why the under of transformer platform is filled with rock stones.
Answers were Sorted based on User's Feedback
Answer / rk
TO REDUCE THE FIRE HAZARD DURING OIL LEAKAGE OR OIL
SPILLOVER DURING ANY UTWANTED SITUATIONS FOR INSTANCES SHORT
CKT. INSIDE TRANSFORMER. OIL IS FLAMMABLE IN NATURE.
Is This Answer Correct ? | 21 Yes | 6 No |
Answer / rajeshsan
There are many reasons for using gravel stones of 60mm size below transformer. Few are:-
1. During oil spillage from transformer or during sprinkler system act the water draining from soak pit it will be easier.
2. To avoid the grown of grass and entry of animals etc.,
3. To reduce the step potential
You can please refer the NFPA 850 for details.
Is This Answer Correct ? | 14 Yes | 3 No |
Answer / santhosh (saint-gobain)
1. Avoid water stagnent under transformer,
2. Vibration absorption,
3. Stones having no conductivity..
Is This Answer Correct ? | 2 Yes | 2 No |
Answer / m.kumaran
because reduce the step potential while short circuit timing
Is This Answer Correct ? | 8 Yes | 10 No |
Answer / suresh babu
first to prevent the stagnent of water under the transformer
second vibration withstand
third low resistivity i mean rock stones forms low
resitivity path
Is This Answer Correct ? | 2 Yes | 7 No |
Answer / baljeet singh
To reduce the short circuit current when fault occurs in transformer
Is This Answer Correct ? | 3 Yes | 10 No |
Answer / raghu
The stones will absorb the vibrations from the transformers
and other switch gear equipemts..
Is This Answer Correct ? | 5 Yes | 14 No |
Answer / talluri
Rock will protect substation from electrical damages
Is This Answer Correct ? | 0 Yes | 12 No |
Answer / shahul
To avoid the snake and other insect enter inside the
transformer structure and also avoid water flooding
under the transformer during the rainy season
Is This Answer Correct ? | 4 Yes | 20 No |
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