what is NGR in generator?
Answers were Sorted based on User's Feedback
Answer / siddu
NGR Means Neutral Grounding Resistor, used for higher
rating of transformer because to allow the heavy fault
current through it, during the fault so -----NGR resistane
value so less Ex. 9.5 Ohms
low resistance allow the fault current easily
Is This Answer Correct ? | 24 Yes | 5 No |
Answer / raviteja nowduru
NGR stands for neutral grounding resistor.it connected
between neutral point and ground.it is a type of grounding
to limit the current not to eliminate fault currents.
Is This Answer Correct ? | 8 Yes | 1 No |
Answer / meka sekhar
NGR means neutral grounding resistors normally connected in
neutral circuit of transformer & generator to limit the
earth fault current. After installing NGR in neutral
circuit, earth fault current will be in the range of few
amps i.e. 5A t0 300 A.
Is This Answer Correct ? | 2 Yes | 0 No |
In my project i am layout cables under the Maintainance bay /Maintainance yard in the TG Building. Whether in this route i can lay the H.T.Cables??? i am taking all H.T cables from the H.T Transformer to the TG Building..
why the carbon brushes are broken in srim while the motor runningtime
why ceiling fan give hising sound
what is the maximum Load capasity in LV-Panel,MDB,SMDB & Final DB'S in Electrical disribution system?
A double circuit with dog conductor 66KV Transmission line from wind farm evacuation to feeding substation having capacity of 25MW for transmission. Can same transmission network be considered for further expansion of Power & how much in MW. If we need to expand next 10-15 MW more will there any augmentation is required in transmission network? Kindly reply asap.
DESCRIBEPNEUMATIC SYSTM OF ASH HANDLING PLANT
I COMPLITED MY B.TECH AND 10TH CLASS WITH 70%MARKS BUT 12TH CLASS 55%MARKS..CAN I GET INDIAN RAILWAY RECUREMENT EXAMINATION?
what is the meaning of elecrical.
present we are having 0.8pf but I want increase it up to 0.99 so what is the formula for it and how can i calculate?
how we can select MCB ratings according to Voltages, Curves.
HOW TO IDENTIFY THE RELAYS WHICH APPLICATION IN WHICH RELAY USING
we have total 1000hp motors we paid 7 laks rupees how to reduce power bill