Philippine Electrical Code – Low Voltage
Low Voltage is mentioned many times in the Philippine Electrical Code (PEC). However, the PEC failed to explicitly include Low Voltage in the definition of terms. The purpose of the …
Spaces About Electrical Equipment – Working Spaces
One of the most taken for granted provision of the Philippine Electrical Code is Section 1.10.2.1 Spaces About Electrical Equipment. It may have been that Electrical Design Engineers and Electrical …
Fire Prevention Month
I was listening to an online Philippine radio station when the anchor man interviewed an official from the Fire Department. They were talking March as the Fire Prevention month. Again, …
Normative and Informative Annexes Compliance
The terms ‘normative’ and ‘informative’ are commonly used in IEC and other derivative standards to define applications of annexes. A normative annex is an integral part of a Standard which …
Isolation of Neutral Conductor in Hazardous Areas
IEC 60079-14 (2007) Clause 8.2 Electrical isolation, states that: To allow work to be carried out safely, suitable means of isolation (for example isolators, fuses and links) shall be provided …
IEC Motor Protection Coordination
IEC 60947-4-1 addresses coordination between the motor circuit protective devices and the motor starters. It also provides a method to measure performance of these devices if a short-circuit occurs. This …