what happen to the voltage and current in all phases when an earth fault occur in a phase in three phase three wire system(delta connected)...
1 4351if we know Fault level say 25 KA , How to decide busbar size for Distribution network of 1000 Amp Breaker ? Sample Calculation or Farmula Available or not ?
TCS,
4 18007Post New Electrical Engineering Questions
Please tell me the power flow from pmg to main rotor of an alternator (Including AVR unit)?
Can anyone explain me about the capacitor calculation
How many lightning arrestors to be installed on 50MX60MX10M building and is there any formular for that?
i have flexible wire. size of conductors is 0.190 mm & no.of conductors are 48. then size of wire comes 1.37 sqmm instead of 1.5 sqmm . the what is tolerance for this size.
If SFU is Switch Fuse Unit, What is the expansion for FSHF in Electrical Engineering?
How o select the electrical fuse?.What are its characteristics.How to select the material od fuse?
what is sevice settings for mccb?How can be it setted?
HOW MANY TYPES OF FUSE?
Why hydropower stations are preferred solution for meeting peak loads in grids?
how to select the automotive wire size by mathematical calculation. for xenon headlamp with ballast. the ballast given data voltage 10-17v,current permenant 6amp, run up phase is 15amp, peak at swicth on max 400micro sec is 40amp.the sum of cable resistance is 150mohm.please provide referenc document if any for relating the peak at switch on current,time & wire wire size
why wire sizes are 3/29 or 7/29 and why not wire sizes are 2/29 or 6/29?
I WANT TO INSTALL LIGHTING ARRESTOR ABOVE 20 FEET HEIGHT INDUSTRIAL BUILDING. NOW IT WAS 15 FEET HEIGHT HOW MUCH DISTANCE IT WILL COVER & HOW TO CALCULAT THE DISTANCE COVER BY THE ARRESTOR
Define bibo stability.
what is the min and max ohmic resistance for the earthing rod installed for lighting poles for street light network
what is meant by surge? what we called for high currents?