Mixing low voltage (LV) and extra-low voltage (ELV) control voltages in a multicore cable is a […]
When Thomas Alva Edison started his electric illuminating company and began the electrical distribution system, he […]
Electrical equipment grounding for a power system can be classified according to functions: working grounding, lightning […]
Required Protective Clothing The Philippine Electrical Code 2017 Edition requires switchboards, panelboards, motor control centers, and […]
Philippine Electrical Code 2017 Edition - Requirements Effective January 1, 2019, the Philippine Electrical Code 2017 […]
Definition of Terms The Philippine Electrical Code has provided the definitions. Dwelling Unit A single unit, […]