Find out here... Answer: T he life of filament lamps is directly related to the temperature of the filament coil and the higher the voltage the higher the temperature [...]
Find out here... Answer: The life of a fluorescent lamp is shortened by frequent switching, because the life is largely controlled by the rate of loss [...]
made to as you say in the answer below that a 5% incress will reduce the life of a lamp by 50% this is importent as the supply in this area is about 245 volts GU 10 lamps The life of incandescent [...]
Can you please advise what the life expectancy of the following cable types would be: PVC/PVC twin and earth, 6242Y & 6243Y LSF insulated flex, 3182B XLPE SWA, 6943XL & 6944XL Standard fire resistant cables, BS7629 - 1