PIZZATO Switch FL 221

08/02/2023

Step-by-Step Guide: How to Fix Heat Pump Freezing Up in Winter

A heat pump is an essential component of your HVAC system that helps regulate indoor temperatures during the winter months. It is designed to work efficiently even in sub-zero temperatures, but sometimes, it may freeze up, causing discomfort and inconvenience.

06/21/2020

Common faults and maintenance of air compressor

Common faults and maintenance of air compressor <img src="{{media url=&quot;Common_faults_and_maintenance_of_air_compressor.jpg&quot;}}" alt="" /> Common faults and maintenance of air compressor 　　 Air compressors are widely used in various industries with the development of technology, but no matter what type of air compressor, there will be some problems in the process of use. The following editors will now introduce some common faults and maintenance methods, let's take a look.

03/03/2021

Voltage of servo motor: relationship between voltage and speed of servo motor

1)At high speed, the speed is proportional to the voltage 2) At low speed, the voltage is lower than the decrease of speed;

08/11/2023

How Does a Heat Pump Work in Winter?

Heat pumps are an excellent alternative to traditional heating systems, particularly in areas with mild winters. Unlike traditional heating systems that rely on burning fuel or electricity to generate heat

07/07/2020

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

08/31/2020

The height of the boss determines the future of the company

At the end of October 2019, the four-day Shanghai International Compressor and Equipment Exhibition came to a successful conclusion. A total of more than 280 companies participated in this exhibition, more than half of the scale of the whole machine companies,

09/18/2020

Five years of sharpening the sword to rewrite the monopoly pattern of foreign brands

"After five years of development and testing, we have successfully developed an oil-free water lubricated single screw air compressor, which broke the long-term monopoly of foreign brands in one fell swoop and became another benchmark for "Creation in Shunde".

07/20/2020

Analysis of circuit diagrams of two compressors' phase failure protection

Analysis of circuit diagrams of two compressors' phase failure protection Air compressor phase failure protection circuit Protection circuit diagram Air compressor phase failure protection circuit

08/15/2020

Precautions during the use of air-cooled refrigerators

Before using the air-cooled chiller, you can carefully count the operating data of the equipment, and then based on these operating data, you can make a basic judgment on the operating status of the equipment,

11/29/2024

Performance comparison of Mitsubishi, Hitachi and Daikin compressors

Compressor Daikin: domestic compressor, produced by Gree Mitsubishi: The original parts are imported! Won multiple energy-saving awards! Hitachi: Hitachi central air conditioners sold domestically are produced by Qingdao Hisense Hitachi Air Systems Co., Ltd.,