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Questions tagged [ev-charging]

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5 votes
3 answers
963 views

Can I convert 50 amp electric oven circuit to subpanel, and power oven plus water heater, plus maybe a car charger?

My gas water heater is very old, and I'd like to replace it with a heat pump electric water heater. The one I'm looking at is 19 amps, 240 volts. My breaker box is in a finished part of my basement, ...
BaddDadd's user avatar
  • 357
0 votes
1 answer
85 views

Level 1 car charger causing outlets and lines to break

I have a Toyota RAV4 Plug-in Hybrid that uses a Level-1 charger (120V) which seems to be doing damage to or breaking outlets/lines in my home. The situation is the following: I had been using an ...
geoscience123's user avatar
0 votes
1 answer
93 views

240v NEMA 14-50 not working for EV Charger

I have a Nema 14-50 ran to my garage on a 50 amp circuit. Haven't used it in a few years but just picked up a new Tesla. Replaced the outlet with a heavier duty one than my previous cheapy (after some ...
Brady schultz's user avatar
2 votes
1 answer
115 views

Connection of Protective Earth for EV charging

I am reading about the EV charging at J1772, where a connector image is displayed. The connector has a PE terminal. I read that the Protective Earth is connected to a earth rod on the charging station ...
Novice's user avatar
  • 31
2 votes
1 answer
212 views

I added a 50Amp breaker to my panel in the last space available to wire a NEMA 6-50R Outlet for car charger - pot lights don't get enough power

I recently added a Square D 50Amp 2pole breaker to my panel dedicated to add a NEMA 6-50R Outlet for a Chargepoint EV Charger. Everything works fine, but when I'm charging my car there are a couple ...
GroundBeef's user avatar
1 vote
1 answer
244 views

Leverage 50 AMP Hot Tub power source for EV Charging

Question: Can I repurpose 50amp wiring intended for a hot tub to be used to install a 14/50 Nema outlet in the garage to charge my Electric car? Background: I am planning on having a new 50 amp ...
Justin's user avatar
  • 11
4 votes
1 answer
646 views

How to mount EVSE to existing box on exterior wall?

I currently have a (completely miswired) TT30R in a metal box and metal conduit on the exterior wall: The wiring is 2x6AWG for hot and 2x10AWG for neutral on a (currently) 40A breaker. So I have ...
divB's user avatar
  • 1,531
1 vote
2 answers
206 views

Wiring setup for ChargePoint charger 48A and higher

Others have asked similar question, but I wanted to put in my setup and get any advice/critiques. Adding two ChargePoint chargers to my garage. New car charges at 11Kw onboard charge (with 240v, that’...
John's user avatar
  • 11
0 votes
2 answers
69 views

Sharing power allocation across different brand EVSEs

I just bought a second EV that uses a J1772-type connector, which I need to park outside (in the driveway). I also have a Tesla (NACS connector) that I park in the garage, where I have a Tesla Wall ...
peter's user avatar
  • 1,518
1 vote
3 answers
1k views

What wire AWG for EV charger?

I am installing a EV charger for my car in my garage and I've been all over the internet with a dozen different calculators and they all give different results for what AWG i need to use for my ...
rasmukri's user avatar
  • 347
1 vote
1 answer
127 views

EVSE terminal torque specs and associated wire size

For installation of a Tesla Gen 3 EVSE the manual requires the terminal screws be tightened to 50 lbf.in torque and recommends wire from #12-#4 gauge with #6 gauge wire used for a maximum possible ...
stan li's user avatar
  • 11
0 votes
2 answers
462 views

Can I extend an existing 50A circuit for EV charging?

I have an existing 50A circuit for an induction cooktop wired with 6/3 stranded Romex. It runs through the finished basement ceiling bulkhead and at some point near a rim joist where it feeds to 1st ...
David's user avatar
  • 1,067