220v

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  1. M

    Using 220v chandelier in the US

    Hello! I have a chandelier purchased in Asia where the voltage is 220 volts, alternating at 50 cycles (Hertz) per second. What do I need to do to be able to use this in the US? Will I need to rewire it? Thanks
  2. Nick3425

    110v to 220v Dust Collector | What Goes Where?

    This dust collector is currently wired to 110v. I need to swap it to 220v. What do I do? This hurts my brain.
  3. W

    220v attic conduit question

    Hello all, new here. In the near furture i want to install an electric tankless water heater. I would do gas but i only have electric in my home after moving. I will be hiring an electrician to do the wiring. Its only 30 feet from electrical box to water heater location and i will need a double...
  4. P

    3 phase 380V welder to run on a 3-phase 220V power

    I have an old Migatronic Automig X 200 welder configured as 380V 3-phase unit. Migatronic for spec. I have a 220V 3-phase point in my garage, but that does not work well, obviously. What would be the best option to get this welder to work? Would it be possible to rewire it so it can work on my...
  5. V

    Velux KUX 220V to 24V transformer in the ceiling?

    Would be compliant with the regulations to have a Velux KUX 220V to 24V transformer installed in the extension's ceiling?
  6. R

    85 amp 220v subpanel

    I would like my plan checked by a professional. This project is a semi-open pavilion with a load center approximately 100 feet away. I am rating for 120' to ensure compliance with the NEC. My review of the NEC leads to believe that this will be a damp environment, so I am using an outdoor rated...
  7. KelvinGaliny

    Why live to ground voltage is only 0V (in a 220V AC power outlet, there is also electric shock)?

    Hello, my name is Kelvin. I'm a trainee hydraulic engineer in Indonesia. I apologize if this question has been answered before / if this question is too basic. So we have a problem with electric shock coming from an electric panel. This panel runs on 220V AC supply & is used to run an inverter...
  8. C

    Advice please on a 220v receptacle

    Hello and thank you for accepting my request to join the forum! So, I have had a Miller 140 welder now for 5 years or better and it has suited me fairly...until now. I purchased a mini jet boat project and I need a welder that will handle aluminum welding better, a 220v unit is needed now. What...
  9. M

    What can happen to 220v Devices if I connect a 110V phase to both wires

    Ok, i am new in this forum I am looking for some enlightenment. Today I got a call from my boss, which is now in Venezuela and he is connecting a 4000W 100v power plant at his condo. The electrician he found there connected a 2 Throw Switch Knife to the circuit to split the power coming from the...
  10. E

    Paralleling 8-gauge wires to a 220V Subpanel for Tankless Water Heater

    Hello, Question is regarding a recently purchased property in Central Texas, which includes a 27KW tankless electric water heater. It is four years old and working fine. What the prior owner installed is surely not code compliant, but the county does not require permitting for "renovations...
  11. M

    DIY - Apartment wrong 4-prong 220v wiring, how to fix myself?

    Hello all, I'm an amateur DIY home-owner that recently moved into an apartment for a 6-month military assignment and these maintenance workers here are clearly incompetent and just do the bare minimum at EVERYTHING, including electrical work. So I moved in here and my dryer had the 3-prong...
  12. S

    Voltage Conversion from 120v to 220v

    Hi Gents, We will convert our shop voltage from 120v to 220v.We will replace the old transformer 75KVA-480v (208/120 V) by new one (400/230 V). The question is can I use the existed panel boards (see the information below) or not? see pic links please https://ibb.co/X3zqFqC...
  13. M

    Anxiety about DIY 220V outlet I installed 14 years ago

    I live in ranch style home, basement and main floor. 14 years ago when I was young dumb new home owner strapped for cash I installed my own 220 outlet for the oven. I used overkill wire size (cant recall size but its more than I needed) and a 40 amp breaker. The wire comes out the fuse box...
  14. K

    Relay 220V 2 input and 1 output Question

    Custom hot tub with a spa pack controller. Everything is 3 wire (red, black, white) 220V. Everything is grounded with lugs. Goal: I have two jet pumps and one air blower controlled by the spa pack. I would like to use a relay system to prevent the air blower from turning on unless one or...
  15. S

    Residential garage: single 220v circuit for multiple tools?

    Looking for some advice and insight on best practices here. I have an attached garage 25 feet away from my main 200amp service panel in my home. I want to use a mig welder, a 3HP table saw, and a 2HP belt grinder in my garage. I have plenty of room in my panel to add a circuit for each, but to...
  16. D

    220v help PLEASE

    Ok I’m not electrician, just trying to save money. And just wanna get some input before I continue. I added a 20a breaker to my circuit box, ran 10/3 to a 220 outlet. Hots to my X and Y, neutral and ground all went to this outlet. 2 hots to the 20a, and my neutral and ground to the spot in the...
  17. J

    220v. 230v, 240v, 250v?

    I saw an oven that was rated at 3,100 watts. Now most would say that cannot be fitted on final ring circuit as rule of thumb. But: 3,100 watts draws amps of: 14.09 amps @ 220v 13.47 amps @ 230v 12.91 amps @ 240v 12.4 amps @ 250v If the installation is 240v or 250v then it safely inside the 13...
  18. ‘

    220V outlet with on/off switch

    I want to install a 220V outlet in the garage. Unfortunately the breaker box is full but there’s a 220V outlet in the laundry room that is not being used. Can I run the new outlet off the same breaker and put a switch in the circuit that would turn on the garage outlet and turn off the laundry...
  19. S

    Table saw switch wiring 220v

    Hi All Need help wiring a 220v Table saw switch. I've tried all different configurations, some combos it comes on but got to hold the button in. I've attached a few photos of the switch and wires. The blk and wht wires on the left come from the power cord and the two on the right come from the...
  20. S

    Why am I getting a 420v supply from the power grid to my home when it should be 220v. All my applicances blew last night

    Why am I measuring 420v across the Live and Neutral feed into my home, when it should be 220v. My appliances have all blown

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