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Problem with APC-Back UPS-RS 500

APC UPS for Home and Office Forum

Schneider Electric support forum for our APC offers including Home Office UPS, Surge Protectors, UTS, software and services and associated products designed to share knowledge, installation, and configuration.

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nathaniyelu_apc
Cadet
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Problem with APC-Back UPS-RS 500

This was originally posted on APC forums on 5/9/2014


Hi,this is Nathaniyelu from INDIA, i got a problem with my APC Back-ups-RS 500,purchased in 2009,

relays are continuously clicking ..later i opened and found Two Electrolytic Caps  bulged(each 4.7MF,450V) and one Cap(blackened--22MF,50V) i replaced all  with new ones and connected to supply(220V 50Hz),now the UPS continuously beeping whenever switch ON,few days back i  connected LCD monitor to UPS without mains..i.e on Battery ,LCD monitor was not ON but relays r continuously clicking...earlier Battery Charge without load..12.48V..now 9.3V. without battery there is 3V across  battery charging terminals  ..what could be the problem...,

Thanks in advance...

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BillP
Administrator Administrator
Administrator
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97

Re: Problem with APC-Back UPS-RS 500

This reply was originally posted by Angela on APC forums on 5/12/2014


We cannot provide a schematic even privately as they are proprietary..

Where can I find schematics for my APC product? | FAQs | Schneider Electric US

See Answer In Context

3 Replies 3
BillP
Administrator Administrator
Administrator
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0
97

Re: Problem with APC-Back UPS-RS 500

This reply was originally posted by Angela on APC forums on 5/9/2014


I know we don't provide schematics for these publicly or instruct users on repairs directly so if anyone else would like to share information or assist, please do so at your own risk.

nathaniyelu_apc
Cadet
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97

Re: Problem with APC-Back UPS-RS 500

This was originally posted on APC forums on 5/12/2014


Thank u for your kind reply,i may be need of Ups schematic, i cannot send direct messages to you..

??allow me to  send direct  message..smile

BillP
Administrator Administrator
Administrator
0 Likes
0
98

Re: Problem with APC-Back UPS-RS 500

This reply was originally posted by Angela on APC forums on 5/12/2014


We cannot provide a schematic even privately as they are proprietary..

Where can I find schematics for my APC product? | FAQs | Schneider Electric US