PIZZATO Switch FX 2125-M2

06/14/2020

Introduction of internal control elements of industrial chillers

Introduction of internal control elements of industrial chillers Chiller is a kind of water cooling equipment, which can provide constant temperature, constant current and constant pressure cooling water equipment. Its working principle is to inject a ceﰸ2

06/14/2020

Fresh air system allows you to breathe fresh air at home for 24 hours

Fresh air system allows you to breathe fresh air at home for 24 hours In recent years, poor outdoor air quality has caused sensitive people to induce respiratory diseases;

07/17/2020

Empty and replace the expansion valve after servicing the refrigeration system

Let's introduce the operation process when replacing the expansion valve in the refrigeration system. In the system, when the low pressure of the system is under pressure control, short-circuit the controller before venting the system to prevent the system from jumping during vacuum.

09/01/2020

Dr. Zhang Xuefeng, Executive Director of Sigatobo Battery Air Compressor, accepted an exclusive interview with Gaogong Hydrogen!

Gaogong Hydrogen Electric: Established in 2011, Sigatobo has 8 years of product research and development experience and deep market knowledge. What are the core technologies of the company's hydrogen fuel cell air compressor?

08/09/2020

How to debug the small cold storage during installation

1. Installation technology of expansion valve for small cold storage 　　 1. Check whether the temperature sensor is in good condition before installation; 　　2. The installation position of the expansion valve must be close to the evaporator, and the valve body should be installed vertically, not inclined or upside down;

06/30/2020

Excessive head resistance will cause compressor to trip

Excessive head resistance will cause compressor to trip The existence of compressor failure does not seem to have much to do with the brand. In other words, whether it is a Hitachi compressor, a Copeland compressor, or another brand of compressor, as long as it is used for a long time, there will be some problems of failure. . Compressor tripping is a common fault. When this failure usually occurs, we should comprehensively look for the cause of the failure.

07/22/2025

Mitsubishi air conditioner E1, E2, E3, E4, E5, E6 and other faults, how to troubleshoot and repair?

Whether there is a fault in the indoor and outdoor units can be known by the access code of the remote control, the content of the green LED

09/04/2020

It is said that compressed air power generation makes a profit of one to two billion a year. What do you think

Compressed air can be used to generate electricity, and after the heat generated during the power generation process is recovered, it can also be used for heating. The reporter learned from the Chongqing Science and Technology Commission that Chongqing Jingtian Energy Investment (Group) Co., Ltd.

08/08/2020

Maintenance knowledge and failure methods of small combined cold storage

1. The cold storage door is not closed tightly. Please adjust the distance between the hinge and lock on the door and the storage body.

06/29/2020

What is the cause of compressor pipeline vibration