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Questions tagged [circuit-breaker]

For questions generally relating to safety devices used to automatically stop the flow of electric current in the event of a fault condition. Use this tag for questions about fuses, too.

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HVAC Keeps tripping breaker. Noticed my breaker is less than then Max on the side label - should I change?

tl;dr - Found that the breaker used for my AC is less than the max specified on the side of the unit. Any reason to keep the lower rated breaker or should I replace so it matches? Safety concerns or ...
HelpEric's user avatar
  • 521
0 votes
2 answers
119 views

Why isn't my wine cooler powering on?

I recently saw a wine cooler on Kijiji for free. New, it costs $1700. I figured I'd pick it up and try fixing it. Right now, it does not start up at all when plugged in. The displays are unlit, no ...
cam2323's user avatar
  • 51
5 votes
2 answers
1k views

Do I have room to add a 240V breaker in my panel?

I’m trying to see if I have room to add a 240V line for a mini split. The mini split I got is a Gree with nominal 9 amp pull and manufacturer recommended breaker size of 20 amps. Any thoughts on an ...
Chris's user avatar
  • 53
0 votes
3 answers
82 views

Cable carrying capacity [duplicate]

I have moved in to a 30 year old house. Have put up portable ACs in all rooms. With one AC running at a time, there is no issue. But as soon as I switch on the second AC, the circuit breaker trips. ...
Himanshu Shah's user avatar
3 votes
1 answer
225 views

Possible to convert disconnect to sub panel? [closed]

We've recently removed a hot tub that was originally installed in 1983. I'd like to know if it would be possible to convert the disconnect for the hot tub to a sub panel. The breaker in the main panel ...
Scott D's user avatar
  • 31
4 votes
3 answers
1k views

Can I remove the pigtails on an AFCI breaker if I have a panel that supports plug-on-neutral?

I have an Eaton Plug-on-Neutral subpanel and I inadvertently purchased AFCI breakers with pigtails. I have plugged the neutrals wires from my circuit into the breakers but would like to remove the ...
Richard Brousil's user avatar
0 votes
0 answers
50 views

Gas burner "kick off" trips off my fuse box

This phenomenon occurs infrequently: when multiple electrical devices are on, the RCD trips. I think I managed to isolate the issue: there is one specific fuse that leads to "tripping"; ...
AdviceNeeded's user avatar
0 votes
0 answers
24 views

Best Way to Troubleshoot Breaker Tripping on 3-Way Switch with No Changes to Wiring

I have a set of lights on the side of my house that don't get used often. They are on a 3 way switch. I went to turn them on today from switch A and nothing happened so I went to to Switch B and ...
Alan Whitehouse's user avatar
5 votes
1 answer
361 views

How do I know how many breakers I can put into my main panel?

The service to my home is 100A but the main panel is rated for 150A and has one 40 amp breaker (stove) one 30 amp breaker (dryer) four 20 amp GFI (bathrooms, kitchen) sixteen 20 amp breakers (lights, ...
Jacksonkr's user avatar
  • 439
0 votes
1 answer
114 views

Why did a wire short to the metal junction box without tripping the breaker?

I opened up a junction box to reconfigure two switches. I turned the breaker off and unscrewed one switch and all of its wires. The hot, neutral and ground were separated so they wouldn't touch. I ...
milesmeow's user avatar
  • 5,072
1 vote
2 answers
56 views

400A PV Meter/Main as 200A

I'm developing plans for a rural build. I intend on generating my own 200A service via solar power but would like to maintain the ability to hook up to the grid if necessary. This means I'll be ...
Chris Herman's user avatar
1 vote
0 answers
40 views

Correct breaker for electrical panel [duplicate]

I am installing a dedicated circuit for a bathroom outlet. Attached is a picture of the old Sylvania panel. My understanding from looking at this is that this panel does accept tandem breakers seeing ...
EEhome's user avatar
  • 11
0 votes
1 answer
64 views

Quiko gate opener reports "motor in thermal protection"

I have a Quiko QK-CE220BATRL4 circuit board controlling two Quiko motors on each gate. It has been working fine for the last 3 years. Now when I click the remote button the circuit board still ...
Attack68's user avatar
  • 113
5 votes
2 answers
249 views

Why is my electrical panel buzzing?

I hope you can help me identify where this is coming from. First my electrical is all metallic with 2 wires only, and ground via metal conduit. After some troubleshooting I've found the following: On ...
Goxoa's user avatar
  • 89
4 votes
3 answers
1k views

Does my freezer really need a dedicated breaker? [closed]

I just purchased a garage freezer: GE FCM22DLCWW. On the side of the freezer, it says 115 VAC 60Hz 2.0 AMPS. In the Q/A section of the website I bought it from, it says that the running wattage of ...
John's user avatar
  • 139
1 vote
0 answers
32 views

How to divide circuit load without subpanel

I have a project where I need to use two 12 amp circuits and they ran one 30amp breaker with 10awg cable. The load lines are 2 devices that pull 10 to 12 amps. Can I connect both loads on to 10awg ...
Ritesh's user avatar
  • 11
1 vote
1 answer
35 views

Kenmore Dryer flips breaker when High Limit Thermostat replaced

I have a kenmore dryer model number 11066822694, The dryer works but did not heat up, I tested all components, and the High limit thermostat didn't have connectivity. I replace it with one from a kit,...
Tom600x's user avatar
  • 13
0 votes
1 answer
67 views

How can I remotely control individual baseboard heaters?

