400/5 करंट ट्रांसफॉर्मर के साथ उपयोग किए जाने वाले 5 A के पिक-अप करंट वाले एक रिले का PSM क्या है, यदि सर्किट में फॉल्ट करंट 4000 A है?

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MPPGCL JE Electrical 28 April 2023 Shift 3 Official Paper
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  1. 25
  2. 1
  3. 10
  4. 50

Answer (Detailed Solution Below)

Option 3 : 10
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सिद्धांत

प्लग सेटिंग गुणक (PSM) की गणना इस प्रकार की जाती है:

सेकेंडरी पर फॉल्ट धारा =

गणना

दिया गया है, Iपिक-अप = 5 A

करंट ट्रांसफॉर्मर (CT) अनुपात: 400/5. इसका मतलब है कि जब प्राइमरी सर्किट में 400 A बहता है, तो सेकेंडरी में 5 A बहता है।

प्राइमरी सर्किट में फॉल्ट धारा: 4000 A

सेकेंडरी पर फॉल्ट धारा =

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