Electrical

Electrical Questions? Ask an Electrician Online.

Connect one-on-one with {0} who will answer your question

Related Electrical Questions
I need to calculate the value of the resistors in a multiple
I need to calculate the value of the resistors in a multiple voltage divider circuit … read more
Kevin
Kevin
Licensed Electrical Contractor
Diploma
5,796 satisfied customers
Voltage drop? for 1500 watt 120 volt - length 120 ft wire
Voltage drop? for 1500 watt 120 volt - length 120 ft wire run typically 14 ga. wire normally used. Is the voltage drop greater than 3% and therefore, required to go to 12 ga? … read more
Kevin
Kevin
Licensed Electrical Contractor
Diploma
5,796 satisfied customers
I need to run about 75 feet of wire from my breaker box to a
Hello. I need to run about 75 feet of wire from my breaker box to a disconnect box for my ac. All I have is 75 feet of 12/2 type nm-b romex wire and 80 feet of conduit. Can i run it outside … read more
Kevin
Kevin
Licensed Electrical Contractor
Diploma
5,796 satisfied customers
I'm about to install eight flat panel LED fixtures in a
I'm about to install eight flat panel LED fixtures in a drywall ceiling in a room in my basement. Each fixture accepts 120 VAC and consumes only 15 watts, with a current draw expected of 163 milliamps… read more
Kevin
Kevin
Licensed Electrical Contractor
Diploma
5,796 satisfied customers
I have a relay. A GE model 3s2791fb100am12. The coil is
I have a relay. A GE model 3s2791fb100am12. The coil is rated at 1750 ohms. Why do they do that?I need to know how many volts the relay needs to work properly and continuously. It is a tiny relay… read more
Kevin
Kevin
Licensed Electrical Contractor
Diploma
5,796 satisfied customers
My intermatic et70115c does not shut off. There is power
My intermatic et70115c does not shut off. There is power coming from the timer even when load is disabled. It goes into a relay and the relay is triggered all the time. Is my logic board bad?… read more
Kevin
Kevin
Licensed Electrical Contractor
Diploma
5,796 satisfied customers
I have installed a 225 amp panel with a 50 amp 2 pole
I have installed a 225 amp panel with a 50 amp 2 pole stacked breaker meaning 2 50 amps in one. It goes to a pool sub panel that has 1- 20 amp 2 pole and 1- 15 amp single pole breakers the 20 amp runs… read more
Kevin
Kevin
Licensed Electrical Contractor
Diploma
5,796 satisfied customers
using schematic design:draw a schematic design for a system
using schematic design: draw a schematic design for a system with 3 lights. Energizing any one of the 3 lights makes it impossible for the other two to be energized.(if light 1 on light 2,3 is off) (i… read more
Steve G.
Steve G.
Automation Engineer
824 satisfied customers
Steve, I finally wired my 2 pumps using relays according to
Steve, I finally wired my 2 pumps using relays according to the drawing you provided but the relays aren't functioning as expected. https://www.dropbox.com/s/ka4id0g6fyhsk9t/photo%20%281%29.JPG These … read more
Steve G.
Steve G.
Automation Engineer
824 satisfied customers
Good day. We have a mobile trailer that is serviced with only
Good day. We have a mobile trailer that is serviced with only a 60 amp service. We have electric baseboard heaters. Everything appears quite adequate for most of the year. We operate on a propane rang… read more
Kevin
Kevin
Licensed Electrical Contractor
Diploma
5,796 satisfied customers
I also have a Dayton 8 pin square "ice cube" general purpose
I also have a Dayton 8 pin square "ice cube" general purpose relay with the wiring schematic on it as such: (1-12) __ __ (3-22) (4-14) __\ __\ (6-24) (7-11) __ __ (9-21) (A-A1) __wwwww__ (B-A2) * note… read more
AssuredElectrical
AssuredElectrical
Master Electrician
High School or GED
3,264 satisfied customers
HII need a circuit with the following components:A: Pump
HI I need a circuit with the following components: A: Pump – with integral level switch 220V single phase A. 1 OMRON H3YN-2/-21 0-60 min. relay (220v) B. Exhaust fan 220vAC 70w(max) When the pump oper… read more
AssuredElectrical
AssuredElectrical
Master Electrician
High School or GED
3,264 satisfied customers
Hello, there is a bunch of track lights on a circuit in a store
Hello, there is a bunch of track lights on a circuit in a store that are remotely controlled, sometimes this circuit doesn't turn on when it should. This circuit shares a neutral with two others. None… read more
Alex
Alex
Owner
Bachelor's Degree
1,783 satisfied customers
just installed a used outdoor water stove that has a 110 volt
just installed a used outdoor water stove that has a 110 volt circulating pump on it and i need to control it with the 24 volt thermostat, dealer sold me a switching relay(pr 340 by packard) for this … read more
Craig
Craig
Electrical Director
Vocational, Technical
2,287 satisfied customers
i am trying to connect wires to a thermo controlled attic vent
i am trying to connect wires to a thermo controlled attic vent but dont have diagram. wires on relay are marked ml1 and cycle… read more
Mike G.
Mike G.
Master Electrician
Vocational, Technical or Trade Scho
9,336 satisfied customers
i need to wire a lite that will turn on if any combination
i need to wire a lite that will turn on if any combination or all of are hepa fans are switched on. each fan has own circuit there are three. all fans are 120v 1phase also the lite.… read more
Rich
Rich
Master Electrician
Vocational, Technical or Trade Scho
1,117 satisfied customers
How do you calculate the voltage drop in a 3 phase 240v circuit
How do you calculate the voltage drop in a 3 phase 240v circuit when you will be installing multiple wire sizes? Example: If I come from my panel board with #10thhn and then jump up to #8thhn for the … read more
Rich
Rich
Master Electrician
Vocational, Technical or Trade Scho
1,117 satisfied customers
Componants consist of 12v DC battery, 300 ohm resistor, and
Componants consist of 12v DC battery, 300 ohm resistor, and an LED arrays using 3 LEDs. Voltage after resistor is about from 12 to 3v. There is a voltage drop from 3.02, to 2.92 with a second array. F… read more
Dan
Dan
Bachelor's Degree
2 satisfied customers
Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

