Cables sizes used in electrical power systems 7:43 AM MM SQ AWG 1 17 1.5 16 2.5 14 4 12 6 10 10 8 ...
HRC (high rupturing capacity) fuse 4:25 AM In HRC fuse (high rupturing capacity fuse) the fuse wire or element can carry short circuit heavy current for a known time period. If the f...
Current Transformer CT Testing 10:46 PM Lets consider the CT installed in the panel of an 11kV feeder. Following are the routine maintenance tests performed for a CT: 1. Continuit...
SI (Systeme International) system of units 9:07 AM The International System of Units or SI system abbreviated from its french name Systeme International is a system of units adopted by ...
Difference between circuit breakers and disconnectors 6:19 AM Circuit breakers and disconnectors are both used for electrically isolating circuits from power source but there are two major differences ...
Disconnectors 10:33 AM A disconnector (also known as disconnect switch or isolator ) is a switch used to manually cutoff a circuit from power source for purpose ...
Circuit Breakers 7:18 AM Introduction A circuit breaker is an automatically operated electrical switch designed to protect an electrical circuit from damage caused ...
XLPE insulated cable vs PVC insulated cable - Which one to choose 6:27 AM PVC (Polyvinyl chloride) and XLPE (Cross-linked polyethylene) are types of plastic used as insulation in power cables. Both have their ad...