Energy Guide

Page 7 of 104 Report No.: HK2107050725-SR
UL 507
Clause Requirement + Test Result - Remark Verdict
TRF No. UL507A
7.3.2
Section 5 of the Standard for Polymeric Materials –
Use in Electrical Equipment Evaluations, UL 746C,
includes an additional set of requirements for
Portable Unattended Household Equipment that
may be applied to portable fans. Figure 7.1 depicts
figuratively the construction requirements for these
products. In addition, products evaluated to this set
of requirements shall comply with the Severe
Conditions Test in accordance with 28.1, Mold
Stress Relief Distortion Test, in accordance with
Subsection
29.1(utilizing conditioning guidelines as outlined in
Subsection 61.2) and Input to Motor (after Mold-
Stress Relief Distortion) in accordance with
Subsection 30.1 of UL 746C.
N/A
7.3.3
When conducting the Severe Conditions Test in
accordance with 28.1 of the Standard for
Polymeric Materials – Use in Electrical Equipment
Evaluations, UL 746C, motor protection in
accordance with 23.1 (a) and (c) may be retained
in the circuit.
N/A
7.3.4
Among the factors to be considered when judging a
non-metallic enclosure, other than of polymeric
material, or a magnesium enclosure shall be:
N/A
a)Mechanical strength;
N/A
b)Resistance to impact;
N/A
c)Moisture-absorptive properties;
N/A
d)Combustibility;
N/A
e)Resistance to arcing; and
N/A
f)Resistance to distortion at temperatures to which
the enclosure is subjected under conditions of
normal or abnormal use.
N/A
7.3.5
Metallized or painted polymeric parts or
enclosures shall comply with the applicable
requirements of the Standard for Polymeric
Materials – Use in Electrical Equipment
Evaluations, UL 746C. This requirement is not
applicable to exterior surfaces of polymeric
enclosure materials or parts provided that the
metallized coating or paint does not offer a
continuous path for an internal flame to propagate
externally.
N/A
7.3.6 A non-metallic enclosure of a fan employing a
fluorescent light shall comply with the requirements
of 167.3, Exposure to sunlight (ultraviolet
radiation).
N/A