Danfoss Compressor SH380A7ABC

08/19/2020

What needs to be tested for stable operation of industrial chillers

Different companies have different requirements for low-temperature environments. Therefore, when choosing an industrial chiller,

07/26/2020

This is a common failure of refrigeration compressors!

The excessively high suction temperature is mainly caused by the increase of suction superheat. Note that high suction temperature does not mean high suction pressure, because suction is superheated steam.

08/20/2020

Air-conditioning repair book Three nirvana tricks that can't be charged by the regular army

Summer is the peak season for air-conditioning to be turned on. After frequent use, the air-conditioning in some consumers’ homes will fail, and when a small partner is in a hurry, they will “see the doctor in a hurry”.

08/16/2020

The correct method and detailed steps of cold system blowdown

The purpose of sewage discharge in the refrigeration system of the computer room is to remove the dirt in the refrigeration system so as to prevent the dirt in the system from entering the compressor and the throttle valve.

07/16/2022

What is a Gear Pump

Gear pump is a rotary pump that transfers liquid or pressurizes it relying on the change and movement of the working volume formed between the pump cylinder and the meshing gear.

08/11/2020

Selection knowledge of screw chiller

Screw chiller is a large-scale industrial refrigeration equipment. It is widely used in central air-conditioning and large-scale refrigeration industry. It plays an important role in refrigeration, cooling and cooling.

08/15/2020

Installation method of valve in refrigeration system of industrial chiller

In the refrigeration system of the industrial chiller, the main function of the valve is to control the flow and direction of the refrigerant. In daily use, the valve is often used.

08/17/2020

Precautions for key auxiliary materials for central air conditioning installation

Central air-conditioning is an air conditioner that must be installed in many places, such as companies, shopping malls, supermarkets and other places. With the rapid development of society,

07/12/2023

eciprocating vs. Rotary Compressors: Which is Better for Your HVAC System?

When it comes to selecting the right compressor for your HVAC system, you may find yourself asking the question, "Which is better, reciprocating or rotary compressors?"

07/07/2020

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