ATEX Certified Equipment
Contents I. What is ATEX? II. Explosive Atmosphere
Arc Flash Equipment Labeling Requirement
Equipment labeling requirement for arc-flash were initially introduced in NEC 2002 and later in NFPA 70E 2009.Since then, it has become a norm not only in North America but in …
Effect of Utility Fault Level to Low Voltage Equipment Ratings
There are times that the Electrical Engineer are unable to get the utility fault level data to calculate the required electrical parameters for a project. In such case, it is …
Hardwired vs Software Interlocks
As an Electrical Engineer, I am biased to hardwired interlocks. I don’t have any doubts software can be very efficient particularly during normal operating conditions, not to mention the speed …
Emergency Lighting Design, Requirement and Compliance
Why is Emergency Lighting Required Emergency lighting is one of the most important safety systems in a building or plant area. Emergency lighting makes it possible for people to safely …
PEC Requirement for Ground-Fault Protection
The Philippine Electrical Code 2017 edition have mentioned Ground-Fault Protection or sometimes Ground-Fault Circuit Interrupter Protection in the following articles: Article 2.10 Branch Circuits 2.10.1.13 Ground-Fault Fault Protection of Equipment. …