With class-leading noise rejection of 8 mA – twice that of most comparable instruments – and enhanced software filtering that has four user-selectable options, Megger's new S1 series 5 kV and 10 kV dc insulation resistance ...
Tags: Security, Protection
On 19 June at the 39th IEEE Photovoltaic Specialists Conference (PVSC 39) in Tampa, FL, scientist Myles Steiner at the US Department of Energy's National Renewable Energy Laboratory (NREL) reported record energy conversion efficiency of ...
Tags: Solar Cell, Electrical, Electronics, cell
A circuit breaker is an automatically operated electrical switch designed to protect an electrical circuit from damage caused by overload or short circuit. The circuit breaker is an absolutely essential device in the modern ...
Tags: Circuit Breakers, Voltage
Circuit breakers are rated both by the normal current that they are expected to carry, and the maximum short-circuit current that they can safely interrupt. Under short-circuit conditions, a current many times greater than normal can ...
With class-leading noise rejection of 8 mA – twice that of most comparable instruments – and enhanced software filtering that has four user-selectable options, Megger's new S1 series 5 kV and 10 kV dc insulation resistance ...
Tags: Security, Protection, Megger
National Formosa University in Taiwan has developed a liquid-phase deposition (LPD) process of textured zinc oxide on III-V semiconductor to provide improved absorption of multi-junction solar cells [Po-Hsun Lei et al, J. Phys. D: Appl. ...
Tags: ZnO, germanium solar cells, solar cells
Advanced Seaward Solar PV test instrumentation is helping a successful Caribbean based reseller and installer of solar photovoltaic and thermal systems to verify the quality of PV modules and the performance of installations. Comet Solar ...
Tags: Solar PV test instrumentation, Module Quality, System Performance
Innovative hand held electrical test instrumentation has been used on the installation of a new solar PV system which has been designed to enable a school to reduce its carbon footprint. Southern Solar, one of the UK’s leading ...
Tags: Solar PV Test Technology, solar PV system, photovoltaic systems
Researchers in Korea have been studying how to improve graphene transparent conducting layers(TCLs)using gold nanoparticle(Au-NP)decoration.The team was variously associated with Gwangju Institute of Science and Technology,Korea Basic ...
Unfortunately, electrical flashover or arc flash is one of the most deadly and least understood hazards of electricity and is prevalent in most industries. Each year around 1,000 electrical accidents at work are reported and as many as ...
Tags: electrical flashover, arc flash, hazard, injury