How the neutral earthing is connected in DG alternator

6 Answers  

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What is difinition of HIGH RESISTANCE FAULT and LOW RESISTANCE FAULT?

3 Answers  

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how to calculate the powerfactor in induction motor having name plate details? for example 1 h.p motor 1.86 A 415 V

6 Answers  

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TRAFO 1. WHY BREATHER IS USED. 2. WHY OIL GOES DOWN IN CONSERVATOR TANK. 3. WHY WE ARE TAKING OIL SAMPLE TAKING FROM BOTTOM OF TRANSFORMER. 4. HOW TO CHECK IR VALUE OF TRANSFORMER. 5. WHY OLTC HAVING BUCHHOLZ TRIP ONLY; WHY NO ALARM. 6. OFF LOAD TAP CHANGER OPERATION PROCEDURE. 7. TR. SHUTDOWN / ISOLATION PROCEDURE. 8. WHEN THREE TRS. IN PARALLEL, ONE TR. IS NOT SHARING THE LOAD – WHAT IS REASON AND WHAT YOU WILL DO. 9. WHY TR. HAS OLTC IN HV SIDE. 10. WHAT IS % IMPEDANCE. 11. WHY TR. RATING IN MVA. 12. WHAT IS VECTOR GROUP IN TR. 13. CONDITION FOR PARALLEL OPERATION OF TRS. 14. WHAT IS TERTIARY WINDING. WHERE IT WILL BE. 15. IF TR. TRIP ON BUCHHOLZ OR TAP CHANGER RELAY, WHAT YOU WILL DO. 16. DIFFERENCE BETWEEN OIL TEMP. AND WINDING TEMP. PROTECTION 17. HOW WINDING TEMP. IS MEASURED IN CAST RESIN TR. 18. DIFFERENT TYPES OF FAULTS IN TR. Trafo - Page-1 of 2 19. WHAT HAPPENS WHEN TR. CHARGED FROM LV. 20. WHAT WILL YOU DO IF MEGGER READING SHOWS ZERO BETWEEN LV WINDING AND EARTH. 21. CAN WE INTERCHANGE BUCHHOLZ RELAY OF MAIN TANK AND OLTC TANK. 22. IF THE LINE BETWEEN BREATHER AND CONSERVATOR TANK 23. LOCKED, WHAT WILL HAPPEN DURING LOAD CYCLE. 24. WHAT IS THE FUNCTION OF OIL SEAL IN BREATHER. 25. WHAT ARE LOCATIONS FOR BUCHHOLZ RELAY FIXED IN POWER TR. 26. WHAT ARE CHECKS IN POWER TR. DURING MAINTENANCE. 27. WHAT IS IMPORTANT WHEN WE CHECK OLTC OPERATION DURING MAINTENANCE. Trafo - Page 2 of 2

0 Answers   KSEB,

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how to identify 3phase....r y b .A new make altnator how to identify R

2 Answers  

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What is meant by load angle of an alternator? Upon what factors does the load angle depend?

0 Answers   VECL,

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how we can calculate the efficiency of a diesel generator ?

0 Answers  

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2 electric bulbs of 100w,200V are put in series & the combination of each bulb is supplied to 100 V . the power consumption of each bulb will be????????

4 Answers  

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What is diversity factor and how to calculate it

2 Answers   Al Faraa, Amul, Pentagon, Sobha Developers,

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Can any body tell me the different types of LT cables & their application.

0 Answers  

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What is the difference between tie bus and bus coupler?

1 Answers  

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What is the meaning of key single line diagram?

8 Answers   Technip,

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