Energy Guide

Page 9 of 104 Report No.: HK2107050725-SR
UL 507
Clause Requirement + Test Result - Remark Verdict
TRF No. UL507A
8.2 Compliance with the Standard for Fire Test for
Heat and Visible Smoke Release for Discrete
Products and Their Accessories Installed in Air-
Handling Spaces, UL 2043, is considered to meet
the flame spread requirement of 8.1.
N/A
9
Accessibility of Moving Parts
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9.1
General
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9.1.1
The rotor of a motor, a pulley, a belt, a gear, an
impeller, or other moving parts shall be enclosed,
guarded, or installed at a sufficient height per 9.2,
Portable fans and window fans, or 9.3, Stationary
fans and permanently connected fans, as
applicable, to reduce the risk of injury to persons.
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9.1.2
An impeller shall be constructed of a material and
in such a manner to reduce the risk of its breakage
or its release of parts that could cause a risk of
injury to persons.
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9.1.3
Polymeric guards which are used for protecting
the impeller, and also function as an electrical
enclosure, shall be subjected to the following
tests as applicable:
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a)For a guard of un-insulated live parts, the guard
shall comply with the Resistance to Impact Test of
the Standard for Polymeric Materials – Use in
Electrical Equipment Evaluations, UL 746C, in the
as-received condition. The impact used is to be
6.8 J (5 ft·lbf). Appliances intended to be used in
cold environments, such as fans mounted in the
crawl space or attic, and outdoor use products
shall also be subjected to the Resistance to
Impact Test of UL 746C in the cold condition.
N/A
b)For a guard of insulated live parts which have an
insulation thickness of 0.71 mm (0.028 inch) or
greater, the guard shall comply with Section 61,
Impact Test on Guards, and Section 62, Static
Force Test on Guards, in the as-received condition.
Appliances intended to be used in cold
environments, such as fans mounted in the crawl
space or attic, and outdoor use products shall
also be subjected to the Impact Test on Guards,
61.2, in the cold condition.
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