PEC Enforcement – Alternative Methods
Is it possible to use International Standards such as IEC 60364 and NFPA 70 in the Philippines? In Clause 1.0.1.4.a of the PEC Edition 2009 states that, (c) The authority …
When Standards are not readily available
Engineers are dependent on standards to ensure that their designs are compliant to the current standards.The dilemma of engineers is when the current standard is not readily available or if …
Three Phase Voltage Unbalance – Causes, Effects & Mitigation
Voltage unbalance in a three phase system is a condition when the magnitude of at least one phase voltage is not within the acceptable limits of nominal voltage. There are …
Draft Standards and Liabilities
Do designers required to comply with draft standards in their designs? This is a dilemma where designer need to face. They will be doomed if implemented but the same results …