How can claculate to attain the desired PF in the line (
HOW Much KVAR is required ) Pls Give the formula? Equate
Petrochemical 0 1
how to calculate sizing of NGTR (Transformer rating,Loading
resistor value and Current rating of resistor) and what is
the X/R ratio. Details : 11kV,Capacitance 1.73532 micro
farads,40kA for 1sec. 0 1
What will happened. if we feed 3phase supplay to the stater
with out insert the rotor. How much current will flow
through the stater winnding? Equate Petrochemical 0
1
What is required of exietation to the alternater. 0
1
why star point of HT motor not earthed? Equate
Petrochemical 0 1
Why we are getting low voltage in star connection? Equate
Petrochemical 0 2
What's ND relay & it's functions? Equate Petrochemical
0 2
How instantanious short circuit current is calculated? its
formula? Equate Petrochemical 0 2
What is servo Motor? What's the advantages of this motor
over Induction motor? Equate Petrochemical 0 2
What is core CT & it's function? Equate Petrochemical 0
3
what is meant by star/delta voltages as 440/220 in a 3
phase induction motor, and why it should be connected on
STAR IN 3 PHASE SUPPLY L & T 0 4
What is required of exietation to the alternater. KNB 1
23
what is the design voltage for 6.6KV 2000 KVAR HT
capacitor? Consultancy 0 3
Pls explain about vfd control?Where it is used, Give some
example? siemens 1 22
Please explain me abt PQ diagaram in the power sector.
0 9
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why the conservater tank alwes made upper side of transformer???
What is the meaning of electricity? How it is being produced? Can we store the electricity? When we produce electricity what is the capacity of voltage current we are getting? If we need 440 volts how to get it? In case, if we want lower than 440 volts how to change it? Please answer?
WHERE IS THE LIGHTING ARRESTER SHOULD BE PLACED IN DISTRIBUTION LINES?
why are we maintaining some specific gravity in battery ?
how much current capacity 250 amp. mccb please tell me about whats are the reasons to trip 2 or 3 times in a night. and what are the steps to short out this problem
Is there any local or International standards that prohibit the installation of earthing pit in the planters area where the earthing pit is subject to continues soak in water?
why voltage will come different in phase?
how we calculate size of exciter(excit. volt and current) for generator?
Why Motors are generally supplied with 3 core cables??? why not 4C??
Is it possible to make 0.75KW motor earthing from MCC panel by using the 1.5 SQMM, 4 core cable, means 3 core for 3 Phases & 1 core for Earth terminal?
How does a television work?
electricity requires a medium to flow and it cannot flow through air. so how does lightning come to earth through air without any medium?