PIZZATO Switch FR553 E0K70V9

07/31/2020

Five common problems of refrigeration system

Trouble phenomenon: The cooling effect of the whole machine is poor, the water outlet is only slightly cool, and the pressure on the high pressure side and the low pressure side are found to be low when checked with the manifold pressure gauge (under the normal speed of the compressor

07/07/2020

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

08/25/2020

Can the bus and subway have air-conditioning Shanghai expert It can be used normally, and it must be ventilated and clean

On the afternoon of May 8, Wu Huanyu, director and chief physician of the Shanghai Center for Disease Control and Prevention, said that as the temperature gradually rises, the city's commercial buildings, large shopping malls

09/08/2020

Dew point of adsorption dryer and its influencing factors

1. Adsorbent Adsorbent is the material basis of the adsorption dryer. The type of adsorbent has a decisive influence on the final dew point of the compressed air being processed. At present, the most commonly used adsorbents in compressed air dehydration and drying are silica gel,

06/29/2020

Suggestions for troubleshooting of compressor with liquid start

09/10/2020

Basic knowledge of compressed air system

1. Compressed air Refers to air with an absolute pressure greater than 0.1Mpa Second, the prescribed working conditions of the screw air compressor Inspiratory pressure: 0.1Mpa (absolute pressure)

08/11/2020

The function and calculation method of air-conditioning ventilation static pressure box

1. What is a static pressure box?<br></br> 　　 Static pressure box, also known as plenum chamber, is a large space box connected to the air outlet. The flow velocity of the air flow in this space decreases to close to zero, the dynamic pressure is converted into static pressure

01/26/2023

How to Maintain a Pressure Transmitter

In order to prolong the service life of the pressure transmitter and reduce the error, regular inspection and maintenance are recommended, such as weekly inspection.

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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10/23/2023

Air Conditioner Line Frozen: Causes, Troubleshooting and Prevention Methods

When the air conditioner line freezes, it can be a frustrating experience for homeowners. Not only does it disrupt the cooling process, but it also indicates an underlying issue that needs to be addressed.