Complex MVA Method Short Circuit Calculation
I. Introduction This post will present the methodology of MVA Method in performing short circuit calculation. The result will be compared to the Impedance Method of Short-Circuit Calculation and the …
Per-Unit Method Short Circuit Calculation
I. Introduction In a previous post, the Impedance Method of Short-Circuit Calculation has been presented. To provide a comparative analysis on the accuracy of each calculation, the example provided in …
Grounded Conductors and Bonding Jumpers for Alternating-Current Systems – Philippine Electrical Code 2017
Grounded System In a grounded system, the primary function of the main bonding jumper and of the system bonding jumper is to create the link for ground-fault current between the …
Low Voltage Three Phase AC Motors Protection – Part 4
This is Part 4 of the series of articles about three (3) phase Ac motor protection. Links to others parts could be found in below links: Part 1; Part 2. …
Low Voltage Three Phase AC Motors Protection – Part 3
This is Part 3 of the series of articles about three (3) phase Ac motor protection. Part 1 could be found here and the link for Part 2 is here. …
Low Voltage Three Phase AC Motors Protection – Part 2
This is Part 2 of the series of articles about three (3) phase Ac motor protection. Part 1 could be found here. Overload Protection Overload protection permits the motor to …