UL 60065 - SEVENTH EDITION
(Sub) CLAUSE / ANNEX NUMBER:
19
(Sub) CLAUSE / ANNEX HEADING:
Stability and mechanical hazards
OTHER RELEVANT (Sub) CLAUSES / ANNEXES (as applicable):
Table 20A
DESCRIPTION OF ISSUE:
What types of apparatus containing speaker(s) are subject to the horizontal force stability test?
APPLICATION GUIDELINE:
The definition of a speaker includes both passive and active speakers (such as subwoofers and speaker-amplifiers).
This requirement applies to products that may employ a speaker as part of the system and are housed in an upright cabinet that has the appearance of a floor standing speaker. Examples of the types of products that are subjected to the stability test are as follows:
- Tuner-Amplifier-Tape Recorder-CD Player-Power Supply-Speaker
- Tuner-Amplifier-CD Player-Power Supply Speaker
- Tuner-Amplifier-DVD Player-Power Supply-Speaker
RATIONALE:
The types of speakers that are excluded from the requirements of Clause 19 and Table 20A are based on the components that are comprised as part of the system and on the amount of user contact needed to adjust volume and similar controls, insert DVD's, CD's, tapes, etc. The types of products identified above are not considered stand-alone speakers where little or no contact may be made with the apparatus.
OTHER:
None.
SEE RELATED PAG:
None.
