Good insulation, Bad insulation?

[uriel4pwr]

How do you determine good insulation and bad insulation using a hand crank megaohmeter? Is there a chart somewhere in the NEC that tells you the minimum resistance of 500 mcm wire with XHHW insulation?

 

[zog]

NETA MTS and ATS has that info. www.netaworld.org

If you post more details about the cable I can give you more specfic info