Schneider Surge Protection Device PMF83VT-IT

06/21/2020

Air compressor selection_air compressor parameters

Air compressor selection_air compressor parameters Air compressor selection <img src="{{media url=&quot;Air_compressor_selection_air_compressor_parameters.jpg&quot;}}" alt="" /> 　　How to choose an air compressor in a reasonable way should comprehensively consider the comprehensive technical and economic indicators such as the investment and operating costs of the air compressor unit and the air compressor station, so that it conforms to the principles of economy, safety and application. Specifically, there are the following aspects:

08/25/2020

Epidemic prevention sampling isolation cabin put into use in Beijing, air-conditioned cooling, UV disinfection

The anti-epidemic sampling isolation cabin with ultraviolet antivirus function, air-conditioning, and stable temperature in the tent at 25 degrees Celsius has been put into use in the Tsinghua University Hospital.

07/12/2020

Danfoss

Danfoss was established in Denmark in 1933. It is a global multinational company headquartered in Denmark, and it is a world leader in the manufacturing of refrigeration, heating, water treatment and transmission control. After nearly 70 years of hard work by the company’s employees,

04/29/2025

Difference between AC, DC and EC Fans

AC fans, DC fans and EC fans are classified according to their power supply type and motor type respectively. They differ in drive method, performance and application range.

09/04/2020

Advantages and applications of cast copper rotors in high-efficiency motor remanufacturing

The 2017 Green Production and Consumption International Exchange Conference was held in Shangyu District, Shaoxing City, Zhejiang Province from November 9th to 10th. The exchange meeting was co-sponsored by the China National Institute of Standardization

08/12/2020

Precautions for the use of ultra-low temperature storage boxes

The ultra-low temperature storage box is shipped after more than 12 hours of debugging before leaving the factory. Today, the editor of the ultra-low temperature storage box okmarts.com will share with you, there are some problems that should be paid atte¨ﰨ2䀀湠疨Vǜ

07/23/2020

Trouble and overhaul of piston refrigeration compressor

1. The refrigeration compressor cannot start normally Maintenance ideas 　　 1. First, check whether it is caused by low power supply voltage or poor connection of the motor circuit. If it is indeed that the grid voltage is too low, restart after the grid voltage returns to normal: If the line is in poor contact, the connection between the line and the motor should be detected and repaired.

06/29/2020

Several causes of compressor burning

08/19/2020

Common mistakes in daily operation of industrial chillers

The operation of the industrial chiller system works through three interconnected systems: refrigerant circulation system, water circulation system, and electrical automatic control system.

07/29/2020

Accurate fluorine addition method for air conditioning maintenance

Accurate fluorine addition method for air conditioning maintenance Adding fluoride is a basic skill in air conditioning maintenance, and it is also a highly technical job. The following are some of the experiences that colleagues have explored in the maintenance practice, and discuss with readers