Many solar panel buyers don't find out about the 120% rule until late in the installation process. It's not obvious, so don't ...

This would typically be accomplished by a standard 200A main circuit breaker). However, if the available fault is above 1,500A, you would need a larger “main” breaker. This larger breaker would react ...

Is it legal to supply a 1,200A main breaker with three sets of 500 kcmil THHN/THWN conductors (with no major motor loads)? A. No. Where the overcurrent device is rated higher than 800A, the conductors ...

My current circuit breaker box is filled and a few weeks ago I asked if I needed 200-amp service or if I could simply upgrade my 100-amp box.<br><br>Well, three electricians came to my house and ...

Even 240V/200A service, which a few years ago was very high end, can almost entirely be used up by a few EVs and a whole-house heat pump system. An 80A EV charger will take close to half of 200A ...