Differential Protection – Fast and Reliable
A few years back, I was seconded to assist in the commissioning of a cooling tower for a 1000 MW coal thermal power plant. The cooling tower was not a …
Electrical Protective Devices and Their Applications
Deciding on what protective devices need to be used in an application is a difficult task unless you are doing electrical protection as your profession. An appendix of this standard …
Equipment Protection Level
Equipment Protection Level (EPL) is a system to clearly indicate the inherent ignition risk of equipment, no matter what type of protection is used. Equipment Protection Level EPL Application Description …
Cable Shield and Outer Sheath Grounding (Earthing)
Cable shields and the metallic sheath or armor need to be solidly grounded on at least one point in order to operate at or near ground potential at all times. …
Principles of Differential Relaying
I attended a seminar on “Principles of Differential Relaying” yesterday at the Engineers Australia (Queensland Division) Hawken Auditorium presented by Patrick Arendse, Specialist Engineer Hydro Tasmania Consulting. The Principles of …