366 "suitable"

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fmtjfw

Senior Member
Section/Paragraph: 366.6(A)(1)&(2), 366.120(A)(1)&(2)

Revised Text

366.6 Listing Requirements.
(A) Outdoors.

....
Nonmetallic auxiliary gutters installed outdoors shall comply with the following:
(1) Be listed as suitable for exposure to sunlight
(2) Be listed as suitable for use in wet locations

366.120 Marking.
(A) Outdoors.

(1) suitable listed for exposure to sunlight
(2) suitable listed for use in wet locations

Substantiation

"Listed as suitable" is the same as "listed", "as suitable" adds no strengthening or lessening of the requirement.

Requiring raceways to be listed for wet location is reasonable. Suitable is a bit wishy-washy (pun intended).

Listed for wet location is used in 300.50(B), 310.10(C)(3), 314.15, 330.10(A)(11)c., 366.6(A)(2), 366.120(2), 396.10(B)(2), Table 400.4 Note 9, 410.96, 547.5(C)(2), 547.8(C), 550.15(H), 725.179(E), and 760.179.

Inserted Deleted
 

don_resqcapt19

Moderator
Staff member
Location
Illinois
Occupation
retired electrician
Section/Paragraph: 366.6(A)(1)&(2), 366.120(A)(1)&(2)

Revised Text

366.6 Listing Requirements.
(A) Outdoors.

....
Nonmetallic auxiliary gutters installed outdoors shall comply with the following:
(1) Be listed as suitable for exposure to sunlight
(2) Be listed as suitable for use in wet locations

366.120 Marking.
(A) Outdoors.

(1) suitable listed for exposure to sunlight
(2) suitable listed for use in wet locations

Substantiation

"Listed as suitable" is the same as "listed", "as suitable" adds no strengthening or lessening of the requirement.

Requiring raceways to be listed for wet location is reasonable. Suitable is a bit wishy-washy (pun intended).

Listed for wet location is used in 300.50(B), 310.10(C)(3), 314.15, 330.10(A)(11)c., 366.6(A)(2), 366.120(2), 396.10(B)(2), Table 400.4 Note 9, 410.96, 547.5(C)(2), 547.8(C), 550.15(H), 725.179(E), and 760.179.

Inserted Deleted

I think the marking rule should match up with the UL Guide Information. (ZOYX)
Products investigated to determine that they are rain tight are marked "Raintight." Nonmetallic products investigated to determine their suitability for exposure to sunlight are marked "Sunlight Resistant."
 
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