Energy Guide

Page 22 of 104 Report No.: HK2107050725-SR
UL 507
Clause Requirement + Test Result - Remark Verdict
TRF No. UL507A
15.3.5 A bushing of a material mentioned in 15.3.4 shall
not be employed in an appliance unless used in
conjunction with a type of cord for which an
insulating bushing is not required.
P
15.3.6 When a bushing of a material mentioned in 15.3.4
is used, the hole in which the bushing is mounted
shall be smooth and free from sharp edges.
P
15.3.7 A bushing of the same material as, and molded
integrally with, the supply cord is acceptable on a
Type SP-1 or heavier cord, only when the built-up
section is not less than 1.6 mm (1/16 inch) thick at
the point where the cord passes through the
enclosure.
P
15.3.8 An insulated metal grommet is acceptable in place
of an insulating bushing if the insulating material is
not less than 0.8 mm (1/32 inch) thick and
completely fills the space between the grommet
and the metal in which it is mounted.
N/A
16 Supply Cord Overcurrent Protection P
16.1 An appliance described by rows 1 and 2 of Table
15.1 shall be provided with integral overcurrent
protection.
P
16.2 A fuse provided for overcurrent protection shall
comply with the Standard for Low-Voltage Fuses –
Part 1: General Requirements, UL 248-1, the
Standard for Low-Voltage Fuses – Part 14:
Supplemental Fuses, UL 248-14, and Section 24.
P
16.3 A supplementary protector provided for overcurrent
protection shall comply with the Standard for
Supplementary Protectors for Use in Electrical
Equipment, UL 1077. The supplementary
overcurrent protection device shall comply with the
Overload Test in UL 1077, tested at 1.5 or 6 times
the AC full load current rating. The overload test
current and power factor shall be determined
based upon the motor locked rotor current and
power factor.
N/A
16.4T The overcurrent protection shall be either an
integral part of the attachment plug, or of a
through- cord design (in-line fuseholder) located so
that there is no more than 152 mm (6 inches)
between the face of the attachment plug and the
side of the fuseholder furthest from the attachment
plug.
P
16.5 The rating of the overcurrent protection shall be a
maximum of 5A.
P