EMERSON Controller Module CCSEW303817

09/02/2020

TS parameter table of Ingersoll Rand two-stage compression compression piston machine

Ingersoll Rand's two-stage compression piston air compressor is designed for the most demanding working conditions, when a reliable air source is required. This compressor is perfectly suitable for the automotive industry, various commercial and industrial fields.

08/20/2020

Precautions for the selection of fan coils for large central air conditioners

The fan coil unit is an important component in a large central air-conditioning system. Its selection will directly affect our usage, such as cooling effect, power consumption, noise impact, etc.

06/14/2020

The role of lubricating oil

The role of lubricating oil 1) A dynamic seal is formed between the screw and the compression chamber and the male and female screws to reduce the leakage of refrigerant from the high-pressure side to the low-pressure side during the compression process.

06/14/2020

Working principle of rolling rotor compressor

Working principle of rolling rotor compressor

03/10/2023

Introduction to Three Sorts of Soft Starters

Soft starter, in essence, is a reduced-voltage starter that can control automatically. As it can adjust output voltage arbitrarily, plays a role in current closed-loop control

04/21/2022

Six Level Measuring Instruments and Relative Merits?

Float level meter is an instrument of measuring liquid level based on buoyancy principle. Usually, the combination of floating ball and scale enables the observer to intuitively read the height of liquid level.

08/05/2020

Why does the heating system lose water

1. Why does the compressor produce overheat protection? The working principle and classification of the overload protector. The overload protector of the compressor for air conditioning generally adopts a snap-type bimetallic protector,When the pipeline is filled with water, a large amount of dissolved oxygen is mixed into it to cause corrosion; the insulation shell of the directly buried pipeline is disconnected and is subject to long-term soaking of groundwater to cause corrosion.

08/08/2020

Selection and calculation of differential pressure regulating valve for central air-conditioning chilled water system

In order to ensure that the flow of the chiller in the central air-conditioning chilled water system is basically constant; the operating conditions of the chilled water pump are stable,

08/14/2020

Tips for troubleshooting the refrigeration system of low-temperature chillers

Regular maintenance work for the low-temperature chiller, while troubleshooting the refrigeration system of the low-temperature chiller is also very important.

06/29/2020

Compression ratio of American Copeland compressor