Dear Craig,

SEE BELOW FOR MY RECOMMENDATION. LET ME KNOW 
WHAT YOUR COMPANY THINKS!


> My company manufacturers external high capacity disk drive systems
> (computer peripherals) which are shipped worldwide. 
> 
> North American shipments include an ac-dc direct plug-in power supply.
> International shipments include an ac-dc "desk-top" power supply along
> with the appropriate detachable cord set.  All the power supplies we use
> are UL-Listed, TUV, CSA, and SAA certified.  Cordsets carry all the
> appropriate certifications/approvals.
> 
> There have been some grumblings internally because of the many
> international system "configurations" that must be maintained due to the
> number of different cord-sets.  Depending on where a particular drive is
> being sent dictates the type of cord set that is included.  This introduces
> additional control, inventory, and warehousing problems.
> 
> One suggestion that has been made is to ship one style of cord (or
> power supply) with  several different plug adapters.  Then we wouldn't
> have to worry so much about what power cord goes with what drive.  
> For example, in South America the direct plug-in power supply could be
> provided along with the Euro and Australian style plug adapters.
> In Europe, the "desk-top" power supply and Euro-style cord-set could be
> provided along with a UK style plug adapter.

Assuming you have the standard dc jack, you can ship units with 
or without power supplies. You can mark units with the voltage and 
amperage by the connector together with the "exclamation point 
within an equilateral triangle" symbol (which refers the installer to 
the Installation Instructions). The installation instructions should 
have suitable instructions such as the following:

CAUTION: To reduce the risk of electric shock, fire and energy 
hazards, read the following important safety instructions.

North America: Use only the power supply provided with the unit, or 
if not supplied, use only with a Listed/Certified (Class 2) power 
supply rated --- Vdc (ac), min --- mA (or A).

Note: Class 2 should be included if your units do not have a 
suitable fire enclosure or were not evaluated to the fire enclosure 
requirements in UL1950/CSA C22.2 950

Rest of World: Use the power supply provided with the unit, or if not 
provided, use suitably Approved ITE power supply rated --- V dc 
(ac), min --- mA (A).

If you do as above, for most countries you can provide either the 
North American or European (euro-plug) plug-in power supplies. 
Even better, I have seen a plug-in ITE power supply (manufactured 
by ITE Power Supply) which has the North American blades and an 
adaptor which has the European blades. A tag with instructions is 
provided on the power supply. The power supply carried the UL, 
CSA and TUV Approvals.

For those countries with "funny" blades (Schucko, British, Israel, 
etc.) either let your distributor find a suitable power supply 
according to the instructions or provide one at extra cost (to cover 
your inventory and other expenses).

Best Regards and Happy Holidays.  


 

PETER S. MERGUERIAN
MANAGING DIRECTOR
PRODUCT TESTING DIVISION
I.T.L. (PRODUCT TESTING) LTD.
HACHAROSHET 26, P.O.B. 211
OR YEHUDA 60251, ISRAEL

TEL: 972-3-5339022
FAX: 972-3-5339019
E-MAIL: [email protected]
Visit our Website: http://www.itl.co.il

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