Energy Heat Pump Compressor The compressor does not start and has nothing to do with the four-way valve coil heating mode Why can't the compressor of the four-way valve of the air conditioner start up after changing the heating mode? The compressor does not start and has nothing to do with the four-way valve coil heating mode.

07/19/2020

Safety protection method of chiller compressor

Several safety protection methods for compressors in industrial chillers In industrial chillers, the quality of the compressor determines whether the working efficiency of the chiller is good. At the same time, the compressor also plays an important role in the after-sales maintenance of the chiller. Once a failure occurs, it will improve the company's maintenance of the chiller. Increase in costs. In order to reduce the maintenance cost of the chiller, we recommend the following 4 methods to protect the compressor of the chiller.

06/14/2020

The air conditioner does not use electricity, the minimum cooling is -25 ℃, is it true

The air conditioner does not use electricity, the minimum cooling is -25 ℃, is it true Air-conditioning has become an indispensable configuration for everyone.

09/09/2020

Quality judgment of air compressor accessories

Screw air compressor repair and maintenance replacement parts include air filter, oil filter, oil separator, screw air compressor oil. How do we judge the quality of these accessories?

09/15/2023

Heat Pump Water Heaters Pros and Cons: Is It the Right Choice for Your Home?

If you're in the market for a new water heater, you may have come across the term "heat pump water heater." This type of water heater is becoming increasingly popular due to its energy efficiency, but is it the right choice for your home?

09/11/2020

Summary Essentials of water treatment for central air-conditioning chillers

Looking at the management of central air-conditioning throughout the country, it is found that very few are well managed, and all have problems of one kind or another to varying degrees. The main problems are described as follows: 1. Problems caused by the unreasonable design of the design department

06/14/2020

This is the reason for the overheating of refrigeration compressor exhaust~!

This is the reason for the overheating of refrigeration compressor exhaust~! The main reasons for the exhaust temperature overheating are as follows: high return air temperature, large motor heating capacity, high compression ratio, high condensation pre器2䀀
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07/05/2020

Full analysis of high-temperature burn-down failure of scroll compressor

Full analysis of high-temperature burn-down failure of scroll compressor Scroll compressor overheating at high temperature for a long time will not only reduce the insulation performance and reliability of the motor, shorten the life of the motor, but also reduce the lubricating ability of the lubricating oil, and even cause carbonization and acid hydrolysis of the lubricating oil.

09/11/2020

Development and Trend of my country's Frequency Converter Industry

With the rapid development of power electronics technology, computer technology and automatic control technology, electric drive technology is facing a historic revolution. AC drives have gradually become the mainstream of electric drives.