Danfoss Compressor PCH065A8VBD

09/10/2020

Which instruments should the compressor check regularly

Regular inspection of the compressor is to determine the quality of the compressor. In addition to the measuring instruments used daily, the following instruments must also be used:

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)

09/13/2022

Dealing with Actuator Failures: Common Causes and Solutions

The actuator device is a combination of the actuator part and the control valve in automatic control system.

06/22/2020

What to do if the air conditioner is not cooling

Air conditioning does not refrigerate mainly from the following aspects to solve: 1, regular cleaning and maintenance of air-conditioning outside machine. 2. Replace the old air conditioner that has exceeded the service life. 3. Check whether the copper pipes of the indoor and outdoor units of the air conditioner are too long. 4. Check whether the power of the air conditioner matches the indoor space. 5. Check whether the installation environment of the air conditioner is suitable. 6. Replenish refrigerant. <img src="{{media url=&quot;magefan_blog/What_to_do_if_the_air_conditioner_is_not_cooling.jpg&quot;}}" alt="" />

01/15/2021

The working environment of the air conditioner and the refrigerator freezer is different

The working environment of the air conditioner and the refrigerator freezer is different, which causes inconsistency in the variety of refrigerant used, and also affects the structure of the compressor.

01/13/2023

What is a 3/2 Solenoid Valve?

A solenoid valve is an electro-mechanical valve that is commonly employed to control the flow of liquid or gas.

08/18/2020

Component maintenance method of water-cooled chiller

The central air conditioner of the water-cooled chiller is an important part of the entire central air-conditioning system. In order to ensure the normal operation of the air conditioner,

06/29/2020

What is the cause of compressor pipeline vibration

10/06/2025

The main structure of the piston compressor

For piston compressors without crosshead, the main components include the body, crankshaft, connecting rod, piston, cylinder, intake and exhaust valves, etc.; for piston compressors with crosshead, in addition to the above parts, there are cross Head and slide, piston rod and stuffing box, etc.

08/25/2020

Precautions for showcase

After the cabinet is moved, it must be placed securely and stand still for half an hour before it can be powered on. When using a supermarket display cabinet for the first time, let the empty cabinet run for 2 hours before putting the food in the box for storage.