Search results with tag "Lightning flash"
IS 2309 (1989): Code of practice for the protection of ...
law.resource.orglightning must be to learn as much as possible about its nature. The main characteristics are therefore briefly summarized in 4.2. 4.2 Characteristic.ofLightaiag 4.2.1 Cu",nl in a Lightning Strok, Rather than describe an 'average'lightning flash, it is easier to give ranges for the various para meters. The important part of a lightning flash
IET Wiring regulations BS 7671 18th edition
library.e.abb.comg is the lightning ground flash density (flashes per km² per year) relevant to the location of the power line and connected structure (see Lightning flash Density Ng map of UK in Figure 05) The fenv. value is based on the structure's environment or location. In rural or suburban . environments, structures are more isolated and
Bose 3•2•1 and 3•2•1 GS Home Entertainment Systems …
assets.bose.comThe lightning flash with arrowhead symbol, within an equilateral triangle, is intended to alert the user to the presence of uninsulated dangerous voltage within the system enclosure that may be of sufficient magnitude to constitute a risk of electric shock. The exclamation point within an equilateral triangle, as marked on the system, is
H.264 Network DVR User Manual
www.velleman.euThe lightning flash with arrowhead symbol, within an equilateral triangle, is intended to alert the user to the presence of uninsulated “dangerous voltage” within the product’s enclosure that may be of sufficient magnitude to constitute a risk of electric shock to persons.