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 …
IEC 62262 – IK Codes for Electrical Enclosures
IEC 60529 – Degrees of protection provided by enclosures (IP Code) describes a system for classifying the degrees of protection provided by the enclosures of electrical equipment. The protection provided …
Your job is not you – A lesson learnt
It was truly a good opportunity chatting with mentors as they can provide you with good insights on your job. Yesterday, I was talking to a mentor during a project …
Calculation of Maximum and Minimum Short-circuit Currents
The calculation of maximum and minimum short-circuit currents as per IEC 60909 is based on the following assumptions. No change in the type of short circuit involved, that is, a …
Blackouts – A Curse or Just Coincidence
In my previous articles in September 2009,January 2010 and February 2012, I discussed about blackouts in the Philippines. It was during the term of the late President Cory Aquino that …
Why The PEC Needs to Adapt IEC
The first edition of the PEC published in 1962 by PAMEE was an adaptation of the NEC customized to suit local Philippine environment. Several decades later and the PEC is …