HITACHI Capacitor 400V 10000UF

07/25/2020

This is the "3 times", "8 steps" and "5 keys" of central air conditioning installation~~

It is not an exaggeration to say that the central air conditioner is installed with 3 points and 7 points for quality. The central air conditioner needs to be properly matched with the interior decoration. In fact, the equipment itself is only a "semi-finished product".

06/14/2020

New Live with Cargo Race Track-How does Cold Chain Logistics build a Minsheng Bridge

New Live with Cargo Race Track-How does Cold Chain Logistics build a Minsheng Bridge Sudden epidemic, making fresh electricity providers bursting again, cold chain logistics also ushered in the explosive growth.

08/13/2020

The way is right

Nowadays, cold storage has been widely used in the preservation of vegetables, fruits, fish and meat. But sometimes after use, there will inevitably be some aftertaste inside;

08/19/2020

What should I do if the freezer trips

Tripping when the freezer starts is a problem that many users may encounter when using the freezer for the first time. Domestic refrigerators are widely used. Although domestic refrigerators have high performance,

07/17/2020

Empty and replace the expansion valve after servicing the refrigeration system

Let's introduce the operation process when replacing the expansion valve in the refrigeration system. In the system, when the low pressure of the system is under pressure control, short-circuit the controller before venting the system to prevent the system from jumping during vacuum.

06/21/2020

Air compressor selection_air compressor parameters

Air compressor selection_air compressor parameters Air compressor selection <img src="{{media url=&quot;Air_compressor_selection_air_compressor_parameters.jpg&quot;}}" alt="" /> 　　How to choose an air compressor in a reasonable way should comprehensively consider the comprehensive technical and economic indicators such as the investment and operating costs of the air compressor unit and the air compressor station, so that it conforms to the principles of economy, safety and application. Specifically, there are the following aspects:

08/21/2020

The reason why the compressor of industrial chiller cannot start

What is the reason why the industrial chiller cannot be started? The compressor is the core part of the industrial chiller. If it cannot be started, the entire unit cannot operate normally. When the compressor is started,

04/30/2022

How to test a contactor?

Check the rated voltage of the contactor coil and connect it to the matching power supply. Open the switch and check whether the contactor is closed. If it cannot be pulled in, it indicates that the contactor coil is faulty.

08/24/2020

Causes of uneven liquid distribution in refrigeration systems and tragic cases!

If the distribution head is not evenly distributed, it will cause too much refrigerant in some of the branches, which will cause the evaporator to frost.

06/29/2020

Compression ratio of American Copeland compressor