1.what is the contact resistace of CB ?
2.radioactivity should be mesured with---------?
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Answer / anurag chauhan
Contact resistence of breaker is depending upon how many contacts are comes between the contact resistence meter leads. Count the contacts and calculate the value accordingly 6 to 10 micro ohm for one contact.
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Answer / gunasekaran
at the time of contact resistance B/W fixed and moving
contact it is accept up to 100micro ohm for new breaker for
fairly old one is 200 microohm
Is This Answer Correct ? | 1 Yes | 3 No |
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