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If it is a motor connection that is being tested, engineers like to see it above 5 meg. In reality above 2 meg is fine.

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Q: What is acceptable megger reading for 440volts?
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What is Acceptable megger reading for 600volt cable?

100


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What is the accepted value for megger of 500 kv Ct tested by 5 KV DC Megger?

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Can you use a 500V megger tester to test a 6.6KV motor?

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