Oct 31, 2023 · XHHW-2, the modern version of XHHW, has an operating temperature of up to 90℃ or 194°F in both dry and wet environments. W: Similarly, water resistance is critical for …

Sep 27, 2010 · Assuming wire is not subjected to sunlight or in a harsh environment and given the choice, would you rather use THHN/THWN or XHHW? Please support your preference.

Aug 6, 2024 · XHHW is 90 degree wire even when used in a wet location. Although it is generally true that 90° degree terminals are not readily available the ampacity for 90° wire is were you …

Jan 5, 2012 · I did a search on here and could not find. What exactly is the difference between XHHW & XHHW-2. THe only thing I say was temparature rating. Is it 2 hour rated as well? …

Jun 14, 2016 · I believe XHHW is sunlight resistant, and rated for wet location, and high heat. If I understand correctly I can't use SER cable. I am curious as to whether or not I can use URD …

May 5, 2023 · As I understand XHH or XHHW is acutally a specific type of RHH that use XLPE insulation. As I understand RHH/RHW(not listed as XHH or XHHW) are allowed by NEC to be …

Sep 10, 2024 · Also, equipment grounding wire has to be bigger than 4AWG. In table 392.10 (A) Wiring Methods, I can't find the insualted single wire like type THHN, THWN and XHHW. My …

Mar 17, 2003 · can thhw/thhn be used for service entrance conductors in a direct burial installation? This conductor is ok for wet locations so i assume so.

May 13, 2008 · Wire rated for water submersion I thought the problem is not the insulation, but water getting in-between the conductor and the insulation, no?

Dec 8, 2011 · XHHW insulation is tougher material than the plastic that THHN is made of. It will withstand more abuse during installation. You may want to find out the reasoning why it was …