Questions tagged [surge-suppression]

Electricity can sometimes experience voltage and frequency shifts that can damage sensitive electronics. A surge suppressor prevents this by bleeding off excess voltage and sending it to ground. Use for questions about these devices. Use with the [electrical] tag

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Best way to install multiple whole house surge protectors

I’m just learning about whole home surge protection devices (SPDs). I recently upgraded my electrical panel and decided to add the panel brand’s latest model of in-panel SPD. The data sheet for the ...
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Can I use a quad breaker to install a whole-house surge protector?

I would like to install a surge protector in my panel. I am limited on space and it calls for two 30 amp breakers. Is it possible to use a quad breaker? I included a photo of the breaker.
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Surge Arrester/Surge Protection Device (SPD) Type 2 Installation and its external Short Circuit Protection Device

BACKGROUND I live in a small town where it is difficult to find certified electricians. In fact, electrician certification is not common for residential installations. I did find some experienced ...
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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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Difference in Effectiveness Between Different Whole House Surge Protectors?

I'm trying to determine the most effective type of whole home surge protection to install on a Eaton BR type circuit breaker panel. The options I've looked at are all made by Eaton: CHSPT2ULTRA, ...
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Should I ground outdoor speaker wire? If so, how?

[I’m not sure if this is the right place to ask or if I should ask over in the electrical SE but…] I have outdoor speakers in my backyard that are all connected via the same copper run (speaker wire ...
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What surge protector should be used for various home electronics/appliances? [closed]

A- How do I choose the right surge protector for a garage door opener? I recently experienced the effect of a power surge after a lightning and lost a few items. So my question is how to prevent ...
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Can I add a breaker to this external main shutoff

Our neighborhood and my house has Square D QO equipment. There is the external main shut off with a 200 amp breaker. It goes straight to lugs and then the wires that go to the main panel in the house ...
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What is the benefit of cascading / layering type 1 and type 2 SPDs in a home's electrical system?

From the research I have done on SPDs, it appears that it is recommended to layer or cascade the different types (types 1 through 4). For example, here is a video from Schneider Electric which ...
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How do I connect a Type 1 SPD to this meter main / service disconnect panel?

I recently purchased a Siemens MM0202B1200 200-Amp meter / disconnect combo panel. I would like to connect a Square D HEPD80 Type 1 SPD inside the disconnect panel. The SPD has 4 wires: 2 black, 1 ...
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Square D HEPD80 Whole Home Surge Protector

Please advise how I may add the Square D HEPD80 Whole Home Surge Protector to my existing panel. The installation calls for an open circuit and I want to verify if I can or cannot safely add the ...
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Want to hide the 9' wire that comes with an AXTRA 16-receptacle surge protector and plugs into normal outlet

I'm considering buying an AXTRA 16-receptacle surge protector to mount permanently top of my workbench, along the wall. A conventional power receptacle is located 8" above the surface of the ...
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Preventing inductive kickback from reaching mains in a plugin A/C unit

What off-the-shelf plug-in devices are available to prevent inductive kickback from reaching the mains circuit? Explanation: I have a plug-in Air Conditioner unit (rated 10.8A) on a 20A panel-...
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Installing an Eaton CHSPT2ULTRA Type-2 surge protector

I have a 200 amp Siemens breaker box and want to install an Eaton CHSPT2ULTRA Type-2 surge protector. The instructions say to use either a dedicated 2-pole 15 amp or 50 amp breaker. Wanting the full ...
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Converting generator power to "clean" power for sensitive electronics

I have a Duromax "Beast" power generator that I've been using to run my home during power outages due to storms, etc. From the start, I decided to do things right and had an electrician ...
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Can I route the neutral wire from a surge protection breaker across the panel busbars?

I plan to install a whole-house surge protective device (SPD). Its instructions state that you should place it as close as possible to the connection of the mains with the busbars. Also it has a ...
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Installing house surge protector in full panel?

Currently doing research, might get type 1 and type 2, i understand type 2 usually requires double pole breakers to work. For type 1 can i connect it directly to the 2 live wires coming into the panel ...
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Do modern refrigerators and freezers benefit from point-of-use surge protection?

If so, what type of protection is recommended? And is it still needed if you have a whole-home surge protector installed at the load center? (I do, FWIW).
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Whole House Surge Protection at Main Panel

I am planning on installing the CHSPT2ULTRA Type-2 surge protector on my outside main panel. I am planning on: turning off main being careful to note that the utility service lines and the terminals ...
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Should I keep this surge suppressor in my main load center?

I found this curious item in my main load center (circuit breaker box), marked "SQUARE D COMPANY / SECONDARY SURGE ARRESTER / J9200-10". It has been there for at least 20 years, attached to ...
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Placing a good surge protector on our Fleck 4650 Control Valve (used as well water softener)

The stepper motor / timers on our Fleck 4650 Control Valve for our well water softener dies when lightening strikes happen. I can't find the amperage rating for this device when it's in operation so ...
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Is my surge protector really a surge protector?

I dont know if this is the right place to ask this question or not. Ive recently bought a surge protector(those small square ones) and im gonna connect it to my Computer. Now the thing is that im not ...
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Is it okay to plug a surge protector strip into a surge suppressing power outlet?

I just bought a house that has one of these where the TV would go. I do not want to change things or do any re-wiring. It only has two ports. I have 4 devices: A roku TV Soundbar Samsung SmartThings ...
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Brand new LG washing machine tripping AFCI combination breaker in new house

Hey this is less of a question than a problem I was able to trouble shoot, but I have a feeling other people might be going through the same situation and might have come up with other solutions to ...
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Can a surge protector prevent electrocution?

