Holip VFD Frequency Converter HLP-G1000D7543

08/16/2020

11 precautions for the installation of modular air conditioning units

Pay attention to the following 11 precautions when installing the combined air conditioning unit: 1. The unit should be placed on a large mud boss with a height of 50-100 mm, and a space of one meter away from the wall should be left.

06/14/2020

Refrigeration Compressor Market Research Report 2020: Key Players, Applications, Drivers, Trends And Forecast To 2026

A report, added to the extensive database of verified Market Research titled Refrigeration Compressor Market 2020 by Manufacturer, Region, Type and Application, Forecast up to 2026,

08/20/2020

High and low temperature test chamber refrigeration failure What unique secrets do you need to master

The high and low temperature box does not refrigerate, which means that there is a problem with the compressor. A complete refrigeration system is composed of a compressor, a condenser, a throttling device and some auxiliary equipment.

06/22/2020

Causes and judgement of centrifugal compressor surge

Causes and judgement of centrifugal compressor surge Causes of centrifugal compressor surge ①Flow<img src="{{media url=&quot;Causes_and_judgement_of_centrifugal_compressor_surge.jpg&quot;}}" alt="" /> Each centrifugal compressor corresponds to a curve between outlet pressure P and flow rate Q at different speeds n, as shown in Figure 2.

08/20/2020

Poor heat dissipation of screw chiller and its treatment

Poor heat dissipation of screw chillers and treatment methods: When the condenser heat dissipation is poor, the compressor efficiency is low, and the operating current is increased.

08/04/2022

Differences Between Overflow Valve and Pressure Relief Valve

Overflow valve is to prevent system overload and ensure safety. The pressure relief valve reduces the system pressure on the premise that the system is not overloaded.

06/29/2020

Several causes of compressor burning

09/21/2020

Lubricant knowledge

Lubricating oil knowledge 1. Lubricating oil function Lubricating oil is a liquid lubricant used on various types of machinery to reduce friction and protect machinery and processed parts. It mainly plays the role of lubrication, cooling, rust prevention, cleaning, sealing and buffering.

07/25/2020

The influence of evaporating temperature on refrigeration system

Household air conditioners generally cannot adjust the evaporation temperature! The cold storage and other devices can be adjusted in small amounts, and the increase in the evaporation temperature is mainly in the design and manufacturing stage!

06/14/2020

Characteristics of fin heat exchanger

Characteristics of fin heat exchanger The heat transfer efficiency is high. The disturbance of the fins to the fluid causes the boundary layer to continuously rupture, which has a large heat transfer coefficient. At the same time, because the separator a器2䀀
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