Answer / waseem aslam

Control circuit wiring of substation refers to wiring of protection relays of transformer with the circuit breaker and wiring of over-current/earth-fault protection relay in the CB, including manual tripping operation.

Answer / k.prakashchandra

The control circuit is for opening and closing on command.

after syncnhronistion how generator speed controlled by grid

3 Answers  

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do we use neutral grounding for resistive balanced load? if we use what happen?

0 Answers   NFC,

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I don't understand why when we connect high voltage source in DC to electronic motor , we must add capacitor and resistor in parallel ? (I know that we use capacitor because we want to absorb the current that in the first second electronic motor in opposed with current course produce. ) what are the feature of Resistor and in such situation ?

0 Answers  

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What is pole of the system?

0 Answers  

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How does flights get the neutral(grounding)

1 Answers  

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How would you supply a single house hold load from a 3-phase supply coming out of a sub-station?

4 Answers  

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How to calculate meter constant @ HT yard

5 Answers   Juniper Networks,

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Is a 300w induction motor used in a food processor as powerful as a 1000w DC motor.

0 Answers  

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dear friends, how to calculate "Gage" in copper wire , aluminum wire etc. have any formula?

1 Answers  

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what are the advantage and dis-advantage of 3 phase 4 wire energy meter?

0 Answers  

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What is the rotor frequency of 10 Hp 1440 RPM 50HZ 415V ?

0 Answers  

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The transformer which is smallest in size is and how to calculate that? The options are 100 KVA, 50 Hz 100 KVa, 100 Hz 100 KVA, 25 Hz 50KVA, 25 HZ

4 Answers   Ranbaxy, Zee Laboratories,

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