Question
Download Solution PDFजास्तीत जास्त 600 व्होल्टवर चालणाऱ्या उपकरणांसाठी आवश्यक निरोधन रोध चाचणी कोणती आहे?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDF- 1000 V वगळता प्रश्नातील सर्व चाचणी व्होल्टता या उपकरणाच्या कमाल 600 V च्या व्होल्टतेपेक्षा कमी आहेत.
- त्यामुळे जास्तीत जास्त 600 व्होल्टवर चालणाऱ्या उपकरणांसाठी आवश्यक निरोधन रोध चाचणी व्होल्टता 1000 व्होल्ट आहे.
- चाचणी व्होल्टता सामान्यतः 500, 1000 किंवा 2500 V या क्रमात असतात ज्या हाताने चालवलेल्या जनित्राद्वारे तयार केल्या जातात.
- निरोधन रोध चाचणी ही एक विद्युत चाचणी आहे जी ओहममध्ये निरोधन रोध मोजण्यासाठी विशिष्ट प्रकार आणि व्होल्टेजचा स्तर वापरते.
- खालील सारणी BS 7671 ही आवश्यक चाचणी व्होल्टता आणि किमान आवश्यक प्रतिरोध दर्शवते.
|
सामान्य परिपथ व्होल्टता |
चाचणी व्होल्टता |
किमान प्रतिरोध |
|
0 V ते 50 V AC दरम्यान |
250 V DC |
0.5 MΩ |
|
50 V ते 500 V AC दरम्यान |
500 V DC |
1 MΩ |
|
500 V ते 1000 V AC दरम्यान |
1000 V DC |
1 MΩ |
Last updated on Jun 26, 2025
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