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dc using carbon bruch whereas ac have no
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temp of cast resin 1500kva tx formerwent up to 138.c but came down very fast to about 100.c within 20 mins when load was reduced from 70% to 60%
i have applied for junior engineer 2 c&w for Guwahati RRB please send me last five year question paper
What are the Formula of computing Back up Time of 500kVA UPS with 4 Battery Banks, each bank composed of 43 pcs of Batteries 12V150Ah. How to compute the Back up Time of UPS? We have also 3X500kVA UPS running in Parallel same composition as I write above.
Is it required to use Automatic transfer Switch in L&T panel board if we use AMF panel with DG set? How the single line diagram will be? Please forward the material to sreenu_207@yahoo.co.in
Mention the disadvantages of low power factor?
some time we open engine breaker 8.0 MW load but plant not trip. and another time engine open 4.0 MW load engine trip why? individually engine breaker open & individually emergency stop why difference?
What are IR values and what it should be for coil and for insulator
WITCH CARDS IN USE IN FIRE CONTROL PANEL.
hi frnds...pls send me aptransco previous papers .....pls..pls,,,(madhar.rocking@gmail.com)and suggest me some websites
before synchronizing an alternator,power factor is leading ,why?
how much UPS neutral erath leakage current.
HOW TO CALCULATE HV CABLE SIZING?
Metal covered multiconductor cables shall employ a marker tape located within the cable running for its complete length in lieu of cable surface marking. Is it true or false?
how to calculate transformer turn primary & secondary side 11kv to 420v
what is automatic voltage regulator?we can control the vlotage by using fuzzy controller in matlab?why we go for fuzzy?
