WHAT SHOULD BE THE MINIMUM IR VALUE FOR LV (380V) CABLES
ACCORDING TO IEC/IEEE.
Answer Posted / rekha
1mega ohm
Is This Answer Correct ? | 4 Yes | 3 No |
Post New Answer View All Answers
How to prepare electrical preventive maintenance plan & shedule of machine tools in manufacturing unit.
What is the difference between a 3 winding and 2 winding Potential Transformer
Why the efficiency of a three-phase induction is the motor is less than that of a three-phase transformer?
A 50Hz,4-pole,3-phase,star-connected synchronous motor has a synchronous reactance of 12ohmsper phase and negligible armature resistances.the excitation is such as to give an open-circuit voltage of 13.2kilovolt.the motor is connected to 115kilovolt, 50hertz supplying. what maximum load can be the motor torque,line current and power factor?
What is relation between mu(nought) and epsilon(nought)?
How to define Kirchhoff current law and voltage law along with simply examples.
What is T’Q and X’Q and X’D ? and what is saturated as well as unsaturated ?
What is the implications when 600 hp motor is started when the unit is running with Transformer of capacity 1500 KVA and DG set of 1000kva
in 132kv substation CRT means
Why need 3phase machine double earthing?
How to calculate cable rating for 3 phase supply?
What is kvar?
what is meant by poly phase induction motor ? how its operating by single phase or three phase?
Explain cos(theta) and Sin(theta)
A 400KVA transformer has 400 Hz frequency. If the frequency is changed to 50 Hz, then what will be the new KVA rating?