ABB Controller Module SM811

08/03/2020

Judgment steps of refrigerant leakage in air conditioning system

first step:<br></br> 　　 Shut down and unplug the air conditioner (to prevent danger during the inspection process), and connect a pressure gauge to the large valve. Observe the static pressure

08/08/2020

Analysis of performance factors of screw chiller assembly accessories

Screw chillers are widely used in industrial refrigeration in various industries such as plastics, electroplating, pharmaceuticals, chemicals, non-woven fabrics, shoemaking, and lasers.

06/29/2020

What is the cause of compressor pipeline vibration

08/14/2020

Installation considerations for refrigeration units

The semi-hermetic refrigeration compressor is an indispensable thing in the cold storage. In order to make the refrigeration unit play its best role and be convenient in use, the following requirements should be paid attention to when installing the refrigeration unit.

08/15/2020

How to achieve low-cost operation of the freezer

Enterprise users who use refrigerators are more concerned about the cost of use. The editor of okmarts.com believes that only by saving energy can the cost of enterprise use be effectively saved.

01/04/2023

Parameters of the Solenoid Coil

The solenoid coil is tightly wrapped up on a core to form a solenoid. The main parameter of the solenoid coil is the size of the inductance.

06/14/2020

Compressor common fault handling

Compressor common fault handling Foam when starting with liquid When the air-cooled compressor is started, the phenomenon that the lubricating oil in the crankcase blisters violently is called liquid start. The basic reason for starting with liquid is 器2䀀
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09/04/2020

Oil filter of air compressor oil circuit component function description

The oil filter is a paper filter whose function is to remove impurities in the oil, such as metal particles, oil deterioration, etc., with a filtration accuracy of 5-10μ, and it has a perfect protective effect on the bearing and rotor.

07/23/2020

Judgment and repair method of refrigeration compressor jam

First use the AC current gear of the multimeter, clamp the N-terminal lead of the outdoor unit with the clamp head, measure the outdoor unit current, when the compressor is powered on, the measured current is about 65A, which is much larger than the starting current, indicating that the compressor may be stuck Can not start.<br></br>

01/15/2025

Refrigerator compressor working principle, wiring diagram, structure

The core component of the refrigerator is the compressor. If there is no compressor with good quality and technology, it is not a good refrigerator. At present, many products on the market advertise the use of high-quality compressors, so which compressor brands are in China, and which failures are prone to occur? I will introduce you one by one in the following!