Eaton Contactor CN13MN000A

09/15/2020

Adjustment of main machine clearance of twin screw compressor

I repaired a main engine with locked rotor in the early stage. It is an EP200 model produced by Ingersoll Rand in 1997. Before I repaired it, Ingersoll Rand itself could not repair it. Because the main engine was severely deformed and the rotor and cavity Severe body adhesion.

08/20/2020

Solution to condensation on air outlet of air conditioner

Part 1: Causes of condensation at the air outlet 　　 1. Theoretical analysis of condensation: 　　 First of all, we must first understand the cause of condensation and why it occurs.

06/14/2020

Danfoss cocuses on providing energy efficient, sustainable and smart refrigeration compressors for a varied range of commercial applications such as cold rooms

08/02/2020

Summary of parameters and phenomena of air conditioning refrigerationheating system

Summary of parameters and phenomena of air conditioning refrigerationheating system 1. R22 refrigeration working state parameters 　　(1) During summer cooling, the normal low pressure of the refrigeration system is between 0.4～0.59MPa.

09/14/2020

What are the reasons for the high temperature of the air compressor

The air compressor is a transmission machine. If the equipment running at high speed is not properly lubricated or cooled, it will inevitably produce high temperature. Excessive temperature will cause changes in the physical coefficient values ​​of the rotor and bearing materials, and in severe cases, the entire main engine will bite.

09/11/2020

Hanbell screw compressor oil replacement operation specification

Maintenance and operation instructions for the refrigerating oil of the screw refrigerant compressor of Hanbell 1. The role of lubricating oil:

09/08/2022

Brushless Vs Brushed Motor

The following article introduces some differences between brushed motors and brushless motors in terms of working principle and performance, hoping to deepen your understanding of them.

01/09/2021

Be sure to understand these before installing a new fan

The most troublesome thing: the new fan requires indoor and outdoor air exchange, which requires opening holes on the wall or glass. The diameter of the holes in the market is basically concentrated on 150mm\120mm\110mm\100mm.

06/22/2022

10 Common Types of Transformer?

You might have come across various types of transformers in your daily life either knowingly or unknowingly. Different types of transformers are explained in brief in this article.

12/22/2022

How to Maintain Optical Fiber Amplifiers?

An optical fiber amplifier (OFA) can not only directly amplify optical signals, but also have the advantages of real-time, high gain, online, low noise and low loss.