B bphgravity Senior Member Location Florida Jan 25, 2006 #2 Re: THHN Yes, if the product is marked, "for cable tray use", "for CT use", or "for use in cable trays. See UL's Wire and Cable Marking Guide, June 2005.
Re: THHN Yes, if the product is marked, "for cable tray use", "for CT use", or "for use in cable trays. See UL's Wire and Cable Marking Guide, June 2005.
P Paul Carbary Member Jan 25, 2006 #3 Re: THHN Sizes 1/0 and larger THHN are suitable for use in Cable Tray as per the manufacturers on their cable spec sheets.
Re: THHN Sizes 1/0 and larger THHN are suitable for use in Cable Tray as per the manufacturers on their cable spec sheets.
