. /.   WORLD TRADE  
ORGANIZATION  G/TBT/N/TTO/41 
10 July 2008 
 (08-3336) 
Committee on Technical Barriers to Trade Original:   English 
  
 
NOTIFICATION 
 
The following notification is being circ ulated in accordance with Article 10.6. 
 
1. Member to Agreement notifying:   TRINIDAD AND TOBAGO
 
If applicable, name of local government involved (Articles 3.2 and 7.2):         
2. Agency responsible:   Trinidad and Tobago Bureau of Standards 
Name and address (including telephone and fax numbers, e-mail and web-site 
addresses, if available) of  agency or authority designated to handle comments 
regarding the notification shall be  indicated if different from above:         
3. Notified under Article 2.9.2 [  X ], 2.10.1 [   ], 5.6.2 [   ], 5.7.1 [   ], other:         
4. Products covered (HS or CCCN where applicable, otherwise national tariff heading. 
ICS numbers may be provided in  addition, where applicable):   Power Units other than 
Class 2 (ICS:  29.180.00) 
5. Title, number of pages and language(s) of the notified document:   Power Units other 
than Class 2 (144 pages, in English) 
6. Description of content:    
These requirements cover portable, stationary, and fixed power units having an input rating 
of 600 volts or less, direct- and alternating- current, with at least one output not marked 
Class 2, and that are intended to be employed in ordinary locations in accordance with TTS 
171: Part 1: 2002, Trinidad and Tobago Electrical Wiring Code: Part 1: Low voltage installations (including Amendment 1 (2007)).  
These requirements cover general purpose power supplies and power supplies for uses such 
as to supply some household appliances, school laboratories, cathodic protection equipment; 
power supply-battery charger combinations; and industrial equipment, including inverters, 
divided into two classes - those rated 10 kilovo lt-amperes or less and those rated more than 
10 kilovolt-amperes. 
7. Objective and rationale, including the na ture of urgent problems where applicable:  
Compulsory status has been recommended in or der to protect the consumer or user against 
danger to health or safety by ensuring a product of acceptable quality. 
8. Relevant documents:    
TTS/UL 1012: 20XX  UL 1012, UL Standard for Safety for Power Un its other than Class 2, seventh edition, dated 
29 April 2005, which contains revisions through and including 23 February 2006. G/TBT/N/TTO/41 
Page 2  
 
  9. Proposed date of adoption:   
Proposed date of entry into force:   }On a date to be notified by the Minister to 
whom responsibility for trade and industry is assigned, in a Notice to be published in the Trinidad and Tobago Gazette as required by the Metrology Act. 
10. Final date for comments:   1 September 2008 
11. Texts available from:  National enquiry point [  X ] or address, telephone and fax 
numbers, e-mail and web-site addresses, if available of the other body:   
Trinidad and Tobago Bureau of Standards                                                                                   
1-2 Century Drive, Trincity Industrial Estate, Maco ya, Tunapuna, Trinidad and Tobago          
Email Address:  ttbs@ttbs.org.tt  
Full text of the Regulation is available at:  www.ttbs.org.tt