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what sq.mm copper pvc wire need for ac load current 25amps
for 230v ?
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What should be the protection scheme for a 15kw, 3-phase motor working in a lathe machine.
1600kva capacity Transformers how the bucholz relay,Oil temperature,winding,surge relay relays setting are to be done
Which are resistive loads & which one are inductive loads : Refrigerator, Split air conditioner, ceiling fans, well pump, fluoresecent bulbs, T.V, CRT Monitors, Adsl Routers, C.P.U, Printers, Deep Freezers, Speakers, DVD Players, Microwave oven etc. ? Output Power for these Appliances Would be same like this : P = V * A * P.F Or would be changed ? thanks
how to find out 3 phase complex power in per unit in unbalanced system?
How a band pass filter is constructed?
What is warm / cold start of HT motors. How many warm start & cold start are possible in a day?
Why space heater is required for each verical bus bar chamber? if one space heater is adequate or not for anti condensation?
what is the effect of vector group while phase sequence of a generator changes,whether the vector group changes or not
HOW MUCH CURRENT DOES SYNCHRONOUS MOTOR TAKES AT SYNCHRONOUS SPEED IN NO LOAD CONDITION ?
I want d.g.set our company
What is proportional controller?
What is mean by hot and cold loop testing?
sir, what is the importance of Fault MVA. how to calculate fault mva of 33kv substation connected by 6.5 km line(single circuit with equal spacing) with 110/11kv transformer in 110kv susbstation.the fault mva on 11 kv bus in 110kv susbstation is 208mva.
TYPE'S OF BREKAR ,WHAT IS TRANSFORMAR & SAFTY. STARTER DOL & STAR DELTA STARTER.
What is the restart inhabit setting in ABB spam150c relay (Motor protection relay)
