This strip is formed into a corrugated profile and is. What is the difference between flexible metal conduit (article 348) and flexible metal tubing ( atricle 360)? Often referred to as fmt.
Stainless Steel Flexible Conduit, For Industrial, Rs 2000
Fmt and associated fittings shall be listed.
“(1) branch circuits not exceeding 20 amperes and 300 volts to ground (2) as permitted in 300.22(c).
Flexible metallic tubing (fmt) is circular in cross section, flexible, metallic, and liquidtight without a nonmetallic jacket. The provisions of article 360 of nfpa 70 are adopted by reference with the following modifications: Flexible metal conduit (fmc) is a raceway of circular cross section made of helically wound, formed, interlocked metal strips. Liquid tight flex has an outer coating of rubber or.
Tubing (fmt) flexible metallic tubing is a kind of wiring installation which is commonly used for external motor terminal connection.
This type of wiring method should not be allowed under the following conditions: Revise subsections 360.10(1) through (4) to read: Liquidtight flexible metal conduit (lfmc) is a raceway of circular cross section that has an. It is used for outdoor wiring serving air conditioning units and other outdoor equipment.
Fmt is an acronym for flexible metallic tubing.
Fmt is a raceway, but not a conduit and is described in a separate nec article 360. Flexible metallic tubing can be bent into pretty much any shape and routed through the wall easily. It only comes in 1/2 & 3/4 trade sizes, whereas fmc is sized 1/2 ~ 4 trade sizes. It is being manufactured in the form of a coil.
For use in dry and accessible locations.
Fmt means flexible metallic tubing. Please provide credit to allacronyms.com. Lengths in use are limited to 6 feet. Article 360 flexible metallic tubing type fmt / wiring methods and materials from pocket guide to the national electrical code 2005
North america) is not the same as flexible metallic conduit (fmc) which is described in us national electrical code (nec) article 348.
A metal raceway that is circular in cross section, flexible, and liquidtight without a nonmetallic jacket. • in wet location • in hoist way • in storage battery room • in hazardous location • when exposed to oil. Fmt tubing is commonly used for short runs in exposed locations, such as wiring for garbage disposers and water heaters. As such, flexible metallic tubing is perfect for when you are working with light fixtures and anything that would require stepping up on a ladder.
I read their respective definitions, and other than fmt being liquidtight, i am wondering how i can see the difference with the naked eye.
