Lenze Frequency Converter VFD ECSDA008C4B

08/14/2020

How to use automation technology to control energy saving in cold storage

Warehouse temperature and evaporation temperature adjustment 　　(1) Warehouse temperature adjustment of multi-point temperature parameters 　　In the past, the temperature adjustment of the warehouse was controlled by instrument, which was mainly based on position adjustment.

03/30/2023

What Type of Compressor is Used in Air Conditioner

The compressor is the core component of the air-conditioning refrigeration system, and it plays the role of compressing and driving the refrigerant in the air-conditioning refrigerant circuit.

08/19/2020

Troubleshooting of low valve temperature of screw chiller

The outlet temperature of the expansion valve of the screw chiller reflects the evaporation temperature, which is a factor that affects the heat exchange. Generally, the difference between it and the outlet temperature of the refrigerant water is 5~6℃.

07/06/2022

Magnet Pump Troubleshooting: Noisy and Seizing

Magnet pump has been available for many years. It is an important field in water pump. Today, let's take a look at two problems that are easy to occur: Noisy and Seizing.

06/21/2020

The classification of piston compressor_The advantages and disadvantages of piston compressor Classification of piston compressor

The classification of piston compressor_The advantages and disadvantages of piston compressor <img src="{{media url=&quot;The_classification_of_piston_compressor.jpg&quot;}}" alt="" />Classification of piston compressor 　　 (1) Classification according to the position of the cylinder centerline   Vertical compressor: The center line of the cylinder is perpendicular to the ground. Horizontal compressor: The center line of the cylinder is parallel to the ground, and the cylinder is only arranged on one side of the fuselage.

07/07/2022

Proportional Valve Types for Different Applications

When it comes to Proportional Valves, they are well-suited to a number of different applications in machinery, basic processes and hydro-pneumatic systems.

06/29/2020

Suggestions for troubleshooting of compressor with liquid start

08/21/2020

Useless for a lifetime. Dehumidification and refrigeration of air conditioners are completely different!

This summer, the heavy rain that has come in New York caught many friends off guard, and the humid and sultry weather made the big guys complain. A small partner told the author that at this time, dehumidification is enough. The air conditioner does not need to be cooled. principle of refrigeration of central air-conditioning chillers

08/17/2020

Too high or too low oil pressure of industrial chillers affects normal operation

When using industrial chillers, regular inspection and maintenance work is essential. In the absence of basic maintenance and regular inspections, many industrial chillers are prone to different failures.

08/14/2020

Central air conditioning chiller water system and ventilation system cleaning method

The central air-conditioning ventilation system mainly includes air ducts, fresh air ducts, central air-conditioning wind cabinets, air outlets, air-sealing outlets, air handling units, and fan coils.