FINETEK Switch EFB-1400

06/25/2020

Advantages and disadvantages of Hitachi central air conditioning

At present, the central air-conditioning of the refrigerant system is still the best done by Japanese brands. When it comes to Japanese central air-conditioning, one has to say that Hitachi, one of the Japanese air-conditioning BOSS, is a well-known international central air-conditioning brand. Most air conditioners now use scroll compressors as the core of power, and the world’s first scroll machine for air conditioning was manufactured by Hitachi in 1983.

06/29/2020

How the compressor works

08/19/2020

What is the relationship between cold storage safety and cold storage board selection

The choice of insulation materials in the refrigeration system is also very important to the safety of the entire refrigeration system. In fact, the main difference between polystyrene board and polyurethane board is the heat preservation effect, price, technology and material.

08/18/2020

Solution to the non-circulation of cold water in the chiller

Generally, the chiller (small) produced by our okmarts.com already contains a chilled water circulating pump, and the chiller (large) does not contain a chilled water circulating pump.

08/02/2020

What should I do if the geothermal exhaust valve leaks

Water leakage from the geothermal exhaust valve is very common. Under normal circumstances, when the heating is first delivered in winter, the geothermal pipe needs to be exhausted so that the exhaust can make the heating of the underfloor heating loop uniform.

08/11/2020

Installation conditions and precautions of refrigeration compressors

The selection of the installation site is most ignored by the staff. Often after the compressor is purchased, you can find a location and use it immediately after piping. There is no prior planning at all.

06/14/2020

11 common problems in refrigeration compressors, do you know these

11 common problems in refrigeration compressors, do you know these 1.Why control the impurity content and moisture content of the compressor and air conditioning system?

09/04/2020

Is there still money to make air compressor accessories now

According to incomplete statistics, the total annual market for compressor accessories in China is about 3 billion. Now, in addition to energy-saving products, some large manufacturers, especially those with more distribution agents, are pinning their profit growth points on the sales of original parts. Many companies have launched their own parts malls.

04/10/2024

Servo Control, Step Control and Variable Frequency Control: Detailed Explanation of the Three Major Controls

The following introduces the working principle, structure, types and application of the three major control methods of servo, step and variable frequency.

08/17/2020

How to adjust the refrigeration system of cold storage equipment to reduce operating costs

1. Reasonably adjust the operating parameters of the refrigeration system to improve equipment efficiency. 　　 The evaporating pressure and temperature of the refrigeration system and the condensing pressure and temperature are the main parameters.