I have a vacation home that sits over winter with electric baseboard heating. When the summer season starts up I want to be able to make sure the baseboard heating is turned off via the breaker so ...
BC Racing's user avatar
0 votes
1 answer
58 views

Can I use a siemens type qaf2 breaker to replace a siemens type mp-at breaker? [closed]

can I replace a siemens 15 amp type MP-AT breaker with a 15 amp siemens type QAF2 breaker
randy's user avatar
  • 1
0 votes
2 answers
102 views

How is an Xfinity coax jack activated?

I recently moved into a new flat that primarily accepted Xfinity, as it's considered LIHTC, so a lot of their residents are on the Internet Essentials plan. I had opted to get my Xfinity router/modem ...
HeavenlyHarmony's user avatar
0 votes
1 answer
60 views

Are there kits to add plug on neutral bars to existing breaker boxes?

I have an existing square D non-plug on neutral breaker box (believe it's a SO, about 20 years old). My questions is if there is a install kit to either add the neutral plug in rail or replace the ...
ChucktheDuck's user avatar
0 votes
2 answers
188 views

Which fuse to use SL or TL?

Have a bad fuze of 30 am. When I went to lows I have to options SL or TL. I don’t know what fuze to use. This old fuse box in my garage. And has fuse( green one) got bad. Edited- I have added breaker ...
PowerTech's user avatar
  • 654
6 votes
0 answers
145 views

Incorrect breakers in Thomas & Betts Panel

I have a Thomas & Betts panel with 40 slots and was going about trying map out the circuits when I noticed a few suspect breakers. The entire right side of the panel contains only T&B (type TB)...
Jwawa's user avatar
  • 61
2 votes
1 answer
361 views

no power in the ceiling wire

I have the opening(junction box)) with wires in the ceiling one white and orange but none have power. In another part of the ceiling there is another opening (junction box) with black and white wires ...
alex's user avatar
  • 21
1 vote
1 answer
89 views

Different wire types on same breaker screw

I am researching adding a whole house surge protector to my load center. Specifically I am looking at a Siemens FS140, which requires a 20amp 2 pole breaker. I do not have any empty spots to add ...
DaveinPA's user avatar
  • 201
2 votes
4 answers
1k views

How to prevent inrush current caused by LED bulbs from tripping a breaker?

I have a 15A circuit in my house which has only two things that draw meaningful current: my TV and a set of 8 LED floodlights around my house's exterior. The TV draws max 150W and the bulbs (Sylvania ...
DaveBurns's user avatar
  • 296
4 votes
4 answers
884 views

Adding or converting a one phase circuit on a three phase panel

I have this three-phase panel and I'm looking to add or convert an existing circuit for a US 220V residential (guessing single-phase) electric dryer. I have the 4-prong plug/enclosure and the circuit ...
Merrick's user avatar
  • 155
0 votes
2 answers
64 views

Installed New CHFP120DF breaker, and it is displaying ground fault without connection

I just installed a new Eaton CHFP120DF breaker, and it is displaying ground fault (LED blinks 5 times) without being attached to load neutral and power wires. I understand this may not be a defective ...
Bjorn's user avatar
  • 11
1 vote
2 answers
111 views

What size wire for a cooktop and microwave oven on the same circuit?

For the cook top it states amperage is 39.2 and the amperage on the micro oven combo is 30 on a 240v. The model # for GE cook top PEP9030DTBB and the Cafe oven wall CTC912P2NS1 my location is in ...
Jeanette's user avatar
13 votes
2 answers
5k views

Why did my water heater wire burn up?

Here is a picture of the damage. Thank goodness they're was no fire. We had our breaker panel replaced today. I don't know if that's related or just coincidence. Tonight about 8:30pm while getting ...
JBurt's user avatar
  • 367
8 votes
2 answers
2k views

Are there any obvious issues in my DIY main panel wiring?

I'm in the process of a DIY 400A service upgrade, I roughly wired up the main panel waiting for the utility to schedule the switchover to the new line. For now I have installed a single 125A breaker ...
Alessio Sangalli's user avatar
0 votes
0 answers
33 views

Proper grounding with a generator interlock kit in my sub-panel

My main panel/meter can is outside, but I want to install the interlock kit on the sub-panel inside my house to make it easier to adjust the loading. That part is easy, but my concern is how to ...
Eddie L's user avatar
0 votes
3 answers
213 views

Could a circuit breaker connect to ground when off?

I am trying to figure out the circuitry in a room where two different switches can turn a light on or off, and there is a second light controlled by a single switch. Each light is on a different ...
quiet flyer's user avatar
0 votes
4 answers
187 views

How do I troubleshoot entire house power outage that immediately comes back on?

