Interested to Buy Any Domain ? << Click Here >> for more details...
why middle phase should used for earth fault and other
phases used for over current in overcurrent and earth fault
relay?
- 7 Answers
- 11589 Views
- ABB, ONGC, I also Faced
- E-Mail Answers
Answer Posted / amrander singh
Please tell the answer Clearly......waiting..
| Is This Answer Correct ? | 0 Yes | 4 No |
Post New Answer View All Answers
if a number of plc s are there then how many modbus to be used
can anyone send me some sample question regarding power grid corp
when we design electrical schemes of 11/.415kv distribution..wen and were should we show the relays??what is the function of it?for example..we place EFR Relay CT between transformer neutral link and transformer earth.Like this what are the other type of relays we should use?why?where?Explain please..Thank you
Is Transol transformer oil comparable to nynas nytro libra?
Is there any problem about which the drive (inverter) doesn't show/display the alarm and/or fault but instead of this , it doesn't work ? I want to know that could there be any kind of problem in the drive when the drive doesn't display the alarm and/or fault ?
What do you mean by passive circuit elements and why these are called passive?
IF I KNOW THE AREA OF CROSS SECTION OFTHE WIRE , WATTAGE OF THE LOAD ,VOLTAGE SUPPLY WHAT IM GIVING TO THE LOAD AND ALSO POWER FACTOR OF LOAD ....... SO GIVE ME FOR WHAT AMOUNT OF CURRENT I SHOULD USE WHICH TYPE OF CABLE?
What is the end effect of linear induction motor ??
How a capacitor discharge weld power supply works? what is the use of a pulse transformer?
Why do we need interlocking in a HT metering or Ring main unit switchgear?
How to Calculate Current Rating of SDFU (Switch Disconnector Fuse unit) for Protectionof Capacitor Bank connected to Busbar of 800Amp,in LV side of 11/0.433KV, 250KVA Transformer?
how can found motors folt current ? how can disided circuit breakers caoicity and breaking capicity ?
What is the dc grounding system and what is diff between AC/DC grounding system?
why do we not use equivalent voltage source in negative sequence equivalent ckt.
What is the difference between alternator and generator?
