Danfoss Compressor SH380A4ABY

07/26/2020

Precautions for using R410A refrigerant in air conditioner

The types of refrigerating machine oil (lubricating oil) are roughly divided into mineral oil and synthetic oil according to the use of refrigerant. The lubricating oil of R22 refrigerant currently used is basically mineral oil. R410A refrigerant uses synthetic oil.

09/07/2020

The demand list of the air compressor industry is for newcomers who will enter the industry after the year

After the Chinese New Year, another group of newcomers joined the compressor industry. Maybe they still don't know where the compressor can be used and to whom. In fact, screw air compressor equipment is widely used and can be used in almost every industry.

03/15/2021

ALPHA Alpha Servo Drive Repair

Common faults of Alpha servo drives include: power-on without display, with display without output, overcurrent, overvoltage, undervoltage, overheating, overload, overspeed, phase loss, jitter, encoder abnormality, module damage, ground fault, parameters Errors etc.

01/30/2022

3 Reasons for Using Pressure Transmitters in HVAC Systems

Transmitters play an indispensable role in most applications in HVAC (Heating, ventilation, and air conditioning) systems, which can maintain a suitable indoor temperature

08/15/2020

Cold storage operation maintenance and management methods

1.Booting and preparation before booting Before starting up, check whether the valves of the unit are in normal starting state, check whether the cooling water source is sufficient, and set the temperature according to the requirements after the power is turned on.

06/29/2020

How the compressor works

08/17/2020

The most basic maintenance skills for air conditioner failure

1. The most basic maintenance skills for air conditioner failure 　　 The air conditioner is composed of a refrigeration system and an electrical system, and its operating state is closely related to the working environment and conditions,

08/05/2020

The purpose, method and choice of cold storage system defrosting

The purpose, method and choice of cold storage system defrosting

03/13/2021

Working mode of servo driver

The working modes of servo driver are: open loop mode, voltage mode, current mode (torque mode), IR compensation mode, Hall speed mode, encoder speed mode, tachometer mode, and analog position loop mode (ANP mode). (not all of the above modes exist in all models of drives)

06/14/2020

Popularly speaking, what is the difference between heating 24℃ and cooling 24℃

Popularly speaking, what is the difference between heating 24℃ and cooling 24℃ Everyday use of air conditioners must have this experience: in the summer, the air conditioner is used for cooling. Setting the temperature to 24°C makes the room very cool, a器2䀀
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