My pet keeps chewing cords, and I haven't found a good solution. Will getting surge protectors help keep the pet safe from electrocution if they chew through the coating into the wire?
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Is this a correct installation of a whole house Surge Protector?

Is this a correct installation of a whole house Surge Protector? Note that it's not closest to the main lugs, will that matter? I was unable to bring it closer to the main lugs since those had ...
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A surge protector for an AC split unit powered by a Siemens EQ Loadcenter

Late last summer my 4 year old AC unit fried its mainboard and the company which installed it originally came to service it. They suggested that the reason could be a surge, as they had a rash of ...
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Several LEDs and LED bulbs in my house are failing at the same time and way before their estimated lifespan

I've never had this happen to me and, now, in a span of 1 month, it's already happened 4 times... The following 3 LED bulbs and 1 LED strip have become unusable: An Ikea Ledare 600lm spot LED buld (...
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3 votes
5 answers
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Can a surge protector prevent nuisance AFCI breaker trips?

I have a problem with AFCI breakers tripping in my 2 and a half year old house. The builder's electrician said that the cause is from power surges coming from the electrical company and that I need to ...
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What is the difference between a coaxial grounding block, an antenna discharge unit, and lightning arrestor

I've been reading about grounding outdoor TV antennas but these terms seem to be used interchangeably by various articles on the internet. For example, this article seems to make a distinction ...
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Can modern surge protector strips still catch fire? [closed]

I bought a 120 volts Leviton 5100-PS Surge Protector Strip. I'd like to know if all surge protector strips contain thermal disconnector inside already (like Belkin, APC, Eaton, Leviton)? What would ...
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Will using surge protectors with a two prong outlet adapter help against power fluctuations

I know that all surge protectors/upc's need outlets that have earth ground and be three pronged to safely protect against lightnings, but I would like to know if they can help against power ...
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How to protect the AC from power spikes - a hardwired surge protector, or UPS?

As I understand, power surges can damage the AC boards, compressors and fan motors. Looking into hardwired surge protectors I found devices ranging in current, maximum protecting voltage and ...
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What is the purpose of a whole home surge suppressor?

Is it useful to invest in and have a whole home surge suppressor installed at my inside and outside panels. My home was built 2 months ago. Home do I install the whole home surge suppressor and what ...
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Whole House Surge Protector connection

I am interested in installing a whole house residential surge protector. I don't have enough room in my main panel inside my house. I am thinking of buying one of these uints and installing somewhere ...
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Properly grounding equipment with a ground screw

I have an NVR that has a power brick and a separate ground screw. What is the "Right way" (read: safest way) to connect this to ground? I've thought of a couple ways to do it. My 4 options are: ...
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Should I put a surge protector on the 110v to my Trane furnace

I just had to swap out the fan control module for my Trane furnace. The service person said it might have failed due to spikes on the 110v line. There were downed power lines in the area within the ...
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Will a consumer UPS clean up power from a conventional genetator

I have a DeWalt DXGNR7000 generator with a bonded neutral. I’m okay with house wiring, the fine folks here on Stack helped me out with that. However, I know that these types of gensets create 60hz ...
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Can I wire a receptacle to a cord and plug?

I am planning to add a recessed wall box for my TV so I can put the connections behind its wall mount. Most of these boxes come with a pass-through of some sort as well as a spot for a single-gang ...
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Adding whole-house surge protection to main panel

I'm looking to install a Schneider surge protector at the main breaker, likely this one: https://www.amazon.com/gp/product/B00CONA1OQ/ The key things in the instructions which I'm trying to resolve: ...
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Moving into ancient apartment, two-prong outlets

I just signed a lease on an apartment. I didn't look carefully at all the outlets, but I noticed that each bedroom has exactly one outlet, and the overhead light fixture in the kitchen works by ...
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Can I use a heavy gauge extension cord from the wall to a UPS?

I have a 900VA/480Watt UPS/surge unit, and it doesn’t quite reach the wall where I need to plug it in. I'm using it to power an iMac. The unit has a 3x16 AWG cord. Is there any harm or difference, in ...
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Surge protector for appliances - per appliance? Non-standard?

I was told by a technician that I need a separate surge protector for each appliance (washing machine, dryer, etc. They have electronic boards in them). I was also told that I need a special one for ...
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Can a 3-wire surge protective device be used on a single phase, 120V circuit?

I'm installing some surge protection for a radio installation, and I have a somewhat unusual requirement of installing the surge protection device (SPD) at an Earth ground where the antenna feedline ...
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Properly installing a grounded subpanel for lightning protection

I'm installing a large antenna on the side of my house opposite the electrical service entrance. The antenna must be grounded, by nature of its design. For lightning protection, it's important that ...
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I replaced a surge arrestor for our home -- did I miss anything?

We're selling our home, and one of the things on our inspection was a "popped" surge arrestor - I don't have much experience at all with electrical work, but the process seemed pretty straightforward, ...
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Grounding for surge protection

I'm running a long Ethernet cable between my garage and home (50m). How do you guys protect your long cable runs (and thus your equipment) from lightning surges? House is separate from the garage. ...
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Water on surge protector

Sorry if this is in the wrong place. A couple of days ago I spilled a cup of water on the ground, and some of the water landed on a surge protector I quickly unplugged it and dried it off. I have ...
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Do common surge protectors prevent outgoing spikes?

I have a air humidifier connected to a timer, and every time it turns off there is a huge spike going through the lines; lamps and computer monitors flicker. I'm thinking about buying a surge ...
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Would a 120/240 V whole house surge protector work with 120 V single phase?

I live in a place where lighting strikes and power surges are very common. After experiencing multiple electronic failures I decided to look into surge protection, specifically whole house sure ...
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