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Category: Design

Design / PEC

Selecting 80% or 100%-Rated Molded Case Circuit Breakers According to Philippine Electrical Code

Introduction Molded Case Circuit Breakers (MCCBs) are used as protection devices to ensure safe operation of electrical circuits against overload, short circuit, and ground faults. MCCBs are used in residential …

Automation / Design

Modernization of Electrical Substation Automation Systems Using IEC61850

The most important international standard for substation automation systems is IEC 61850 and its related standards. The installation of IEDs in substations, when combined with IEC61850, enables interoperability, flexibility, and …

Design / Protection / Technology

IEC 61850 Changed Electrical Protection, Control and Monitoring

Intelligent Electronic Devices Electrical protection is as fundamental to the generation, transmission and distribution of electricity as generators, transformers and transmission lines. A couple of decades ago microprocessor based relays …

Design / Safety

Electromagnetic Compatibility (EMC) and its Importance in Power Quality

Electromagnetic Compatibility (EMC) refers to the ability of electronic and electrical systems, devices, and equipment to operate in their intended electromagnetic environment without causing or experiencing interference. This interference can …

Design

National Electrical Code (NEC) and IEC 60364 – Electrical Installations for Buildings

This study was undertaken as part of the NEMA Global Strategy Initiative to increase sales and use of NEMA electrical products in markets around the globe and to make it …

Design

Power System Analysis Software – Required or Not?

Power system analysis software can be highly beneficial and efficient for complex power system studies. In many cases, engineers and researchers use power system analysis software to analyze, simulate, and …

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