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in star connected 4wired transmission system ,what happen if the neutral is grounded . or not grounded. which is significant and y
2 4585What is highest size of HT motor like 11 kv or 33 kv,and how to make it 750 rpm.i think the size will be very big.any idea ? pl. reply..
ABB,
1934Is it required to lay 2 runs of GI wires along with armoured cables from one power DB to another Power DB?
1948Is it required to lay GI wires along with GI/MS conduits from one point to another point though separate earthing cable is conncted from DB to Socket?
2000Is it required to lay 2 runs of GI wires along with armoured cables from one power DB Machines of higher rating?
2052What are the disadvantages if neutral current exists in grounded star transformer distribution system?
1 5578What will be advantage if we put some load in neutral of grounded star transformer & loadshortcircuit current,rated current of cable & MCB with example?
1854What will be the size of cable required for 5.5 KW motor ( Full load current 10 Amps approx.), Starting current with DOL is 120 Amps. Aprrox. Short circuit current with LLLG fault is 2000 Amps Approx.
2 26549What is the difference between shortcircuit current, rated current of cable & MCB with example? What will be the size of cable required for 5.5 KW motor (Full load current 10 Amps approx.), Starting current with DOL is 120 Amps. Aprrox. Short circuit current with LLLG fault is 2000 Amps Approx.
2054What is the difference between LT CT & HT CT?Can we use indoor type transformer as an outdoor type or vice versa?
Bhel,
2 11311Post New Electrical Engineering Questions
What is the difference between PLC and Embeded system
what will happen if frequency is below 50 hz?
Why reactive power is needed in a power system? How is it being absorbed or delivered by alternators? For reactive power control we are changing excitation but reactive power absorbing or delivering related to stator. How these two are interlinked? i want a detailed explanation with necessary expressions and figures?
How cable from Kit-Kat to main switch, from starter to motor are designed?
Explain the construction of the conservator, operation and purpose, and draw the diagram of the conservator.
with 3 phase board on a 63 amp rcd is it ok to have 6 electrical showers 2 on each phase and what problems could happen
i applied for the ap transco please forward the freqventley asked QA
Define end float in a motor?
how to select correct size of power cable for inverter duty motor
If only R Phase is connected in 2 pole elcb, n is not connected than it will work or not in ground fault.
How do you compute voltage drop and cable size over distance?
What is the height of DA, DAL, DB, DC & DDE tower?
why 5kW motor becomes unbalance if its relay trip 1st time and its set value is 7.0 A
What are the advantages of the three-phase motor over single phase motor?
how to calculate the earth mat design in 132 kv substation yard ????
