What is the application of Dyn1 and Dyn11 vector group of
transformer?
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Either the Armoured Earthing strip of HT 3 core cable have to pass through CB CT or not , why ???
why receiving end voltage increases in a system when capacitive load is added
Why don't connect earth wire to elcb?if earth fault occur,how will detect it
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what is phase voltage and line voltage? in line voltage how 415v is obtained?
What are the causes of unbalanced current on 34.5kv feeder Ia=0.05,Ib= 0.25, Ic=0.15 and In=0.27 prior to tripping current are balance?
Pls mail me utility & Dg related question with answer
Why the dc voltage drop during starting of emergency lube oil pump? The Voltage drop from 135kv to 125 kv for one min. before re-establish to 135kv?
what is the purpose of bypass mode in energy lighting transformer?
how to calculation increase capacitor,increase power factor for three phase.
why ac ratings are in tons?
In an panel board if the outgoings are power plugs and motor equipments...what should we choose as the incomer of the of the panel board?? MCCB OR ISOLATOR?? Should we use ELCB protection??if so where??
How i measured Bus bars weight without wighting ?