In the last nine-months, the power at my house entirely goes out, then comes back on a fairly unpredictable basis (i.e. not correlated to anything turning on /off). The breaker box looks fine. Could a ...
NJL's user avatar
  • 103
0 votes
1 answer
53 views

Outlets breaker all of a sudden tripping?

Just starting tonight, if I plug my power bar into the same outlet it’s been plugged into for two years, it trips the breaker. There are admittedly a lot of things plugged into that power bar but I ...
Mark's user avatar
  • 11
0 votes
1 answer
165 views

Why did a new switch switch trip three breakers?

I replaced an old light fixture over my kitchen sink with an LED light. Everything worked well. The switch beside the sink with a standard outlet in same box were old ( at least 40 years) also. I ...
Grandma 5's user avatar
3 votes
2 answers
675 views

Can I add a 60 amp breaker to my main service disconnect?

looking to add a 60 amp breaker like this one to my main service disconnect so I can install an electric car charger right next to it. My panel for the rest of the house is a lot farther away and in ...
user3286057's user avatar
0 votes
1 answer
65 views

AFCI/GFCI 15amp vs 20amp outlet ratings

This may have been answered before but I have a question about receptacles. Excluding the load, the wiring, and the panel breaker - what is the difference between a 15amp AFCI/GFCI receptacle and a ...
nedjinski's user avatar
4 votes
1 answer
428 views

Can I use a double pole breaker in a slot that allows tandem breakers?

I have a Siemens 200 Amp 30 spaces/40 circuit load center that allows me to use tandem breakers. I am not interested in using them, but I'd like to add one 45 Amp double pole circuit breaker. Would be ...
cadobe's user avatar
  • 117
0 votes
2 answers
157 views

Merging multiple circuits into a single one at the panel

I am working on slowly updating my house with new wiring and I have a question regarding proper circuit setup. My house has 2 stories and currently, I work on the second-floor guest bedroom. There are ...
Zakkery's user avatar
  • 103
0 votes
0 answers
182 views

Can I make a wire splice in my main panel? [duplicate]

While installing an Eaton CHSPT2Ultra surge protector to panel I cut the wire to beaker too short. Can I splice the cut wire back on?
Rick Michaelis's user avatar
0 votes
1 answer
40 views

Notification lamp shuts off if any one of 3 phase supply is lost

I have a 3 phase well pump that I would like to wire up a 120 volt indicator lamp that if any one of the 3 phases that feed the pumps shut down then my lamp will then shut off so I can tell from a ...
Joe Gugliuzza's user avatar
2 votes
6 answers
3k views

Why didn’t the breaker trip when an outlet shorted against a metal box?

House flooded and water mitigation crew was removing drywall and apparently dislodged an outlet inside a metal junction box. I noticed sometime later that the hot side had made contact with the metal ...
Northernlights's user avatar
-1 votes
2 answers
207 views

Why does my GFCI/AFCI breaker trip with pigtail wire connected?

My Eaton dual function 20A breaker provides power to the gas stove outlet. It trips frequently, every 1.5 hours, after resetting and even if nothing is loaded. I bought and installed a new one. I ...
Tom Le's user avatar
  • 1
1 vote
1 answer
173 views

Why is my double-pole 15 amp breaker/circuit tripping?

I live in BC, so this is about 120VAC house wiring. I have an island in the kitchen that has two outlets on it. It used to have an electric cooktop (before I installed a gas cooktop) and that 30amp ...
Arne Hermann's user avatar
0 votes
1 answer
160 views

Is my heat pump supplemental heating served by an oversized breaker?

The air handler for my heat pump has supplemental electrical heating. Currently it seems to be fed by aluminum wire, I think a service line bundle of 1/0 gauge. The breaker is 240V, 125 amps. If I'm ...
tau's user avatar
  • 227
0 votes
0 answers
42 views

What amp value of residual current breaker and miniature breaker for pool heater

I am looking to install a heater for a swimming pool. Following the manufacturers specification with a 220-240 volt circuit the device draws 53 amps. There is also a dedicated RCD safety circuit that ...
Gurnard's user avatar
  • 253
1 vote
2 answers
126 views

Why are breakers tripping in my travel trailer?

I live in a travel trailer. It uses a system that reduces 120 VAC to 13.6 volts D.C. The owner of that trailer also made some modifications. I have some 120 VAC outlets. I use two heaters that draw 12....
fixit7's user avatar
  • 1,258
0 votes
2 answers
341 views

What breaker and wire gauge can I use for my heated floor cable?

I will be installing a SunTouch heated floor for 200 square feet of space. I will wire this at 240V using a double pole breaker. The specs on the website indicate the amperage draw is 10 amps for the ...
geoscience123's user avatar
0 votes
2 answers
119 views

Outlet reading "Open Hot", Voltage Detector goes off when breaker is on but getting no power to outlet?

I tried finding a similar question but nothing really specific to my situation came up. Forgive me for the exhaustive scenario. Here's the situation: I have an outlet outside of an office in the ...
DJM3991's user avatar

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