Search Results for ‘service’

Hello to all, I'm new here so TIA for taking the time to help me out. I'm in the process of trying to figure out how to install an ATS, Generator, 400 A Panel, 200 A Panel, and lastly a 125A panel. This is for a new house build. I'm lost on how to size the wire from meter to ATS, ATS to...

Hey guys, quick question! Does a private home fire hydrant need to be on its own service separate ahead from the house?

Hey all! Having a little bit of a dilemma here. I'm a 309A but have been working in Maintenance for the last 3 years. And believe it or not I've never actually done a house service before 😬. Installing the service on my place next weekend and was hoping I could get some insight from guys who do...

Question about house load calculations. We have been dividing a lot of houses into up/down suites with their own meters. If I can, I like to give the house a 400A service, but sometimes the customer does not want to pay for it if the existing loads fit under a 200A service. My question is, do...

Hello all! I am located in Edmonton, Alberta. I have a couple quick questions about a panel replacement and the aerial service that feeds clients panel. I've been tasked with replacing an older/smaller 100A panel for a modern/larger 100A panel. House built in late 60's/early 70's. Service...

What size feeders for a 3 Phase/4 Wire 208 volt, 200 amp service, roughly 375-400 feet away. No continuous loads 1 set of 500 MCM? Thanks

Hey all, I'm building a house that is going to require a 200A service. I was going to use Aluminum TECK direct buried to feed the service. The run is approx 200ft from hydro connections to my meter base. Unsure if I should run 250kcm or 350kcm mainly because of the voltage drop as I know the...

Hey all, I'm building a house that is going to require a 200A service. I was going to use Aluminum TECK direct buried to feed the service. The run is approx 200ft from hydro connections to my meter base. Unsure if I should run 250kcm or 350kcm mainly because of the voltage drop as I know the...

Good morning Ladies and gents. I am an electrician in Michigan, contemplating a move to a different state. I was wondering if there are big differences in applications that I need to be wary of. Specifically, service changes and things of that nature.

Hello Everyone. I am hoping to get some advice and to see if i am on the right track when it comes to a new project that i am working on. Please keep in mind that i am in ontario canada and code rules are different even between provinces. (Everything is underground) I have a property that is...

Hello, I'm looking to see if anyone may have experience or an idea of how glamping sites would be specified in the NEC. I can't see to pin down an exact definition to apply to glamping sites. If you're unfamiliar, glamping is luxury camping, geodesic domes, bubbles, tipis, all of which will...

Hey everyone, looking to get some experienced feedback on service contracts. Here's my specific situation: Been working for a large electrical contractor on a large scale public works project at a major state university for the last 2.5 years. While I've been on this project I've obtained my...

So I am in the process of bidding out a 3 family in massachusetts, boston area, and I don't do residential all of the time. Ive done my service calculation for the units, and they will draw max 75 amps, but I know that isn't the case all of the time. Anyways, I figured each unit will have a...

Hey there, I am wiring a 3 family in massachusetts, and I am not a wiz on residential wiring as I mainly do industrial and commercial. Anyways, my question is How far can my service entrance cable go between the meter disconnect and the panel. It is a 3 family, and I want to put the panels in...

I have a question that I'm not really sure I know the correct answer to. If you have dwelling unit calculation that comes out to, say 195 amps, can you still use 4/O aluminum? In 230.42 it states that the conductor shall have an ampacity not less than the maximum load to be served, but in...

I mostly work residential in a gentrifying city -meaning lots of old panels & meters, loose bugs, crappy grounding. I get a lot of situations where 1 leg of the service entrance isn't working/intermittent arcing. I'm looking for recommendations to get a *voltage logger* to see if problems are...

Is a portable generator (the type typically used by home owners when the power goes out) a separately derived system? Or, is it considered a nonseparately derived system? I have thought it was a separately derived system, but now I am unsure. - When the generator is plugged in, I would say there...

I’ am currently bidding a job for a a triplex. Each of the 3 units will have its own 100 Amp panel, and the House panel will be a 50 amp. I am considering bringing in a 400 amp feed, is that over kill or is that the correct service size i should be using for this project?

I’ am currently bidding a job for a a triplex. Each of the 3 units will have its own 100 Amp panel, and the House panel will be a 50 amp. I am considering bringing in a 400 amp feed, is that over kill or is that the correct service size i should be using for this project?

I have a friend who asked me a good question today. He was looking at a house that has a 320A service, one panel needs to go in the garage and another in the basement, below. The question is, do you need to have a disconnect for the second panel in the same location as the one in the garage...