Electrical system designers have at their disposal several types of fire resistive systems that comply with specific Code requirements. It can be helpful to ...

Emergency systems are required to remain operable during a fire. Cables are a vital part of those systems. Additionally, all electrical circuit protective systems constructed with FR cable (FHIT) were ...

Little attention or thought is given to these critical assets until a failure occurs. With a little thought and planning for maintenance, most electrical system failures can be eliminated. Five to 10 ...

Greg Kessinger is SD&I’s fire alarm and codes expert and a regular contributor. Email him your fire & life safety questions at [email protected]. Have you ever made an embarrassing mistake that was ...

The global demand for green energy sources is driving strong market growth for solar power systems. Although a great deal of development work is still focused on making PV (photovoltaic) energy ...

The methods of protecting electronics from circuitry failures and managing inrush current at power on has evolved significantly from a simple fuse and maybe a P-channel FET to much more sophisticated ...

The objective of protective relays and protective schemes is to protect electrical equipment such as transformers, lines, cables, bus bars, etc. during abnormal system conditions. Hence, protective ...

Five to 10 times every day in the United States, a worker will be seriously injured in an electrical workplace accident. The accident statistics indicate that approximately once each day someone will ...