Questions tagged [power-supply]
The power-supply tag has no usage guidance.
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Can I wire a 220v 15amp outlet in the US?
In Brazil I have visited a number of cities where every house is wired with 220v. This is a FULL 220v between the Live and the Neutral, plus the Ground wire. Very different from the 220 in the US ...
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What can cause all LED bulbs / fixtures to rapidly flicker at the same rate?
Since last week, every LED bulb and fixture in my household is flickering at a similar rate. Incandescent and CFL are not affected.
Here's what I've had done to try and diagnose the issue:
Fuse panel ...
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Can a power transformer cause building vibration
For six weeks something that runs when it's cold outside has caused shaking of the floors. There is a transformer for the powerlines at the back of the property. Neighbors to right and left don't ...
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Why do we lose power when it is slightly cool in a hot region?
I spend part of the winter in a condo in Quintana Roo, Mexico, which is a subtropical area, with normal daytime high temperatures in the upper twenties to low thirties celsius, and nighttime ...
Harriet Lyons
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Help for electric dryer power issues
I have a 30 Amp circuit breaker for my dryer. The receptacle (outlet) is a 50 Amp outlet (it was in the house when I got it). I have a 50 Amp cord connected to a 30 Amp dryer.
My only concern is if ...
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Connecting 1 phase power generator to 3-phase home power circuit
I am looking to hook up my power generator to my house in case city power goes out. I have 3 phase power supply from the city and 1 phase generator. I have connected my generator using rotary switch (...
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Can i use 1/0 THHN/THWN-2 Building Wire
Would this be ok to use from the house to a outdoor garage for the main power line? House has 200 fuse box. Shop will have the same but just your standard plus stuff being used with lights etc
user144986
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How to detect power cut remotely? [closed]
I need to know if there is a power cut in a building. I have to detect this remotely, because I am usually not present at the building. I need to detect the power outage in less than 24 hours to save ...
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Why does my Uninterruptible Power Supply produce lower watts on backup battery than line power for my pellet stove?
SOLVED
Problem:
When my UPS does the switch-over from line power loss, the pellet stove runs but you can hear the stove motors slow down, and the wattage meter on the UPS drops from ~150w nominal to ~...
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Reverse surge protection
This is somewhat related to the question I found here:
Will a spike protector work in reverse?
I have a trusty old 3D printer running on the same power strip as my two computers including a screen.
...
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Does Electrical Outlet always run current even without anything plugged in? [closed]
In a situation where there is no device plugged in a normal house electrical outlet, does it still run an electric current, if so then how large? I would assume there is no electric current in this ...
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Will an electric shower fry my PC?
In Brazil, showers are all electric. Mine pulls up to 5000W/50A at 120V (actually, 120Vx50A=6000w, but that's how they rated it).
We installed it last week and I told the electrician to make it's ...
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Partial power out when AC is on
Anytime our AC is on we lose power in a few rooms mostly the kitchen. It can be on a few days before it goes out. I’ve had 2 electricians come they both said electric panel looks great , we did ...
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LED lighting fixture driver busted - what can I replace it with?
A LED lighting fixture in my apartment (in Israel/Palestine) started flickering for a while before coming on, then went bust. I suspect it's the driver/power supply rather than the LEDs themselves, ...
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how wire a 24 vac normally closed float switch to a relay to turn power on and off to a 120 vac clothes washer
Hi: In over my head just by being here so thanks in advance for your patience and help. My goal is use a 24 vac float switch (which sets in an overflow pan) to interrupt a 120 vac circuit that runs a ...
Mike
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Tekmar 532 gives error code about voltage too low. Hooked up to 24v powersupply, fluke multi-meter reads 24.18v across wire
I have a tekmar 532 which I have hooked up to a Signcomplex 24V 2A 48W Power Supply Adapter Transformers 24VDC LED Driver Switching Power Supply for LED Strip Light AC/DC Power Adaptor, UL Listed.
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I have seven 24v 2amp thermostats. Do I just need a single 24v 2amp power supply to power them?
I have seven 24v 2amp thermostats.
The thermostat wires all feed to the same place.
Do I just need a single 24v 2amp power supply to power them?
The thermostats are Tekmar 532. They will connect to a ...
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