Ferraz Shawmut Fuse PC233UD69V13CTF

08/18/2020

Cooling method of water-cooled chiller

Air-cooled chillers and water-cooled chillers are used for outdoor installation and operation. The air-cooled machine is directly circulated by air mechanically, and the machine's condensing coil directly expels the heat and cools it by atmospheric air.

09/21/2020

Development and application of centrifugal compressor for 10000m3h air separation plant

Since the advent of screw compressors in 1934, after decades of technological improvement, screw compressors have been widely used, especially in refrigeration.

04/22/2022

How to Debug The Input Level Transmitter?

Generally, the input level transmitter will be accurately corrected according to the range marked on the nameplate when leaving the factory.

06/30/2020

You should know the normal working condition of the compressor in the cold storage

You should know the normal working condition of the compressor in the cold storage 1. The suction temperature of the compressor should be 5-15℃ higher than the evaporation temperature.

07/20/2020

How to judge the starter of the refrigerator compressor is broken

1. The heavy hammer starter, the part that is easily damaged is the poor contact of the start contact. During the measurement, the weight starter can be removed and measured with a multimeter ohm block according to the original installation direction.

07/07/2020

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

09/11/2020

The air-conditioning industry "sell inventory" model is outdated

The implementation of the new energy efficiency standards for air conditioners is imminent, but the market is showing two different phenomena: most companies have launched an unprecedented price war to hit the peak season market with low prices;

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.

08/04/2020

Anatomy of the pressure adjustment mode of the condenser of the small chiller

During the operation of a small chiller, changes in temperature will cause changes in condensing pressure.

09/03/2021

How to Communicate PLC to VFD

PLC (Programmable Logic Controller) and VFD (Variable Frequency Drive) play an important role in industrial production and technological development.