P+F Pepperl Fuchs Sensor NBN25-30GM40-E2-M1

06/26/2020

What is the refrigerator compressor used for

　Refrigerators use evaporative cooling or vaporization to absorb heat to achieve the purpose of refrigeration. The throat of the refrigerator is filled with a refrigerant known commercially as Freon, commonly known as refrigerant. A commonly used one is difluorodichloromethane, which is a colorless, odorless and non-toxic gas with a boiling point of 29°C. Freon is pressurized by the compressor when it is in a gas state.

09/14/2023

Hydronic HVAC System: A Comprehensive Guide

Hydronic HVAC systems are becoming increasingly popular as a more efficient and cost-effective way to heat and cool homes and commercial buildings.

08/17/2020

How to recover refrigerant

1. How to recover the refrigerant from the industrial chiller to the accumulator? 　　The specific operation steps for recovering the refrigerant from the industrial chiller to the accumulator are:

07/07/2020

Earth Hour: Hitachi Central Air Conditioner works with you to speak for the earth

09/04/2020

How are commonly used filters classified

The impurities contained in the compressed air of the pneumatic system are divided into four categories: solid dust, moisture, oil mist and odor. In order to meet the requirements of different industrial sectors on the quality of compressed air,

08/11/2020

Standard and calculation of water capacity of central air-conditioning system

Speaking of the central air-conditioning system okmarts.com editor believes that everyone is familiar with it, because the central air-conditioning system can be seen everywhere in our lives.

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>

07/30/2020

Comparison of cabinet machine and duct machine

Concealed air conditioner, referred to as air duct machine, can also be called air conditioning duct machine or air duct machine air conditioner.

08/21/2020

Common problems and solutions of industrial chillers summarized by the maintenance master

1. Water leakage (first determine the location of the water leakage) 　　 1. The pump leaks (causes: the shaft seal at the water pump is not well connected or the shaft seal has been damaged)

07/27/2020

What's the matter with the air conditioner cooling and not heating? How to buy refrigeration and air conditioning?

This way, whether it is in winter or summer, it can be used in the past, but many people have found that the cooling effect of the current air conditioner is better, but the heating effect is indeed poor, so what about the air conditioner cooling without heating? People should master this, and they should also know how to choose refrigeration and air conditioning.