Ex-pert Electrical Technologies

Dynamic elaboration on the Art & Science of Hazardous Area Protection

ZONES Revisited

The term “ZONE” & its concept is a coordinated way to classify Hazardous Areas Before we embark on our journey into the ZONES , let us update our information about … Continue reading

December 7, 2019

ISO 80079-36 (Ed-1-2016)

Let us visit the new and informative avenue of THE IGNITION HAZARD ASSESSMENT Let us proceed.. This is the Main Entrance The essential prerequisites for exploring this avenue is as … Continue reading

March 31, 2019

Difference Between NEC & IEC

This simple Synchronizing (In fact HARMONIZING) device does not exists ……presently. The concept is there  and The Ex-perts are aware of it .   

January 2, 2019


A Stairway to Safety Background Hazardous Area Area in which an explosive atmosphere is present, or may be expected to be present, in quantities such as to require special precautions … Continue reading

December 8, 2018

Harmonics & Hazardous Area

HARMONICS Some Definitions to start with:– From the Enchanting world of MUSIC:– An overtone accompanying a fundamental tone at a fixed interval, produced by vibration of a string, column of … Continue reading

May 14, 2018

GROUPS – A multidimensional concept

GROUPS Any flammable gas or dust in mixture with air, forms an IGNITABLE EXPLOSIVE MIXTURE and if present in sufficient quantities, in an area, creates an EXPLOSIVE ATMOSPHERE and make … Continue reading

March 16, 2018

Explosive atmospheres – Part 33: Equipment protection by special protection ‘s’

Explosive atmospheres – Part 33: Equipment protection by special protection ‘s’ IEC 60079-33 ‘s  self-introduction is as follows:- The purpose of IEC 6 0079-33 special protection “s” for any equipment … Continue reading

January 28, 2018