Danfoss Compressor HRM045U2LC8

06/27/2025

VFD Basics - How VFD Controls the Motor Running?

When the main circuit of the VFD is connected with the power line, in order to control the motor, it is necessary to connect the surrounding control circuit to the relevant terminals

09/04/2023

Ducted vs Ductless Heat Pump: Which One is Right for You?

When it comes to heating and cooling your home, there are many options available. Two popular choices are ducted and ductless heat pumps.

08/26/2020

The development history of scroll refrigeration compressors

1. In 1905, Frenchman Leon Creux proposed the working principle of scroll machinery and applied for a US patent.

08/20/2020

You must know the main reasons and solutions for refrigeration compressor oil return

During the operation of the system, the lubricating oil is discharged from the compressor along with the refrigerant, and then returns to the compressor after circulating. Then there will be lubricating oil coming in and out of the place where the refrigeﰸ2䀀
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07/19/2020

The function and working principle of oil separator

The role of the oil separator in the chiller; In the vapor compression refrigeration system, the compressed ammonia vapor (or freon vapor) is in a high-pressure and high-temperature superheated state. Because of its fast flow rate and high temperature when it is discharged. Part of the lubricating oil on the cylinder wall is inevitably

02/20/2021

Why the air conditioner does not cool

The cooling load is overloaded or the space is too large, the number of air conditioners is not correct; improper installation will cause poor air circulation, resulting in poor cooling effect; when the freon in the air conditioner is insufficient, it will cause the cooling effect of the air conditioner to deteriorate; the air conditioner is not on time Do cleaning and maintenance, etc.

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

01/03/2021

Ref Tools puts essential tools in the hands of installers

Over the past months, we’ve made several exciting updates to our popular Refrigerant Slider app. We improved the interface, integrated several of our other apps, and added quality of life improvements that made it much easier to use.

03/28/2022

How to Tell If a Circuit Breaker is Bad?

Circuit breakers protect power lines and motors. When they have serious overload, short circuit, undervoltage and other faults, they can automatically cut off the circuit.

09/11/2020

Radial bearing

Radial bearing: Rolling bearing mainly used for bearing radial load, its nominal contact angle ranges from 0 degrees to 45 degrees. According to the different nominal contact angles,