A Generator is in running condition and Rotor earth fault
alarm is coming.How to check on line(i.e in running
condition) whether there is actual earth fault in rotor or
not.
Answer Posted / kk
Rotor earth relay have 2
stage. One 4 alarm & other 4
trip. One can check the
bridge o/p voltage(mV) &
compare with comissioning
time value.
| Is This Answer Correct ? | 0 Yes | 0 No |
Post New Answer View All Answers
What is shutdown of electrical sub station?
why -48 volts dc used in telecommucation
Write the programming software name for LG, SIEMENS,Messung,AB
What are n circles?
How can we choose the rating of submersible motors
What mean by MLTP
Safety of on line ups
my b-tech percentage is 50%. what answer will satisfy the hr ?
Describe Non I.S. Earth System and why is it used?
If anyone would like to know or practice for FEWA papers contact me on mohamedrashad2@hotmail.com Just completed the supervisor exam in April 2021
Define conversion efficiency of a power amplifier. What is its value for class c power amplifier?
Dear Mr B C pal...Can you plz. put some light on principle of operation of Z-Ct in conjunction to its use with 1Cx1000Sqmm HT Cables & Directional Ground Fault / Over Voltage Relays...Regd..Parag v K 9899115632
Dear all: Recently we got a question about Interface between PMS and SAP-PM.once we got a update message from PMS.we should set the deletional flag for functional location in SAP system.Is there any FM or BAPI to use?There are only functional location create and change provided by SAP. Best regards!
how do i commission a distribution transformer knowing all its ratings and transformation ratios?d
armature winding of dc machine produce alternating emf then it convert in to dc by using commutator.But only we consider armature resistance why don't we consider inductive reactane effect?