This intuitive calculator takes the guesswork out of electrical code compliance, ensuring you select the right conductor size for your specific application. *refer to 310.15(b)(2) for the ampacity correction factors where the ambient temperature is other than 30°c (86°f) **refer to 240.4(d) for conductor overcurrent protection limitations. At encore wire, we always put our customers first We continue to look toward the future of our planet, at our resources, our products and our capabilities to determine how we can bring more value to you. This reprinted material is not the complete and official position of the national fire protection association on the referenced subject, which is represented only by the standard in its entirety.
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