Our house , here is rural washington state, USA has an external Square-D double throw not fusible" external manual transfer switch (DTU-224NRB) , (see attached photo) . the previous owners had it attached to a diesel generator, but the wires for the that are gone once we got it.. we have a...
I have an old Electric Construction generator. There are no markings for the wiring. Putting a meter over the 2 terminals i get 240 volts but connecting the earth comes up with an error connecting to the garage. There is 110 volts between neutral and earth. Should the neutral be connected to...
Hi. We've a champion generator, inverter, dual fuel, 3.6 kw, which we've used a couple of times during power outages over the last 18 months to power a fridge (class 1) - needed to keep my partner's meds. at fridge temperature and a range of other items (class 2) such as broadband router, TV...
Hi,
Could I ask for some pointers and recommendations for a tone generator/tracing tool please?
Having browsed various sites including Amazon, CEF and RS the range of options is vast from £20 up to many hundreds. Are the cheap ones junk? What do the more expensive tools provide? I don't have a...
Year 2002 two ton 240vac hvac compressor. Plaque says 21.4 amps. Paperwork says use 30a dbl breaker.
Is that 21.4 amps on each hot wire?
Air handler central hvac 120vac fan paperwork says 6.2 amps
2 fridges in house. Plaques say 6.5 & 4.5a. 120vac.
Both fridges on same hot. The 6.2 amp...
On a 20kw generator can you connect the 30AMP plug to one service panel and the 50amp plug on a seperate service panel? I have two service panels coming off the same meter. I currently have a 5500KW 30Amp generator connection to one panel that supports my well pump and Hot Water heater. I...
Hurricane florida. I & several neighbors lost power. A few bought generators & hooked to breaker box. I just bought one too. Delivery soon. I also bought a dbl 30a dbl breaker to hook generator to breaker box. I have several feet if 8\3. However now im reading that there are issues with the...
We’ve recently completed the first and second fix of a barn conversion that is off grid with solar PV, batteries and a back up generator.
This was always the case that it was going to be off grid however as we have little experience in working with any off grid systems we specifically said at...
Afternoon! Hoping someone has experience working on the ABB gear below.
It’s in a Mobile Office/ Welfare unit, supplied via either 230v hook up or Generator with a Change over relay.
The issue is the 230 supply isn’t being able to be utilised - only the generator. Then occasionally the 230...
I am interested in having a home generator that would provide power to my home when the power is out during hurricane season, etc.
I have 2 electrical panels in my garage that are 200 amps each. I purchased a 13,000/10,000 watt predator generator. I would like to use an interlock rather than a...
Hi All
a commercial office has a back up generator
where can i find schematic to see how it is activated
how are they normally wired for commercial office
5 single phases to one huge property.
Backup generator which can take about 106 amps split between 2 phases - 1 phase will be wired through the 2 pole ats which has been pre installed with the earths linking through to the pme system ( think for a 32a backup generator ) and then the other...
My house had previously been wired for a generator (probably not by code to this day) but previous homeowner disconnected and instead hooked up car charger to that circuit. I would like to place it back to a generator hook up plug for emergency power. I have included labeled pictures of outside...
I’m planning to run an electrical sub-panel to my detached garage (about 150’ away) and run it off my 200 amp home panel. I live out in the country in West Virginia and also want to be able to run my emergency generator in the garage when needed to send power back to the house. What size/type...
I'm an electrical engineer in training so please bear with me.
Basically, a bank has ordered a second 500kw diesel generator and my job is to design the infrastructure to allow them to run simultaneously. It has been suggested that a "Paralleling switchgear" be used that could potentially...
Hello, my Cat Olympian G35F natural gas generator was beeping, low on coolant. I topped off and reset log events. Screen panel went blank and I have pressed all buttons. Battery reads good. Any idea what can be going on? Thank you for any help! John
As a young man, I was an electrician, but now I'm getting on, I am strictly DIY.
I used to have a cheap old 900W petrol generator connected to a dedicated twin socket which I used to run my gas central heating boiler (plus essential TV) in the event of a power failure. It worked fine, but...
Here is my set up. I have 100 amp service coming into my house into the panel box. I have a 50 amp subpanel in my garage fed from the main service. My 30 amp RV plug is runoff of the sub panel.
1) I turned off the main breaker from the street, and set all of the breakers to off on both panels...
I have a stand alone generator on site in a factory which will supply a machine rated at 900Amps. Do I need to common up N or E to the Main DB? I have an inspector coming out this week but thought I might throw this one out there?
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