Power System Overvoltages and Insulation Coordination – Part 1
Note: This is the first part of power system voltages and insulation coordination. Insulation coordination is dealt with for three phase AC systems with nominal voltages Un > 1kV in …
Note: This is the first part of power system voltages and insulation coordination. Insulation coordination is dealt with for three phase AC systems with nominal voltages Un > 1kV in …
What are Standards? Standards are foundational framework for technology development. Standards make your life easier. From device to device, network to network, across borders, and around the world, almost all …
Earthing the System Neutral Most earthed systems employ some method of earthing the system neutral at one or more points. Effectively Earthed System A system is effectively earthed when the …
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 …
In this article, I have provided some reasons why PEC should be adapting IEC. The DTI-BPSTC became a recognized Testing Laboratory under the ASEAN Electrical and Electronic Equipment Mutual Recognition …
IEC 60898-1 applies to a.c. air-break circuit-breakers for operation at 50 Hz or 60 Hz, having a rated voltage not exceeding 440 V (between phases), a rated current not exceeding …