प्राकृतिक वायु कूलित ट्रांसफॉर्मरों की अधिकतम क्षमता कितनी होती है ?

Transformer

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The core and the windings are protected from mechanical damage by providing a metal enclosure. This method is suitable for transformers of rating up to 1.5MVA. This method is adopted in the places where fire is a great hazard.

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