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Xinnuofei launched the second generation of Philips UV-C ultraviolet air disinfection machi…

Equipped with H12 HEPA filter screen [1], filter out pollen, mites, dust and other particlesVerified by innovative bioanalysis laboratory, it can effectively inactivate 99.99% of no…

Detailed explanation of circuit fault types and causes

We all know that circuit failure is a physical phenomenon. Then, do you know the types of circuit faults? What is the cause of the fault? Next, please follow Xiaobian to have a look…

What are the common problems and heat removal methods of explosion-proof lamps

For customers who have used LED explosion-proof lamps, whether it is outdoor LED explosion-proof lamps or indoor LED explosion-proof strong light lamps, they must master the heat em…

Common problems and analysis of lighting engineering

In the lighting project, many customers will ask us some questions. Today we have sorted out some common problems to help you have a clearer understanding of lighting projects.1. Wh…

Glare limitation methods of different systems

LC MethodGlare IndexVery HighHighSecondary

Classification of protection against electric shock

For the sake of electrical safety, all live electrical parts of the lamps must be isolated by insulating materials, etc. this measure to protect personal safety of the lamps is call…

Calculating average illuminance by capacity estimation method

1/ Calculating average illuminance by capacity estimation method：Eav=（ФxNxCUxMK）÷A Eav=Average illuminance Ф=Luminous flux CU=Utilization factor MK=Maintenance factor

What is the degree of protection

What is IP (degree of protection) IP (International Protection) protection grade system is drafted by IEC (International Electro technical Commission). Lamps and lanterns shall be g…

Technical indicators of main light sources

Light source typeLight efficiency (LM / W)Color rendering index RaColor temperature KAverage life spanh

Common lighting terms

Luminous fluxФLumenLmThe total amount of light emitted by a luminescent body per second is the luminous amount.

Explanation of lighting terms

NOUNExplainVisual operationDetails or objectives t…