APC UPS for Home and Office Forum
Support forum to share knowledge about installation and configuration of APC offers including Home Office UPS, Surge Protectors, UTS, software and services.
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Posted: 2021-06-29 09:44 PM . Last Modified: 1 month ago
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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Posted: 2021-06-29 09:44 PM . Last Modified: 1 month ago
We cannot provide a schematic even privately as they are proprietary..
Where can I find schematics for my APC product? | FAQs | Schneider Electric US
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Posted: 2021-06-29 09:44 PM . Last Modified: 1 month ago
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.
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Posted: 2021-06-29 09:44 PM . Last Modified: 1 month ago
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..
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Posted: 2021-06-29 09:44 PM . Last Modified: 1 month ago
We cannot provide a schematic even privately as they are proprietary..
Where can I find schematics for my APC product? | FAQs | Schneider Electric US
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