Hi,
I have a lighting fixture with two circular T9 fluorescent lamps. One electronic ballast is burned out and I cannot find the same ballast in the stores. I am wondering if any other type of electronic ballast can be used for one or both lamps. Any advices?
Thanks,
Dary
Hi,
I am trying to estimate the cost of equipments for a 85 KVA stand-by diesel generator (in Canada).
Does anybody know that how much it would cost per kWh generation or a totally.
Thanks
Can any body answer this common question in some technical interview:
" What will hapend to a 3 phase 60Hz transformer if supply with 50Hz and same voltage?"