VALUE Vacuum Pump VSV-020

08/02/2020

Principle and maintenance method of air conditioner pressure protector

In addition to window air-conditioning units, many air-conditioning systems use high-pressure and (or) low-pressure pressure protectors to protect the compressor in the event of a system failure. During the normal operation of the device

08/13/2020

Problems that need to be paid attention to when installing chillers

1. Anti-leakage of fluorine<br></br> 　　If the joints of the chiller are not tightened or cracked, fluorine leakage will occur. If the chiller leaks fluorine, the user must replenish it frequently,

08/05/2020

Why can only precision air conditioners with constant humidity and cleanliness be used in the computer room

The country divides computer rooms into Type A, Type B and Type C. The requirements for the three types of computer rooms are different, and the requirements for various construction standards and operating indicators are sequentially reduced.

09/03/2022

How to Maintain Circuit Breaker?

To make the circuit breaker to be in good conditions and prolong its service life, regular and proper maintenance is indispensable.

05/19/2022

PLC Analog Input

PLC analog inputs usually use voltage signals in the range of 20 volts and current signals in mA. Each PLC manufacturer has I / O modules to process these types of signals

02/17/2023

Installation and Maintenance of Gearboxes

When you select gearbox model, four factors should be given comprehensive consideration.

06/14/2020

Danfoss cocuses on providing energy efficient, sustainable and smart refrigeration compressors for a varied range of commercial applications such as cold rooms

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.

08/01/2024

Excavator Hydraulic System: Installation, Cleaning, and Testing

The hydraulic system is composed of various hydraulic components, which are organically connected by pipes, joints, oil pipes and other components.

06/14/2020

What common sense do you need to know about automotive air conditioning refrigerants

What common sense do you need to know about automotive air conditioning refrigerants Air conditioning refrigerant, also known as refrigerant or refrigerant, is one of the greatest inventions in human history. Its contribution to human normal life is seco器2䀀
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