JustAnswer in the News:

Ask-a-doc Web sites: If you've got a quick question, you can try to get an answer from sites that say they have various specialists on hand to give quick answers... Justanswer.com.
JustAnswer.com...has seen a spike since October in legal questions from readers about layoffs, unemployment and severance.
Web sites like justanswer.com/legal
...leave nothing to chance.
Traffic on JustAnswer rose 14 percent...and had nearly 400,000 page views in 30 days...inquiries related to stress, high blood pressure, drinking and heart pain jumped 33 percent.
Tory Johnson, GMA Workplace Contributor, discusses work-from-home jobs, such as JustAnswer in which verified Experts answer people’s questions.
I will tell you that...the things you have to go through to be an Expert are quite rigorous.

What Customers are Saying:

You did one super job of explaining to me everything there is to know about this fridge. I'm looking forward to asking you questions in the future.

JimmyBagley, IA

Wonderful service, prompt, efficient, and accurate. Couldn't have asked for more. I cannot thank you enough for your help.

Mary C.Freshfield, Liverpool, UK

This expert is wonderful. They truly know what they are talking about, and they actually care about you. They really helped put my nerves at ease. Thank you so much!!!!

AlexLos Angeles, CA

Thank you for all your help. It is nice to know that this service is here for people like myself, who need answers fast and are not sure who to consult.

GPHesperia, CA

I couldn't be more satisfied! This is the site I will always come to when I need a second opinion.

JustinKernersville, NC

Just let me say that this encounter has been entirely professional and most helpful. I liked that I could ask additional questions and get answered in a very short turn around.

EstherWoodstock, NY

Thank you so much for taking your time and knowledge to support my concerns. Not only did you answer my questions, you even took it a step further with replying with more pertinent information I needed to know.

RobinElkton, Maryland

< Previous | Next >

Meet the Experts:

Mike

Mike

Master Electrician

1,426 satisfied customers

Licensed Master Electrician - OnQ Certified Data Voice Audio Video Installer

Jason

Jason

Service Technician

4,220 satisfied customers

Over 20 years of experience in all types of installations, troubleshooting, and repairs.

Mike G.

Mike G.

Master Electrician

9,336 satisfied customers

Proven Professional 49 years Experience

Kevin

Kevin

Licensed Electrical Contractor

5,796 satisfied customers

32 years Licensed Electrical Contractor in Illinois, Adjunct College Electrical Instructor, Former Electrical Inspector, Diploma: Digital Electronics, FCC Amateur & Commercial Radio Licenses

AssuredElectrical

AssuredElectrical

Master Electrician

3,264 satisfied customers

Contractor-42+ Years in the ElectricalTrade

electrifier

electrifier

Master Electrician

1,458 satisfied customers

Electrical contractor and electrical inspector for over 24 years with phone and networking expertise

Rich

Rich

Master Electrician

1,117 satisfied customers

Over 35 years residential, commercial, industrial wiring, install, troubleshoot, service, maintain

< Previous | Next >

Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

Show MoreShow Less

Ask Your Question

x