THK Bearing ST 30UUB

06/29/2020

Semi-closed piston refrigeration compressor 4SJH-3000

Semi-closed piston refrigeration compressor 4SJH-3000 Features of semi-hermetic piston compressor 4SJH-3000: 1. Light in size and small in space 2. Suitable for R12, R22 and R502, with a wide range of applications

03/23/2023

Common Faults, Reasons of Faults, and Solutions of Vacuum Pump

common faults like falling vacuum degree, abnormal operation, even being jammed, large noises and oil leakage resulting from not well-sealed pump body appears in the operation

09/04/2020

Advantages of permanent magnet variable frequency screw air compressor

The advantage of permanent magnet variable frequency screw air compressor: stable air pressure

09/29/2022

Positive Displacement Pump vs Centrifugal Pump

<strong>Positive displacement pump</strong> refers to the pump that uses the internal volume changes of the pump cylinder to transport liquid

09/05/2020

Talking about Lubricant and Air Compressor

At present, the mainstream product on the air compressor market is the screw air compressor. Screw air compressor gradually replaces piston air compressor with its product characteristics.

06/29/2020

Compression ratio of American Copeland compressor

06/19/2023

How Much is a Compressor for a Fridge?

When your refrigerator stops working or is not cooling properly, it can be a cause of concern.

08/21/2020

Failure Analysis of Air Conditioner Button Circuit

Where is the button circuit in the inverter air conditioner? The first is the function keys on the display panel, and the second is the automatic switch on the main board. The main purpose is to transmit user instructions and achieve the purpose of information interaction.

08/02/2020

How to judge the presence of air in the air conditioner

In the refrigeration system, the non-condensable gases are mainly nitrogen, oxygen, hydrogen and water vapor in the air; because these working fluids do not condense with the refrigerant, they generally gather in the condenser or the liquid reservoir.

08/26/2020

Problems and performance requirements of screw air compressor lubricants

Problems encountered by screw air compressor lubricants Compressor network screw compressors (herein referred to as oil-injected screws) encounter problems such as wear, corrosion, bearing and rotor failure, shortened life, and air quality. Screw