Copeland Compressor ZR54K3-TFJ-250

07/07/2020

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

05/17/2023

How to Add Oil to AC Compressor

When the all-in-one air conditioner leaves the factory, there is a sufficient amount of AC compressor oil (commonly known as refrigeration oil, refrigerant oil, AC lubricants, AC oil) inside the machine.

07/30/2020

What should be paid attention to to make cold storage more energy-efficient?

1. The index to reduce the unit heat flow of the enclosure structure of the cold storage. In the design of the cold storage, the unit heat flow q of the outer wall of the low-temperature cold storage is generally about 11.63W.

12/02/2021

Calibration of Rosemount Transmitter

When adjusting the transmitter, please turn off the protection setting, which is usually the red switch in front of the meter and its status may be ON or OFF.

08/31/2022

How to Calculate the Breaking Capacity?

The breaking capacity of the circuit breaker is an important indicator of the circuit breaker, which refers to the ability of the circuit breaker to safely cut off the fault current. There are 36KA, 50KA and other specifications.

07/21/2020

Ten basic performance parameters of refrigeration compressors (technology sharing)

　　Under a certain working condition, the gas mass delivered from the suction end to the discharge end per unit time is called the compressor mass air delivery under this working condition, and the unit is. If calculated according to the volume of the inhalation state, the volume of the air delivery is, and the unit is then

06/14/2020

The school is about to start

Is the campus fresh air system necessary? With the improvement of the epidemic situation in various places, schools in various places have gradually begun to "recycle mythical beasts".

06/30/2022

What is Check Valve

Check valves are found in almost every industrial application acting as one-way or non-return valves.

08/06/2020

Several effective methods to control energy consumption of chillers

Every spring and summer, the temperature starts to rise, and the number and time of use of industrial water chillers will be more than in autumn and winter.

08/20/2020

Sitting on the floor air conditioners are mostly non-compliant or deadly killers

When summer is here, air conditioners have become a favorite "weapon" for the public, but if installed and used improperly, they can also become a deadly "killer." On June 1, the owner of a hairdressing shop in Rong'an County,