Dear Doug,
0 means 600 and greater
1 between 400 and up to 600
2 between 250 and up to 400
3 between 175 and up to 250
4 between 100 and up to 175
5 less than 100
I hope it helps. You may find more details on the UL website.
Respectfully yours,
Constantin
Constantin Bolintineanu P.Eng.
Doug,
Voltage CTI
600 V and greater 0
400 through 599 1
250 through 399 2
175 through 249 3
100 through 174 4
Less than 100 5
Best Regards,
Jody Leber
Laboratory Manager
jle...@ustech-lab.com
http://www.ustech-lab.com
U. S. Technologies
3505 Francis Circle
Doug,
You may already know the standards that cover the CTI test, but I thought I'd
list them anyways: ASTM D3638, IEC 112, and UL746A
Those sources will give you the test methods to help interpret any results,
and also to compare IEC ratings with UL ratings.
I believe that is what you
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