PIZZATO Switch FG 60RD1D0Z

03/11/2021

The main circuit fuse fusing is a common fault of SCR servo driver. The causes of fuse fusing are as follows

The "phase sequence" of power incoming line is incorrect. Due to the synchronization problem between the trigger pulse and the main circuit of SCR servo driver, there are strict requirements on the "phase sequence" of the input power supply. If the "phase sequence" is not correct, connecting the power supply may immediately cause the fuse of the main circuit of the driver to blow.

09/07/2020

The importance of air compressor to laser cutting machine

The laser cutting machine is already a relatively common machining equipment in the metal processing industry. When many people buy a laser cutting machine, they don’t know that the operation of the laser cutting machine actually requires a lot of auxiliary equipment to complete the processing.

07/07/2020

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

07/31/2020

How to switch freely between cooling, heating and dehumidification modes

Nowadays, the air conditioner has become a must-have household appliance for every household. In different seasons, for us, we can adjust the temperature with our fingers and realize the switching of different functions.

08/17/2020

Drainage method of refrigeration pipe during cold storage installation

Before the cold storage is installed, the refrigeration pipe must be thoroughly removed. The rust and dirt on the inner and outer walls of the pipe must be removed, and the inner wall must be kept dry.

09/21/2020

GQYF-2A type air compressor comprehensive protection device

The six-channel temperature of the compressor is over-temperature, oil-cut, water-cut, and over-air pressure. Coal safety regulations have clearly required that the pressure fan equipment must be installed:

08/02/2020

I have to know these 10 questions about turning on air-conditioning for heating in winter!

In the cold winter, for many southern friends, the air conditioner is indeed one of the greatest inventions in history

08/09/2020

Testing methods and maintenance skills of air-conditioning computer boards

The microcomputer control system of the household air conditioner is commonly known as the computer board. It is the nerve center of the air conditioner. When a failure occurs, the entire air conditioner will be in a paralyzed state

08/17/2020

Operational misunderstandings that industrial chillers are easy to encounter

When using industrial chillers, the operation method is very important. Only the correct operation method can ensure the normal and stable operation of the industrial chiller. If there are many wrong operation behaviors,

08/08/2020

Four methods to detect air conditioner noise

Four methods to detect air conditioner noise Air-conditioning noise is the noise generated by the air-conditioning system when it is working, including the noise generated by the fan escaping into the room, and the regeneration noise at the end of the air–ﰨ2