PIZZATO Switch FS 2896E024

07/08/2020

Advantages and disadvantages of Hitachi central air conditioning

Advantages and disadvantages of Hitachi central air conditioning Hitachi Central Air Conditioning has always been at the forefront of air-conditioning technology, advocating the development and transformation of air-conditioning technology with the height of giants. Advantages: 1. Patented scroll compressor technology, as early as 1983, Hitachi invented the world's first scroll-type air-conditioning compressor and has a patent; and in 2003, Hitachi launched the industry's first internal oil separation function The new high-pressure cavity scroll compressor further improves the efficiency and reliability of the compressor and effectively increases the service life of the air-conditioning host.

06/14/2020

Analysis of common failure causes of totally enclosed refrigeration compressor

Analysis of common failure causes of totally enclosed refrigeration compressor Running end (R), starting end (S), common end (C), the resistance between RS is greater than that between SC and RC. The resistance between RS is equal to the resistance betweﰸ2䀀
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09/20/2020

Noise life

For household appliances bearings, the bearing load is very small and the bearing life is very long. However, after a certain period of operation, the bearing will also cause wear, increased vibration and noise, and deterioration of grease.

08/24/2020

What kind of job is a refrigeration installer

With the continuous development of refrigeration technology in our country, refrigeration technology has been widely used in various fields of the national economy and people's lives.

11/26/2021

Why DC 4~20mA is Chosen for Signal Transmission of Transmitters?

In industry, it is necessary to measure all kinds of electric and non electric parameters, such as current, power, temperature, pressure, speed and angle, etc.

08/19/2020

Will the effect of villa ground source heat pump be worse after years of use

In recent years, ground source heat pumps have become a must for villa decoration. Of course, there are also customers who are concerned about whether the effect of ground source heat pumps will deteriorate after years of use. okmarts.com

08/07/2020

Requirements for industrial refrigeration units before operation

Refrigeration units are used in many industries. For example, semi-hermetic refrigeration compressors are used by many manufacturers.

04/26/2022

How to Install A Surge Protection Device?

Set power line surge protection device at the entrance of the line into the building, the interface of the lightning protection area and the place close to the protected equipment.

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.

06/29/2020

Suggestions for troubleshooting of compressor with liquid start