All Questions
57
questions
2
votes
1
answer
59
views
Good battery, but UPS fails to do its job
I have a not-so-old APC Back-UPS 1400 (model BX1400U).
It uses 2 x 12 V / 7 Ah batteries. The original batteries are dead (voltmeter says less than 5 Volts, ultra dead). I bought 2 new batteries (12 V,...
2
votes
1
answer
196
views
Why are UPS battery backups all rated in VA instead of AH?
Looking at an online retailer, I see uninterruptible (battery backup) power supplies are marketed as:
"1500VA"
"600VA"
"425VA"
"425VA/260W"
"1500VA/900W&...
4
votes
1
answer
1k
views
Upside down SLA/VRLA battery in UPS?
Is it ok to position SLA (sealed lead acid) / VRLA (valve-regulated lead acid) batteries upside down?
Are there safety, performance, or longevity implications?
Some UPS (uninterruptible power supply) ...
1
vote
1
answer
79
views
Powerchute Windows10 and reducing power consumption while on UPS battery
I have a computation app that can sense running on batteries, but does not trigger when PowerChute 3.1.0 is running on battery power (APC UPS1500 Pro). That app knows the power is limited, but Win10 ...
2
votes
1
answer
265
views
Linux Mint Laptop (With a UPS) Turns Off When Power Goes Out
I had a Linux Mint (MATE) laptop with a working battery, but just to be safe I also bought a UPS backup, and plugged the laptop into it. When the power went out, the laptop stayed on, and life was ...
0
votes
0
answers
39
views
Advice in how to properly maintain my UPS
First of all, I hope this is the right place to ask. I have looked around and this seems to be the correct place inside SE.
I do not own a server but I use a really old APC Smart-UPS SU1000INET for my ...
4
votes
2
answers
18k
views
How to silence "bad battery" alarm in a APC Back-UPS 550 UPS?
I am using Ubuntu and I have an APC Back-UPS 550 uninterruptible power supply that's worked pretty well for several years.
However, over the last year, it's "bad battery" alarm has routinely ...
0
votes
1
answer
206
views
APC Back-UPS and Corsair PSU do not work well together
UPS: APC BX700U-GR
PSU: Corsair RM550X
Maximum power consumption of all devices connected to the UPS: 100-110W
Average power consumption of all devices connected to the UPS: 60-70W
It is not possible ...
0
votes
0
answers
188
views
Computer draws more watts when electricity in house isn't stable?
I have an i7 5960x (8-core, 16 threads) and two GTX 970s that are all running at full load 24/7. The total system power usage is typically around 450-550 watts when everything is under load. It has a ...
0
votes
1
answer
1k
views
Can I use higher capacity batteries in an Online UPS?
I have a Farber 1KVA Online UPS that uses a pair of 12v, 9AH batteries that are connected in series. the power goes off a lot in my area and the batteries can't keep my PC on more than a minute during ...
2
votes
2
answers
3k
views
Why is my UPS not providing power to my Modem?
I have a UPS that was powering my Monitor and CPU unit whenever main power was failing. I also have a modem that provides internet connection to the entire house. Now, the modem gets power from mains, ...
0
votes
0
answers
502
views
UPS vs PSU wattage during normal operation?
Does a UPS battery backup act as a "funnel" for wattage during normal power operation (e.g. full power is coming from the wall outlet to the UPS)? I ask because I have an older UPS with only ...
0
votes
1
answer
932
views
UPS any of the indicator lights not turning on
I have a prolink UPS pro700 model. I could not use it for around 4 to 5 months ( left alone unused ) and when I try to plug it in and turn it on, non of the indicator lights are illuminating. I know ...
0
votes
2
answers
4k
views
My UPS can't handle PC load sometimes, what's wrong?
So I recently built a PC and with it, I bought a cheapish 600W UPS. My PC on PCPartPicker showed that I required around 330W to use it properly (I went with a 700W PSU). I also have my monitor and ...
0
votes
1
answer
1k
views
GPU fails on because UPS
I got a new UPS not long ago, and installed it's software (upsilon 2000) and driver. the software installs a battery driver for the UPS so I can use windows power plans settings to control what ...