Answer / satya dev

For Alternator..... Over Voltage & Under Voltage Relay,
Over current & Earth fault relay but all these are not
directlay connected to alternator, It is connected to the
ACB of alternator to safe the Same during faults.


For Transformer...... Buckholz Relay, Winding temperature
Indication(Alarm & tripping system) Oil temp. Indcation etc.

Answer / taju

For Alternator- Under/over voltage protection,Reverse
power,under/over frequency,ground fault protection,

For TXR-Buckholz rely,winding temperatur,Oil
temperature,ground fault protection.

what is the avr

6 Answers   ArcelorMittal, Heidelberge Cement,

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Types of 132KV and 222 KV protection.

1 Answers  

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can we use heat gun instead of gas torch in 11kv termination kit. I mean can both sources provide enough amount of heat to ensure the uniform shrinkage of sleeve.

1 Answers  

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Define corner frequency?

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Does voltage and current can be seperated?

2 Answers  

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what is the main difference between simplex RTD and Duplex RTD?

6 Answers  

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why in power staions distriution r like 11kv,33kv,66kv in india?

4 Answers  

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How many types are using in 220kv/400 kv swith yard

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we change the speed of the synchronous motor by incresing or decreasing a rotor resistance

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Draw a circuit diagram in which if button is open we can use socket and bulb as a series test circit and if button is close than simple we can use socket as any load purpose.

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We have energy meter of ct ratio 200/5amp and installed cut having ct ratio 100/5 amp what is final MF?

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Why MCCB is Getting tripped sometimes when there is no load in the Midnight ?

0 Answers  

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