Home Improvement Stack Exchange
Home Improvement Stack Exchange

Questions tagged [power-backup]

47 questions
21
votes
4 answers

Getting UPS Power from One Room to Another

I’d like to run power from a Uninterruptible Power Supply (UPS) in ROOM A to where a work computer is used in ROOM B. I was thinking of installing an outlet box in ROOM A near where the UPS is plugged in, then run wire under the house to another…
staticGenerator
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11
votes
1 answer

Can a Backup Generator SubPanel Neutral be tied to the Main Panels Neutral bus, if both panels are energized at the same time from different sources?

Im new here, and Ive learned alot from many of these posts, although I have not found my exact issue yet, so I decided to upload this. I have a question regarding my installation, if its safe, and if I were to have the generator running whilst the…
Nate
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4
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2 answers

Could I use a UPS to power my humidifier on an underrated breaker with a little trickery

I recently bought a house with really nice hardwood floors, but the builder didn't put any thought into installing a humidifier system. I'm now looking into my options and steam humidifiers seem to be the highest output solution, albeit overkill. …
Jake
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4
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2 answers

What Good and Affordable Alternative Power Source Would You Recommend?

I am woking on a startup (read: using my computer always). 80% of the time, I generate my own electricity with a petrol/gas generator. On new years day, the Nigerian government increased the price of petrol/gas by 120%, instantly doubling the cost…
OoTheNigerian
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3
votes
3 answers

How to determine (not estimate) starting amperage of a motor?

I want to buy an inverter-generator to run my Trane heating system in case of a power outage. The Trane is on a 20 amp circuit. The sticker says it needs a minimum of a 15.2 amp circuit. My question is, how do I determine (not estimate) the surge…
Yehuda_NYC
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3
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2 answers

Solar panel: Current-related question

I found a solar panel rated 9v, 70mA. I want to use it to create a power backup for a 9v, 1A router. Is this possible?
user1649
3
votes
3 answers

Trying to power two panels from one generator

Our house is basically two houses stacked: each floor with its own load center located in the garage. The load centers for each floor are fed from two 200 amp main cutoffs located outside the garage under the meter. Neither inside panel has a main…
James Schlankey
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3
votes
6 answers

Electric backup just for heating system?

It occurs to me that it shouldn't take much power to operate the relays or electronics if a gas or oil heating system. That has me wondering about the practicality of putting that one device on a transfer switch so it could be run from generator or…
keshlam
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3
votes
2 answers

How do I relocate a generator inlet box?

From the images above, I have a 30 amp generator inlet that connects to a transfer switch. I’d like to relocate that inlet box to the outside of the house so that I don’t have to run my L14-30 cable from the generator through an open door or…
Tito Valentin
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2
votes
1 answer

Solar powered charger for laptop

How do I build a solar powered charger for a laptop with dc rating 19v, 3.42A? I'd also prefer to use some other batteries to store the electricity? How can I accomplish this?
user1649
2
votes
2 answers

How can I achieve blackout resilience on a grid-connected solar installation?

I recently installed a 3.6kw solar panel setup at home. I added an inverter and a 3.6kw battery. When I asked if that would work on case of a blackout the installer told me it won't - backfeed protection - as it is connected to the grid. The only…
Juan
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2
votes
1 answer

Battery backup system for tankless gas water heater (outdoor install)

I have a Takagi T-K3-SP tankless gas water heater, which is installed outdoors. It still needs electricity though, so when I lose power at home, there's no hot water. The manual states it uses 86W during operation, 6.2W during standby, and 111W…
K. Don
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2
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1 answer

Should I Ground a Generator Powering an UPS?

My inverter generator's manual states that "If this generator will be used only with cord and plug-connected equipment, National Electric Code does not require that the unit be grounded." I am not sure if plugging an UPS (supplying power to a…
Gaia
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2
votes
2 answers

"power buffer" in front of generator for peak power shaving?

I need to do some work off-grid, and I only have a 1000W generator to drive my power tools, which easily draws twice that (and probably more when starting up) when cutting steel. Instead of getting a new Honda generator that's powerful enough…
oligofren
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2
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3 answers

What do i need to stop my computer from rebooting in electricity fluctuations

AC 240V location. My computer at home keeps restarting at the time of fluctuations and i loose all my work, this happens minimum once every day and some days more than 2 times. I have 1100va Microtek Inverter (Microtek ups sebz 1100va) with UPS…
user75174
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