Dan,

Possibly this article will be helpful,
http://www.forumofregulators.gov.in/Data/Reports/Power07.pdf, check into
issues like surge, sag, swell and spikes.

It's only a couple of years old.

Doug

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On Tue, Mar 24, 2020 at 11:41 AM sudhakar wasnik <
0000008dfaa51ca2-dmarc-requ...@listserv.ieee.org> wrote:

> Dan, Yes, Indian power supply system is quite notorious for surges,
> voltage fluctuations etc. Most of Telecom or other industries beef up Power
> supply system as well as use UPS,
> HTH,
> Sudhakar wasnik
>
> Sent from my iPhone
>
> On Mar 24, 2020, at 10:17 AM, Wiseman, Joshua <
> joshua.wise...@orthoclinicaldiagnostics.com> wrote:
>
> 
>
> Dan, in a past life I worked for a company that makes commercial ice cream
> makers like you would see in your local Dairy Queen, McDonalds, Burger
> King, etc.  For India we had to include a UPS for some of our models
> because the power there would give us problems with the controls.  I don’t
> know the details but I do recall adding a UPS option to a newer model unit
> as recently as 3 yrs ago because of it.
>
>
>
> The UPS took care of the problem for the manufacturer when I worked there.
>
>
>
> Josh
>
>
>
>
>
> *From:* Dan Roman <00000d75e04ed751-dmarc-requ...@listserv.ieee.org>
> *Sent:* Tuesday, March 24, 2020 12:35 PM
> *To:* EMC-PSTC@LISTSERV.IEEE.ORG
> *Subject:* [PSES] Power quality issues in India
>
>
>
> *EXTERNAL SENDER: Verify links, attachments and sender before taking
> action*
>
>
>
> Hello List!  Hope everyone is staying healthy and safe.
>
>
>
> I would like to know if anyone has experience with power quality issues in
> India related to damaging equipment and whether you find it is necessary to
> harden power supply designs specifically for India that you would not
> normally consider for other regions like the EU.  From some reading on the
> topic there seem to be power quality issues but these are largely power
> interruptions and voltage sags that would temporarily cause the product to
> stop functioning but not result in the permanent damage of a global design.
>
>
>
> I have no recent experience with India but over a decade ago I do not
> recall having any issues with equipment in data centers, but perhaps they
> had facility power conditioning so the local building infrastructure
> prevented issues.  Is the failure rate with typical consumer products
> higher in India because of power quality issues?  Are extra precautions
> necessary?
>
>
>
> Thank you.
>
>
>
> ______________________________________________________
> Dan Roman, N.C.E.
>
> Senior Member
>
> IEEE Product Safety Engineering Society
>
> mailto:dan.ro...@ieee.org <dan.ro...@ieee.org>
>
>
>
>
>
>
>
>
>
> -
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-- 

Douglas E Powell

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