Non-hazardous Area – IEC 60079
What is IEC 60079 IEC 60079 is a series of international standards addressing the equipment and systems intended for use in explosive atmospheres. These standards is published by the International …
Use of ATEX Certified Equipment
In July 2006, the European Union issued a directive to all manufacturers and users of equipment in hazardous areas called the ATEX Directive. The aim of directive is to allow …
Global Competitiveness of Engineering Educational System in the Philippines
History The Philippines followed a five-year engineering curriculum. However, with the implementation of the K to 12 program, which added two years of senior high school, there was a need …
AC Power Line Interference onPipeline and its Mitigation
Metallic pipelines, particularly gas, oil or water pipelines, running in parallel or crossing a high voltage power lines will have the effect of low frequency induction (LFI) or in simple …
What is the difference between a metalclad switchgear from metal-enclosed switchgear?
I. Introduction Metalclad switchgear and metal-enclosed switchgear are terms used to describe types of switchgear constructions, primarily in the realm of medium voltage (MV) systems. While they are often used …
Battery Rooms – Explosive or Non-Explosive?
There is always a debate among Electrical Engineers whether stationary battery rooms are classified as hazardous area (explosive) or non-hazardous area (non-explosive). The argument is always the phenomenon that batteries …