ABB Soft Starter PSRC72-600-70

03/04/2021

What is servo motor brake

Servo motor brake, also known as holding brake, is a component of power release. Generally, the servo motor with brake is integrated with the motor. Generally, DC24 V power supply is used. It is mainly used to lock the rotor shaft of servo motor after power off.

08/13/2020

Popularization of cold chain technology analysis of the advantages and disadvantages of 5 types of compressors

There are mainly five types of compressors, piston compressors, rolling rotor compressors, turbo compressors, screw compressors, and centrifugal compressors. This article briefly introduces the advantages and disadvantages of various compressors.

01/16/2021

What is the reason why the refrigerator compressor heats and does not cool

Principle of refrigerator compressor 　　Currently household refrigerators and air conditioner compressors are positive displacement, which can be divided into reciprocating and rotary. The rotary type uses a rotating shaft crank mechanism. According to th器2䀀
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랖僧ۚ識�僬㣢ᐲ臆S㥲ᐲᬄğ識理艏S杴 識杴 㥲ᐲ

09/07/2020

Is the air compressor oil-free or oil-free

The air compressor is oil-free or oily! ? 　　Good or bad depends on the use occasion and actual working conditions. In some occasions, such as food, medicine, precision instruments and other industries, it is necessary to use an oil-free air compressor. However, oil-free air compressors are much more expensive and more expensive to maintain.

06/14/2020

Rotor compressor

The rotor compressor is driven by the engine or the motor (mostly driven by the motor), and the other rotor (also known as the female rotor or the concave rotor) is driven by the oil film formed by the main rotor through oil injection, or by the main roto器2䀀
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07/07/2020

Earth Hour: Hitachi Central Air Conditioner works with you to speak for the earth

08/19/2020

Teach you how to understand the data meaning of the high and low pressure meters in the chiller

The general high and low pressure meter of chiller refers to the refrigerant pressure of the refrigeration system, which is mainly used to monitor the operation of the system and facilitate after-sales maintenance.

06/14/2020

Why does the refrigeration compressor frost and the solution!

Why does the refrigeration compressor frost and the solution! 1. The frost on the compressor return air port indicates that the temperature of the compressor return air is too low, so what will cause the compressor return air temperature to be too low? 器2䀀
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ب巠皱㙲皦忈皱੨皦柘皱
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랖僧ӄ識�僬㣢ᐲ臆S㥲ᐲᬄğ識理艏S杴 識杴 㥲ᐲ

06/14/2020

GLOBAL REFRIGERATION COMPRESSOR MARKET SHARES, SIZE, REGIONS, TYPE & APPLICATION- FORECAST TO 2026

GLOBAL REFRIGERATION COMPRESSOR MARKET SHARES, SIZE, REGIONS, TYPE & APPLICATION- FORECAST TO 2026 “ Refrigeration Compressor Market 2020” report share informative data figures as well as important insights regarding some of the market component which is器2䀀
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ب巠皱㙲皦忈皱੨皦柘皱
즠Ʋǜ勁皦즠ƲبǜV /펔B䌁皦
ᮔDž'鱤džၜ먢䇨珵呈ᠾ뤂ᐱ⿇⬿먲僧ᐱ㥲ᐲ�僬㣢ᐲᠾ
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08/20/2020

Frequency conversion energy-saving control method of central air-conditioning water circulation system

The energy consumption of the air-conditioning water system accounts for a large part of the entire air-conditioning system. Therefore, it is of great significance to study the energy saving of the air-conditioning water system.