operation of protection relay watchdog contact?
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Why a ballast and ignitor is required in MH and other lighting fixtures
dear friends, we are use 130 hp load run with 0.98 power factor ( 38KVAR capacitor connected ). if we need improve the the power factor to 1 (unity). how much kvar capacitor to be add. have any formula? please share with me.
What do we use in Motor core laminations..???CRGO or CRNGO..and why..????
where connected OLTC for transformers?
What do you understand by external characteristics of a d.c. Generator?
What are the components connected in between the power supply coming from an electric pole to HT & LT Panels in a large commercial building or how the power supply connected from Electric pole to Transformer & then to the HT & LT panels of a building? Please send me answers via mail, my id is yogiagarwal@gmail.com. If possible, please give a line diagram.
cable tray sizing & selection
how to reduce shorting current in a slipring induction motor
What is the kiosk parts, about them and their functions ? If anybody have some PDFs files or details about this plz send it on tawhidfaisal@Yahoo.com
Could explain briefly of over excitation in transformer.
what is the formula to find Amp. for an 3 phase moter both if H.P. or if kW is known?
Why CT secondary is grounded?