Siemens Circuit Breaker 3WN6521-0JB58-0AK1

08/21/2020

Collection of various types of faults and troubleshooting methods for central air-conditioning!(Ⅱ)

Collection of various types of faults and troubleshooting methods for central air-conditioning! 1.Failure and maintenance methods of fan coil

07/07/2020

Why defrost cold storage What are the ways to defrost

Why defrost cold storage What are the ways to defrost I. Overview: 　　 The frost on the surface of the evaporator in the cold storage hinders the conduction and distribution of the cooling capacity of the refrigeration evaporator (pipe), which ultimately affects the cooling effect.

08/19/2020

The impact of excessive or small pump flow on the chiller

The chiller may have various types of failures. Why does the water pump fail with too much or too little flow?<br></br> 　　 In fact, whether the flow of the water pump is too large or too small, it will have a certain impact on the operation of the chiller, so it is not a good thing that the flow is too large or too small.

07/23/2020

What are the four steps to the safe operation of screw refrigeration compressors?

1 .Preparation:<br></br> 1. Check that the refrigerant, water and electrical equipment system should be normal<br></br>

06/14/2020

Why do central air-conditioning compressors often fail？

A little common sense in the air conditioning industry knows that whether it is cooling or heating, the compressor plays a key role, which can be said to be the heart of air conditioning. The configuration of the compressor is very complicated, and it is 器2䀀
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08/09/2020

Refrigeration compressor failure processing method

The refrigeration compressor is the core and heart of the refrigeration system. The capacity and characteristics of the compressor determines the capacity and characteristics of the refrigeration system.

06/29/2020

How the compressor works

03/26/2024

How to Select Servo Motors in Automation Equipment Design

Servo motors play an important role in the field of automation and are usually used to drive components that require more precise speed or position control in projects.

09/22/2020

On the development of compressors in the 21st century

In the 21st century, centrifugal compressors, reciprocating compressors, and screw compressors are the three mainstream compressors used in the chemical process and gas power fields. Centrifugal compressors dominate the development of centrifugal compressors: the large-scale industrial enterprises.

07/23/2020

R410a and R22 refrigerant comparison application and installation specifications

1.Introduction to the properties of R410a refrigerant<br></br> 1. R410a is a HFCs refrigerant mixed with two working fluids of R32 and R125 at a mass fraction of 50% and 50%. It is a near-azeotropic mixture (pseudo-azeotrope), and its thermal performance is close to a single working fluid.