APPLICATION:
THHN or THWN-2 cable are primarily used in conduit and cable trays for services, feeders, and branch circuits in commercial or industrial applications as specified in the National Electrical Code. Voltage for all applications is 600 volts.
THHN conductors are designed to be used without application of pulling lubricant. Allowable temperatures are as follows:
THHN Nylon- Dry locations should not exceed 90℃;
THWN-2- Wet or dry locations should not exceed 90℃ and It should not exceed 75℃ when exposed to oil.
THHN/THWN-2 NYLON - ALUMINUM CONDUCTOR are Compact Stranded Conductors, Aluminum Alloy 8000 Series per ASTM B800; ASTM B801; ASTM B836;
THHN/THWN-2 NYLON - COPPER CONDUCTOR are soft annealed copper. #14 - 4/0 AWG uses a combination unilay strand and 250 kcmil and larger uses a compressed copper strand. The wire is insulated with a tough heat and moisture resistant poly vinyl chloride (PVC), over which a nylon (polyamide) jacket is applied. Available in black, white, red, blue, purple, green, yellow, orange, brown and gray. Some colors are subject to economic order quantity.Marked sunlight resistant in sizes 2 AWG and larger.