This paper presents the criteria in the selection and coordination of motor control centers (MCCs) components to comply with the requirements for motor service continuity in the most of industrial …
This paper discusses the fundamentals of a motor thermal model and its mathematical interpretation and physics for the different stages of motor operation such as overload, locked rotor, too frequent …
This article will be divided into several sections to discuss the control of three (3) phase AC motors including protective features available for the control of starting and operating this …
The Philippine Electrical Code defines Selective Coordination as “Localization of an overcurrent condition to restrict outages to the circuit or equipment affected, accomplished by the choice of overcurrent protective devices …
The IEEE Green book Std, 142-2007, IEEE Recommended Practice for Grounding of Industrial and Commercial Power Systems defines transferred earth potential as the voltage to earth of grounding systems that …
IEC 60909 recommends the calculation of maximum and minimum short circuit currents. The article expounds the discussion on the purpose for maximum and minimum short-circuit currents. Maximum short-circuit currents need …