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we have earthmat at 110KV substation.we would like to take earth resistance.b some says that by connecting earth megger terminals (C1,P1) at middile point of earthmat (at riser) will cause voltage gradient at other earthmat nods and dont get exat earth resistance.when connecting at end nods will get exat value . is it correct .please explain
what is ramping rate of generator
can we synchronize star system generators with delta system generators?
what are the preventive maintanance actions taken for air circuit breaker? please answer me
what will happen if earth of 33 kv cable (earthed system) is not connected to earthing pit?
What are the parts in a inverter?
What is the disadvantage in proportional controller?
how external lighting design? please give examples?
block diagram of 2 ups system connected in hot stand by mode?
Hello Friends, How can we recognize the CT Star Point is S1 or S2 in case of Electro Mechanical Relays and what is meant by Restraining coil in relays and what is the purpose of that.. thank you in advance..
In cable sizing calculation (determining the max route length of cable) why we choose the shortest length between cable length of full load current Iflc & starting current Istart?
What is the feedback in the control system?
How many wall/floor flange will i use in bus duct system if we have in our design a 35th floor building.
what are the standard IR values should be of R-E, Y-E, B-E, R-Y, Y-B, B-R of VCB in closed condition and in open condition for 500KVA & 1000KVA transformers. and what is the acceptable range when tested by 5000V megger.
how to select battery for 15 KVA UPS with formula
