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THHN Is used in conduit, Romex is not.

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โˆ™ 2009-12-31 19:33:12
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Q: What is the difference between thhn and romex?
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What is the difference between THHN and romex wire?

THHN is a heat resistant thermoplastic insulated conductor, usually a single conductor. Romex is a brand name for a nonmetallic sheathed cable.


Difference between romex and thhn wire?

THHN is a heat resistant thermoplastic insulated conductor, usually a single conductor. Romex is a brand name for a nonmetallic sheathed cable, it has multiple conductors inside, the insulated ones are insulated with THHN insulation.


What type of wire is for underground?

UF cable(underground Feeder) Looks like romex, gray jacket. usually approved for direct burial. Check local electrical codes for burial depths, or if conduit is required. if conduit is required use THHN or THHN-2


What is wire standard 60hz 220v ac cable?

many wires are. such as 14-2 Romex. 12-2 Romex. Any THHN wire of any size. This list is very long. If you have a speific application then you need to check the NEC 2005 Table 310.13 Conductor Applications and Insulations.


What is the difference between romex 14 2 14 3?

In romex, 14-2 means two conductors, 14AWG each, and 14-3 means three conductors, 14AWG each. Note: Normally, romex has a ground, so the designation is more likely to be 14-2/G or 14-3/G.


Can you run thhn conductors exposed?

n you run thhn wire in a cable tray


What gauge wire is romex?

Romex is a manufacturer's wire cable trade name and not a wire size.


What is the temperature rating of thhn?

90 degree C.


Is romex pure copper?

Copper or aluminium.


What is the temperature rating for thhn?

THHN wire has two temperature ratings. 90 degrees C in dry locations and 75 degrees C in wet locations.


What is Romex wire?

ROMEX® is a federally registered trademarked brand of non-metallic sheathed electrical cable originally developed by the former Rome Wire Company in 1922. The ROMEX Brand is now owned and produced by Southwire Company.


What size romex for 5000 watt dryer?

Assuming 220 volts service 5000/220 = 22.72 Amps. That equates to 10 AWG Romex.

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