PIZZATO Switch VF B601

08/14/2020

Low-voltage alarm and fault repair methods for precision air conditioners in computer rooms

The low-pressure alarm for the special air conditioner in the data center computer room is a problem we often encounter in daily maintenance. Especially often encountered in winter.

07/18/2020

Process and cause of liquid shock in piston refrigeration compressor

1. Introduction The phenomenon that liquid refrigerant and/or lubricating oil damage the suction valve plate when the gas is sucked into the cylinder of the compressor, and it is produced when the piston is compressed when the piston is close to the top dead center and is not quickly discharged during the exhaust process after entering the cylinder.

08/20/2020

Air-conditioning installation also charges aerial work fees. Have you paid for it

event: Citizen Ms. Liu bought an air conditioner of a certain brand online, and someone came to install it the next day after signing for it, but was asked for a "high-altitude fee" of 50 yuan. Ms. Liu felt very uncomfortable because "the fee was not mentioned at the beginning" .

02/20/2023

The Structure, Characteristics, and Notices for Use of Butterfly Valve

Butterfly valve consists of valve case and valve body. This valve, which is characteristic of rotatable disc or double plate, can be used to cut off water. Its axis of rotation is perpendicular to the direction of water flow.

05/06/2023

How Water Source Heat Pumps Work

A heat pump is a device that transfers thermal energy from a low-grade heat source to a high-grade heat source. Heat pumps, driven by electricity, usually first obtain low-grade heat energy from natural air, water or soil, and then provide high-grade heat energy.

06/29/2020

Compression ratio of American Copeland compressor

06/08/2023

What Does a Bad AC Compressor Sound Like?

Your air conditioning (AC) system is designed to keep you cool and comfortable during the hot summer months.

09/10/2020

Application of okmarts.com high-pressure compressor in nickel mining

New Caledonia, Australia is one of the world's largest laterite nickel deposits. Currently, near the Goro District, a large nickel mine extraction industrial zone is under construction. The industrial zone will have complete supporting facilities, including factories, power supply, ports, streets, etc., with about 800 staff.

08/16/2020

What is the structure of the fan coil

The fan coils we usually touch mainly include horizontal concealed fan coils, horizontal surface mounted fan coils, vertical surface mounted fan coils, vertical concealed fan coils, and other methods.

09/02/2020

Two different air compressors

The air compressor with abnormal noise has serious wear on the connecting rod bushes, and the noise will increase if the connecting rod bushing is severely worn. There is also a cold dryer that vibrates and makes abnormal noises. The reason needs to be disassembled and checked.