Answer Posted / mostafaghodrat

First, we calculate the load current
Second, consider the highest temperature and selection
coefficients associated to it. For example: 50C
Third, the rate of sea level and the corresponding
coefficients, for example. For: 2000 meters

Fourth, the relative humidity is considered, and find the
coefficients. For example: 25G / M3

Coefficients are included in the tables.

I do not know how to put an image

If i learn how to put images on your site
Be sure to leave

I'm from Iran and my English is not good
Excuse me the my English is not good.
good luck.

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