Energy Guide

Page 12 of 104 Report No.: HK2107050725-SR
UL 507
Clause Requirement + Test Result - Remark Verdict
TRF No. UL507A
9.2.12
Non-metallic impellers on portable fans and
window fans shall comply with Section 63, Impeller
Test for Portable Fans.
N/A
9.3
Stationary fans and permanently connected fans
P
9.3.1
In accordance with 9.1.1, the design and intended
use of a stationary fan or of a fan intended to be
permanently connected electrically is to be
considered when evaluating an enclosure or
guard.
P
9.3.2
The impeller of a stationary or permanently
connected fan shall be constructed so that it
cannot be contacted by the probe illustrated in
Figure 9.2.
P
9.3.3 A stationary or permanently connected fan shall be
constructed so that any moving parts, other than the
impeller, that cause a risk of injury to persons
cannot be contacted by the probe illustrated in
Figure 9.2.
P
9.3.4
The 25.4-mm (1-inch) diameter probe as illustrated
in Figure 9.2, when inserted through an opening on
the air-inlet side of a wall- or ceiling-insert fan, shall
not contact a moving part that presents a risk of
injury to a person.
P
9.3.5 The unobstructed distance of an opening on the
exhaust side of a wall-insert fan to a moving part
capable of causing injury to persons shall be not
less than 25.4 mm (1 inch) for an opening on the
exhaust side of a wall- insert fan. When the
unobstructed distance to such a part is 25.4 mm or
more, the requirements of Table 9.1 apply.
P
9.3.6
A guard is not required on the side of an attic-
mounted or roof-mounted fan intended to face an
unoccupied space only when the installation
instructions or a marking on the fan indicate that
the fan is intended for use facing an unoccupied
space only. See 80.6.1.
N/A
9.3.7
A guard is not required on the inlet side of a
power attic or whole house ventilator when:
N/A
a)Louvers or a grill is provided in the box with the
product; or
N/A
b)The installation instructions or marking on the
attic-mounted or roof-mounted fan indicate that
louvers or grilles are to be attached when the fan is
installed as intended. See 80.6.2.
N/A
9.3.8
A guard is not required to be provided on the
discharge side of a duct connected fan intended for
connection to an exhaust duct.
P