Danfoss Compressor SZ300A7CBN

06/29/2020

Several causes of compressor burning

08/17/2023

Exploring the Pros and Cons of Portable Heat Pumps for Efficient Home Heating and Cooling

Portable heat pumps are becoming an increasingly popular option for homeowners who want to efficiently heat and cool their homes without the need for ductwork.

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.

08/30/2020

Brief Discussion on Service Coefficient of Air Compressor Related Motor

The term motor service factor comes from the "MG1-2009 Motor and Generator Part" standard compiled and published by the National Electrical Manufacturers Association (NEMA), commonly known as the NEMA MG1 standard.

08/26/2020

Comprehensive knowledge of air compressor oil

1. How is air compressor oil classified? Answer: According to the structure of the compressor, air compressor oil is divided into two types:

08/02/2020

What should I do if the geothermal exhaust valve leaks

Water leakage from the geothermal exhaust valve is very common. Under normal circumstances, when the heating is first delivered in winter, the geothermal pipe needs to be exhausted so that the exhaust can make the heating of the underfloor heating loop uniform.

10/27/2025

Troubleshooting a Heat Pump Fan Not Spinning (Outdoor Fan): Causes and Solutions

A heat pump is a reliable and energy-efficient HVAC system that provides both heating and cooling for your home. However, like any mechanical system, heat pumps can encounter issues from time to time.

08/24/2021

What Motors can be Used with VFD - Three-Phase Induction Motor

The ordinary three-phase asynchronous motor can be used with the variable frequency drive (VFD). Through the analysis of its main market share

08/14/2020

Maintenance method of ultra-low temperature chiller refrigeration system

An ultra-low temperature chiller refers to a refrigeration unit whose chilled water temperature reaches below minus 35°C. The unit adopts two-stage compression refrigeration.

08/09/2020

[Literacy Sticker] The heating season is here, how much do you know about the hot word in the heating industry

Internet hot words must be familiar to everyone, but hot words in the heating industry may not be easy to come by, right? With the advent of the heating season, the editor of okmarts.com