NEC Relay MR82-5USR

08/17/2020

The specific maintenance content of the cooling tower equipment of the chiller

We know that the international cooling water tower is a structure used for cooling water in power plants, and the general height is determined by the size of the power plant units.

07/23/2020

The secret of refrigeration compressor lubrication

The refrigeration process can be traced back to the middle of the 18th century, when the experiment was about the production of ice. This technology was perfected in the 18th century, and modern refrigeration was born. This can be used to cool or freeze liquids and foods so that they can be kept longer.

07/10/2020

Working principle diagram and precautions of screw air compressor

Working principle diagram and precautions of screw air compressor Working principle diagram of twin screw air compressor 1. Basic structure and working principle

01/14/2025

Refrigerator PTC Relay Wiring Method

The PTC (positive temperature coefficient) relay is directly connected in series with the secondary winding (start winding).

08/21/2020

The main difference between air-cooled chillers and water-cooled chillers

First of all, it is necessary to find out which types of chillers are divided into: General manufacturers will produce two types of water-cooled and air-cooled chillers.

08/18/2020

Solution to water leakage of fan coil ceiling

The fan-coil system is supplied with chilled water by the chiller, and the water temperature is usually only about 8°C. Therefore, the chilled water supply and return pipes, condenser pipes and condensate trays are all relatively low in temperature.

08/08/2020

What are the cold storage boards and how to buy them

What are the cold storage boards and how to buy them What are the cold storage boards? How do I know which specifications and models of cold storage boards are needed for the cold storage I build?

12/13/2021

How to Add Encoder to Stepper Motor

When the current flows through the stator winding, the stator winding produces a vector magnetic field. The magnetic field will drive the rotor to rotate an angle, so that the direction of magnetic fields of the rotor is consistent with that of the stator.

06/29/2020

Compression ratio of American Copeland compressor

01/08/2021

Four major producing areas of Mitsubishi Electric's central air conditioner

Four major producing areas of Mitsubishi Electric's central air conditioner Four-major-producing-areas-of-mitsubishi-electric's-central-air-conditioner Wakayama, Japan Founded in 1943, the cold and heat system manufacturing plant entered the open r器2䀀
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